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Can I install a power shower in my new house in Thailand, and is it complex?

Feb 11, 2026
3 months ago
Joni****
ORIGINAL POSTER
Anyone bought a new house in Thailand

They don't have power showers as they say thais have cold showers

Is it set up to fit power shower or is it a big job

Appreciate any advice
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TLDR : Answer Summary
When purchasing a new house in Thailand, potential homeowners often find there is no hot water system installed, leading to questions about the installation of electric showers or power showers. Many users in the community share their experiences, noting that while not all houses have pre-installed hot water systems, it is common and relatively easy to install heaters. It's advisable to buy heaters from local stores like HomePro, which often provide installation services. Users also mention the significance of ensuring proper water pressure and electrical setup for these systems, including having a dedicated circuit and grounding for safety.
Mark *******
Just put a hot water heater in it's very easy about 3000 fitted not hard job
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Malcolm **********
You asked about 'power showers' do you mean heated water or a 'power shower' which is a high pressure water shower. First for heated water it's normal to have an electric heater in the shower area and I would recommend that you get one with a earth leakage breaker as most houses in Thailand don't have one in the consumer unit. Next for water pressure (power shower) a lot of houses run directly off the mains (goevrnment) water and the pressure is not only low but varies and the water can even be turned off at various times of day during the dry season so you need to install a water tank with an electric pump. The pumps are rated for the height (number of floors) and the number of taps being used at the same time and there are 2 types, continuous pressure & continuous flow. I prefer the continuous pressure as the pump maintains a constant pressure but turns on & off more often, with the other you notice the pressure drop before the pump cuts back in.
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David *******
Dead easy.

Start about 2000 baht

Your cold going in and the flow through the unit will be about 9 litres a minute.

Depending on the water pressure.

Couple of metres of 2.2 cable through the roof to a power supply.

Thais not great at balancing circuits.

Power /Lights so I would not stress.

A decent earth spike sunk in the ground and fed back to the unit.

Suppose it depends on the power board and RCD.

Even if a local handyman does it, you will be less than 3000 baht
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djfre*****
Bathroom in my hotel in Veitnam electric power point in shower
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djfre*****
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Thomas *********
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HillView ******
i ve got a centralised waterheater which heats up all the water in the whole house and my 4 bathrooms even the sinks have hot water.
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Mathieu *********
If you have enough water pressure, easy to set up. Bought mine at Global house I believe. Installation was done by them. Total cost around 7k per heater (including installation).
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Louis ******
Go to nearby HomePro and get 1 heater with a water pressure pump, and choose the model that they offer free installation. Done!
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Jonathan ********
Electric water heaters draw about 18-19 amps so you'll want a minimum 20 amp circuit, preferably dedicated, to operate it.
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Dave *********
seems like you fellas make the biggest deal of the most trivial stuff. Look at the comments. People are calling each other names over a water heater
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Bob ******
so bloody simple to sort out. Same as in any country when adding hot water to the system.
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Karsten **************
There is ALWAYS a power outlet for waterheater in new houses.

