inline instantaneous water heaters | Bathroom Advice | Plumbers Forums
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Discuss inline instantaneous water heaters in the Bathroom Advice area at Plumbers Forums

J

jamier

My wife is setting up a hair salon but premises as no hot water. Premises is fitted with a small electric boiler so we need to install an inline instantaneous water heater to supply 2 wash basin for shampooing. We have looked at various heaters which say can serve to basins but one shower. On the wash basins they have a little shower head does this come under the two basin structure or two showers? Any help would be grateful please
thankyou
 
Look at Ariston under sink, unvented water heaters, which supply multiple outlets. Make sure it is installed by a professional with an unvented ticket.

Only on heaters over 15l

Have a look at ZIP heaters...... the inline can only do one outlet, I would give them a ring for your requirements
 
Last edited by a moderator:
Hi Folks,

Regarding the Zip Inline water heaters - can anyone give their thoughts on these?

I'm building a very small house and like the idea of instant water through the Zip 12kw instant heater (or similar). The heating is underfloor electric, so I only need water for sink and bath.

Anyone able to advise?

Thanks in advance.

Colin
 
I have fitted a few of the Redring Powerstream heaters and they are pretty good, better than the Zip IMO but whatever you choose you will need to ask an electrician first about compatibility with the supply.
 
The problem with electric water heaters is the amount of electricity they require. Usually their requirements are so high, they require a dedicated electrical supply circuit of their own. So you have to think about that when deciding where to site it as well as the water supply route.
 
instant water for ... bath.

Assuming a bath capacity of 110 litres with a temperature rise of 30 degrees Celsius (ignoring heat losses (ie, being VERY optimistic!) and assuming 100% efficiency) you would need to put 13.8MJ in, so a 12KW heater would take 20 minutes to heat the water. With heat losses you could easily add another 5 to 10 minutes so you're going to be waiting quite a while for your bath!
 
my nephew had the same a couple of years ago,
salon, all electric no gas.

point to remember is, how often does 2 get their hair washed at the same time? not many.

i fitted 2 electric showers instead, job a goodun.
 
Just a thought, remember to check your mains pressure is more than 1bar, or, what ever the heater you pick says it needs.

The only option in a local shop was to fit a Redring, but it does not like a low pressure mains supply, the shop suffers with pressure generally between pretty much nothing to just under 1bar, so their hot water is not exactly wonderful.
 

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