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DavidAlgarve
@davidalgarve
Member
Honorable Member
Joined: Dec 1, 2023
Last seen: Jan 11, 2026
Profile Activity
Topics: 31 / Replies: 154
AllTopicsReplies
Reply
RE: Optimising DHW with Solar

Hi bentwoody. We have a two part " Bi-Horario" tariff. The peak (generally 7:00 to 12:00 weekdays) and off peak (0:00 to 7:00 weekdays 2:00 to 18:00...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Optimising DHW with Solar

Thanks to both Derek M and bontwoody. My original concept was a power diverter, but they seem expensive for what they are and reading up on them, th...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Optimising DHW with Solar
1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 11
Views: 1082
Topic
Supplier choices for PV system
2 years ago
Forum
Solar Photovoltaic (PV)
Replies: 0
Views: 1340
Topic
Link to Solar PV
2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 0
Views: 1135
Reply
RE: Effect of buffer tank or volumiser on heat pump system

Many thanks Derek. That is what I will suggest and hope to report back in due course.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Effect of buffer tank or volumiser on heat pump system

Thank you very much for reminding me, Derek. My installer of choice, here in Portugal, is rather sceptical so I have to be persuasive. I am attaching ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Effect of Buffer tank or Volumiser

Apologies for re-introducing this topic. I was persuaded by contributers on this forum, that I should remove the second CH pump and change the functi...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Hot water circulation

My DHW tank (heated from an ASHP) is on to ground floor and water displaced from the hot water feed pipework, would be pushed along the cold water pip...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Hot water circulation

Thanks Ian. The type of purpose-made unit I have in mind is on many YouTube videos and is fitted with T's into the hot and cold supply under the sin...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Hot water circulation
2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 4
Views: 1239
Reply
RE: Slash Your Heat Pump Bills Overnight

The maths attached to a cost analysis of this approach sounds daunting. It seems to me that there are two variables that would need to be evaluated...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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