I paid extra and have cold and hot water in all faucets in my house.
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Dave *******
Ffs, be thankful for what you are given
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Jeff *************
If you haven’t bought it yet, tell the builder to add it for you, it shouldn’t be a problem
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Donald **********
You need to make sure the wiring is suitable or get an electrician to install proper wiring from the fuse/circuit breaker box.
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Bruce **********
Electric should have been wired for a water heater. Very common in building a house
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Wanneeta **********
โฮอ่านเม้นบางคนนี่ตอบแบบนักเลงมาก ก่อเค้าไม่รู้งัยถึงถามมม โอ๊ววทำไมถึงเกรี่ยวกราดกันแบบนี้คะ?
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Joe ********
I had this problem, we bought new condo off plan , on completion we viewed the property and I noticed in the kitchen just one small tap, no hot water, prompting me to look at both showers , as you say she was surprised when I challenged that no hot water, she said that large water tank on the roof supplies quite hot water…. So it’s very common, I ask about getting hot water in both showers as the tap in the kitchen was no big deal. I went off with maintenance guy and we purchased 2 mini heaters that operate like the old Ascot heaters , not expensive….
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Sam **********
My wife loves hot showers. Our house has an inline water heater and so does her parents (theirs is over 10 years old and it still works )
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โทมัส **********
Our house had all the wiring for the electric shower heaters… we’ve got 1 freebie with house and bought 2 others from homepro. They fitted them for free
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David ******************
Buy a house n land ....U got to be a lunatic
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Simon ******
the only people who have cold showers are those who can't afford hot showers, all my thai friends have modern bathrooms with hot showers!
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Donald ***************
My new home was wired for hot water but was extra. We bought one and they can and installed it the next day. Go with 4500 watts if you can. I like hot showers.😁
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Keith ************
I would box that electrical outlet . Water in that could meen death.
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Alex *****
A 4.2kW heater can heat water by 10 degC at C a flow rate of 6 litres/minute. When the water coming out of the pipe is cold, or your heater is less than this rate, you can only get a mildly hot trickle.
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Dean *******
Most new builds will have electrics in place for a shower unit.
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Robert ***********
I stayed in a room with a propane gas shower once.
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Galenus ******
You can do it by yourself
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Idar **********
Those are ingenious because you don't need to heat 200 liters of water only for a shower.
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Nick ************
Well I've got 5 bathrooms and six water heaters.
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Donald **********
Easy to set up. All our showers have heaters
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Robert ********
I i am formulating a plan here and just thinking
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Muay *****
if you live in a cold climate in winter, get a unit 6000W. for hot water, not warm water , which is arounf 1800w
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Eddy *******
Go to Home pro. They install it and will ground the heat unit and do it correctly and Tidy..
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Greg ******
NO
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Christiaan *******
I bought a new place last year, and I have water heaters every shower. Basins are have warm water. And my kitchen sink too.
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Shawn ********
Check under the sink in the bathroom
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Understand***********
Buy a water pump and a bigger heater.
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Steve *********
Many new builds have provision for an for an electric shower which are easy to fit and not expensive
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Bernadette ********
Très jolie
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David ***********
We have 2 standard electric heated showers (Stiebel Eltron) with water from a pumped deep well. They have been in for 10 years, one has never gone wrong, the other doesn't heat but no-one complains. It is not as powerful as my UK showers but it is fine. The main point is safety, they have inbuilt RCDs but we also have proper earthing.
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Risto ********
No power shower? You mean the water pressure is too low?
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Gary ********
Buy one from big c or lotus for around 2500 baht, not expensive , buy 2 one for shower and one for your kitchen sink so you have hot water there aswell , easy to fit, if you fit it yourself make sure you earth it PROPERLY
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Jim *******
Gary Ranger Those heaters are instant heaters. You need their staff to install them. Some drilling and work you can hardly do yourself, unless you have trade experience.
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Gary ********
Jim Davis I understand what you are saying but it’s not rocket science to install them
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Gary ********
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Snorbitz ***
Electric wall heater
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John *********
Recently replaced all of mine in three bathrooms. it’s a job for a professional only, and as previously mentioned big stores like HomePro will help you out here with a survey. We all love a powerful hot shower. But in Thailand you may need to compromise, and you need to be circumspect. If you live in a new(ish) build take a good look at your main house water pump first. Because developers often fit something relatively underpowered.

Mine was 150KW for a 4 bed, 3 bath property which was ridiculous. I replaced that with a Mitsubishi 400W Inverter pump. Pressure issues solved. Use an online tool to correctly identify the correct pump for your house. If need be upgrade it. Most Thai domestic wiring is a 2.5mm conductor for your socket main. That will only support up to a 4.5KW shower heater at a push.

Which does the job I find.

Or a storage water heater.

Up to you. Stiebel Eltron, Panasonic, Hitachi + Toshiba units are quality, safe and affordable units.
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Michael ***********
These are everywhere so without knowing any Thai at all you could simply show two photos and anyone would know what you want added.
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Marty ******
Very reasonable cost
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Allan *******
Check before you buy.
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John *********
Install a tankless heater in the shower
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Morten ********
Go too Home Pro and by, they come and for fore you, wery sheep
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Galenus ******
Morten Larsen
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Galenus ******
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Yorgos **************
I doesn't spoken ingland very best, hahaha
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Mike *******
Getting the proper wire pulled from the consumer unit is the trick. It should be a new circuit. Thais like to add a cutoff switch that they call a "Safety Breaker" but idk if it is required anymore. The various safety switches can be built into the unit. You can also add an RCBO at your consumer unit. Oh, it needs an Earth Ground.
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Tammy *********
Just get plumber to install it with hot water making unit. Not big job.
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Magnus *********************
Yeah, got a few of them and no. It’s not a standard in most.

