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Last seen: Oct 16, 2026
@derek-m, I don't how the tank is built but I think that they have separate compartments.
If you have pipes running to the bottom your hot water cylinder (I've attached a photo) you probably have a buffer tank there.
@markc, our buffer tank is not visible as it's part of the hot water cylinder - the bottom 100 litres are the buffer tank. If you had a new HW cylin...
You may want to read Sue's Grant experience:/p> She's currently working on an update of their experience and servicing the unit.
Welcome to the forums @annemolly. You have some valid concerns based on others' experiences, but the reality is that heat pumps do work when they are ...
Hi Sam. How are you guys getting along? Did you ever resolve this issue? I'm gathering by your questions that you're still looking for solutions.
That is an excellent question. I'd be curious to know the answer to this. And what happens to the buffer tank. Does it just sit there full of water or...
@kev-m, that's super interesting. I didn't know you were buffer-less and that your installer was adamant about this. We had six quotes and each one re...
@heacol, I can certainly see (based on our debate and interaction) why you wouldn't be liked by the industry. I do, however, respect your perseverance...
@novemberromeo, by the way we did discuss your dilemma in a recent interview (will hopefully be live in the next two weeks) and you settling on the 12...
@witchcraft, sensible approach. I hope you can get it sorted with minimal fuss.
We've set out hot water to 44C - ideal for us, but it will vary on peoples' preference. Always interesting to see.
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