You got the power in that on picture to have it installed.

Buy from HomePro or other similar company and they do it.

Cost around 10.000 for a good one but that is on package (you already got the rest) so 2-3.500 for the heater.
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Vic *********
Make sure the "electrician" properly grounds the heater.
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Tom *******
Is it mains water or well

I installed 7.5 kw shower and have HP water pump from storage tank which has 5 mtr head and I have great power shower and really hot too if required
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Sasi ************
I’m 100% Thai and all of my home have heated water/shower. Whoever told you that , it’s is a lie.

I personally installed mine; it’s simple enough a woman can get it done; I mean, a handy , self sufficient woman like myself! Not sure about other women though 😅🤣
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Bob ******
@Sasi ***********
I think whoever it was was either stupid, has never been to Thailand. Thailand is like any country when it comes to hot water. You go down the hardware or plumbing store and order it and have it fitted. They must think everyone here has just climbed down from a coconut tree.
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Greg ***********
@Bob *****
everone who has managed to climb down from the coconut tree will automatically be an engineer or a professor 😂😂😂
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Greg ***********
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Greg ***********
@Sasi ***********
did you properly ground your shower heater?
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Per **********
Not the first time, and probably not the last.
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Sasi ************
Greg Alexander I installed the heater unit myself and have an electrical engineer checked and made sure everything is properly installed and functioning.
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Marc *******
@Sasi ***********
So you don't have one.😭🤣😁
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Sasi ************
Marc Thode you mean you don’t have a brain and you have reading comprehension issues!?? Get a life snd leave me alone!
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Greg ***********
@Sasi ***********
how can you be so sure? Have you checked it by yourself and can confirm it is properly grounded ?
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Greg ***********
@Sasi ***********
your Thai "technician" maybe has forgotten to ground the heater, because many Thai "technicians" have no idea of how important this is
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Sasi ************
Greg Alexander คุณเมิงไปเอาอิ technician มาจากไหน!???? กุพิมพ์ชัดเจนว่า Engineer!!!! โอ๊ยยยย ฝรั่ง frontal cortex กลวงเยอะจังเพจนี้
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Sasi ************
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James *********
It appears from your photo that the electric supply is already there. I simply went to HomePro and bought a shower heater, and paid for their affordable installation package. The electrician arrived the next day at the scheduled time, and finished up 30 minutes later 🙏
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girly*****
About how much did that run you?👀
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James *********
girlypop😍 I bought a 6,000W Hitachi and was charged 750Baht for installation a couple of years ago. Here's a screenshot of their charge now. Well worth using a HomePro contractor for the installation, as if there's a problem with anything they usually will correct it. I had to have 2 callbacks on my kitchen faucet installation 3 years ago. A manager ended up coming and fixed the issue in 2 minutes.
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James *********
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Alan *******
Your water outlet maybe too low down, shower unit is usual just above the shower head outlet.
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Greg ***********
James Gershon correct, there is a cover cap above the tiles in the upper left corner
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Greg ***********
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Summer ******
You can buy them anywhere.. BigC- Lotus- Macro.. about 2,000-3,000 baht then have it installed or maybe find a video on YouTube and do it yourself.
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Bruce ***********
They bullshited you
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Michael ********
Go to Homepro.. or another big store.. they can helping you
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Mitch **********
2000bht job done easy go homepro
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Rafael *********
you may have noticed that there are two different taps in a bathroom. The one in hip-height will supply full water pressure, you could connect a hose to it or fill a bucket placed underneath. However the one from where the shower head gets supplied (or the water heater between the tap and the shower head) will always depressurize the water flow. This is very important, because if it was full strenght pressure, the water heater would simply explode !
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Kay *******
You need to install a heater connection
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David *******
Simplicity.

Almost no need to think.

Go to a gas heater shop, or electric heater shop.

Maybe 3 screws used on the wall for the unit.

Gas bottle outside and the pipe through a wall hole Screw on shower hose and gas hose.
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Greg *************
Your telling us this is the first shower your having in Thailand? Or does you seeing eye dog go in with you?
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Bobby *********
In Asia it’s more common to see a little box on the wall next to the shower head providing hot water. Luckily our house has a big tank in the laundry / second kitchen area for central water heating which is what you’re unlikely used to. You can opt for either just find a technician.
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Elías ********
I've never been to any house/condo/hotel without hot water in Thailand. Said so, in my place I always take "cold" showers. I'm used and don't really feel the water cold. But the hot water is available.
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Elías ********
Bobby Broward South East Asia
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Bobby *********
Elías Molina saw em in Japan too bud.
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Bobby *********
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Deslea ********
It can be challenging to arrange this if you don’t speak Thai. We installed two shower heaters in rooms without existing wiring - the way we did it was by buying the heaters at HomePro and bookinga “survey” (basically an assessment and quote - you have to pay a small fee for that) from Chang’s at Homepro. Then they emailed us a quote, which we accepted and paid, then they came and did it. Have a couple of thousand baht on you on the day - they’re allowed to charge you on the spot (with your agreement) for some small extras, we paid for dedicated circuit breakers etc.
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Malcolm *******
Deslea Selmes garbage , it s common sense unless of course you are a complete idiot
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Malcolm *******
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Charlie **********
Looks like you have an elektric box up to the left so very easy to retrofit
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Maple *********
Buy a heater the normal one about 3,000 include setting or as I has it costs about 7,000, if you need more power of the water more you can buy pumps it’s cost 6-8 k
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Patrick **********
left corner is that not where you have the electric wire,s?for the water heater
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Joni****
ORIGINAL POSTER
@Patrick *********
hopefully not moved in yet thanks
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Joni****
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Kevin ********
You will also need to put in a pump if in a village the pressure is to low.
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Kevin ********
Village water pressure i can piss faster you need a tank and a pump or they dont work
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Rafael *********
Kevin Powell if you unleash the pressure, an installed heater would explode. The tap that supplies water to a heater is ALWAYS depressurizing the main water supply. They are equipped with a depressurizing valve. You get full water pressure only from the small tap in the wall around hip-height
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Mikkel *******
Rafael Koehler I don't think you are talking about what you think you are talking about. The norm is a flow through water heater, mounted on the wall in the shower. It heats the water as the water flows through. It never has any water pressure inside it, because when it is off (meaning you shut off the water) there is nothing there to build pressure. It is open at both ends. An open intake and an open outlet. The intake side is managed by opening the valve on the (typically) wall mounted outlet. That's where the pressure ends when closing the water to the heater. The heater itself never experiences any kind of pressure build up. The water just flows through it.

So, what happens if you have too high water pressure?

It cannot heat the water.

That's it.

If you lower the flow, it has time to heat the water.
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Kevin ********
Rafael Koehler you have obviously never been in a village without a pump the heaters don't work
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Kevin ********
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Wilfy *****
Our house had the cables all ready plumbed in, I just bought the electric shower units from power buy and they sent someone to fit them. All done fairly cheap.
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Joni****
ORIGINAL POSTER
Wilfy Bee hopefully electrics there not moved in yet thanks
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Joni****
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Mpd *******
You will need to put an electric shower in if you want it warm
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Tayaout *****************
Get something like this, and ask an electrician to add an RCBO on the circuit to add additional protection against electrocution.
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Olivier ************
either a wall mounted electric heater . 6000 watts . about 7k for a good brand . dont like those things much

or a Storage water heater . we got a 30lt fitted outside for one bathroom for 2 and its fine , but you ll need hot and cold water pipes and a mixer . we put a 50lt one for another bathroom recently , stiebel brand . was about 10k . much better in my opinion than the electric water heater fitted in the shower
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Ove ********************
They dont start heating if water pressreleaser is too low.
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Kerry *******
Bought a wall heater on Lazada. Easy fit, works great.
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Jo **********
who was the stupid person who said Thais don’t have heaters we 3 showers all with heaters.
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Feral *******
Jo Clemente No hot water at my gf’s house. It’s so freaking hot out, it’s actually refreshing. I’ll tell her you think she’s stupid
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Jo **********
Feral Ryder no I not say that. only the original poster says someone told them that Thais don’t have water heaters most do and a lot don’t. The person who told the poster that is stupid. It’s fine not to have one, but to say Thais don’t ? Hot out we had 3 weeks with temperatures 9-11 degrees. And for the last 2 months the low temperatures has been always below 15.
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Jo **********
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Hann **********
Well, probably most houses also don't have air conditioning by default.

Both water heater and air conditioner are usually added by the house occupant.

Shops that sell water heaters and air conditioners have contractors doing the installation.
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Donald **********
Jo Clemente So you’ve already concluded that these people are stupid?
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Jo **********
Donald Campbell i have concluded based on the statement “they say don’t have heaters Thais have cold showers” it’s not true and to make such a statement is stupid. Maybe some don’t but after living in a poor rural community they do have heaters
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Jo **********
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Joni****
ORIGINAL POSTER
As I said thais not bothered with hot water my wife wants cold
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Jo **********
Joni1828 many Thais want hot shower my wife although from the rural mountains needs hot shower
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Jo **********
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Bradley ***********
My friend who is Thai just rented a house with no hot water. At least not the shower. She has to buy her own water heater
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Gordon *******
Jo Clemente I have never seen a shower without a hot cold dial or switch .we use a big barrel of water and pour it over your head in my girlfriend's mam's village near suphanburi
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Tammy *********
Jo Clemente it can be turn on or off.
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Jo **********
Tammy Beckett yes
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Jo **********
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Joni****
ORIGINAL POSTER
Jo Clemente Hi Jo

My wife Thai she prefers cold shower

And was told by builder they don't fit power showers for that reason

Thanks for your answer
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Daren ********
Joni1828 They are very cheap and easy to install. I bought my MIL one and had it installed. I think home pro or Global house will have someone install it. My wife no matter where we are takes cold showers. She is used to it.
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Max ********
Joni1828 we have built a new house in Thailand and have two heated showers.We are in a rural area.heated shower units can be fitted anywhere as long as you have power.
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Johan ***************
Joni1828 That is indeed sometimes the preference. I prefer hot showers in Thailand (would manage with cold water from the barrel), but on Sunday I will have my first icy river bath this winter. :-)
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Jo **********
Joni1828 ok understand now. but my wife owns several houses in very rural Thailand all have heaters
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Jo **********
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Greg *************
Jo Clemente You ever been to any villages all over Thailand and had a look.??
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Jo **********
Greg Dake Dakin i have lived for 10 years in a small rural village in the jungle outside Chiang Mai nearly all the houses of the local have heaters
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Greg *************
Jo Clemente Up they they might have nowadays. I referring to Issan.
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Johan ***************
Greg Dake Dakin Your are still wrong. A lot (not all) install heaters, and most (but not all) then prefer it over yasuragi-style cold washing (yes, in Isan villages). Your personal experience might be different.
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Johan ***************
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Sasi ************
Greg Dake Dakin my houses(it’s with the s here) are in the village and All of mine have heated water/showers. Being a villager doesn’t mean unable to afford a water heater. Matter of facts it’s very cheap to purchase and low cost of electricity/maintaining.
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Jo **********
@Sasi ***********
exactly correct 👍
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Greg *************
@Sasi ***********
Been here 20 years and coming for 38. I bet I been in more houses all over Thailand than you have.
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Jyrki *********
Greg Dake Dakin propably you have visited only poor villages. Water heater cost only 1000-2000kb and electricity cost very low.
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Sasi ************
Greg Dake Dakin how did you meet your partner? What kind of work is she doing or was doing !?? 🤣🤣🤣🤣
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Dave *********
@Sasi ***********
I find it offensive that you would even ask that question. It has nothing to do with cold or hot showers and instead seems like you are judging people
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Greg *************
@Sasi ***********
She was just doing the usual grandmother things and duties. Meet her at the hospital 14 years ago. You want to hear about any of our operations?
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Sasi ************
Greg Dake Dakin yeah! You are a foreigner but I born there. 🤦🤦🤦🤦
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Luc ************
@Sasi ***********
who build your house? Your American husband?
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Jo **********
Luc De Clerck mine was built by my wife 12 years ago before I met her. it was built by local contractor in very rural Thailand- keep talking nonsense Trump
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Sasi ************
Luc De Clerck what a stupid question!? Unlike your wife/partner I DO NOT have a stupid westerner partner!!😅😅😅😅🤣 I granted citizenship based on employment!! Stupid question deserves stupid answer! Now go get yourself some education.
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Luc ************
@Sasi ***********
guess you have to be educated when I see you are sending stupid messages to my partner. Have a nice life 🙄
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Luc ************
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