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HughF
@hughf
Member
Honorable Member
Joined: May 2, 2022
Last seen: Jun 27, 2025
Profile Activity
Topics: 5 / Replies: 484
AllTopicsReplies
Reply
RE: Cold Truth: Gender Dynamics in the World of Heat Pumps

Pretty much all of that is true for us…. I proposed the idea, my wife wanted a Combi as her friends had them. I stupidly designed for an indoor temp...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Real world advice on ASHP installation - 2 18kW ASHP's recommended

Blown bonded eps beads in that cavity, that’s definitely something you should do. are you active on buildhub?

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Daikin problem

@togfather as I said before, you won’t beat oil with a heat pump….. Oil really is the cheapest heat source out there. Anyway, back to the original i...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Swimming pool ASHP used for UFH?

Swimming pool heat pumps often lack the reversing valve to do a defrost…. Mine certainly does. you’d be much better off using a mini split, gutt...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@iancalderbank we can argue with installers on Linkedin about how they're mostly incompetent 😀

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@bontwoody My self install seems to be working nicely too, despite me ignoring the manufacturers instructions and running it direct, open loop... I st...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@derek-m it’s interesting you discuss the changes in outside air temp as registered by the sensor, so commonly mounted on the evaporator guard. Mine...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@william1066 it’s a hard one to compete against, Oil…. Definitely the cheapest fuel source for home heating. I went into this with a break even with...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installation queries for Grant Aerona

@jwilliams89 ah, ok you’re changing the sealed units. Gotcha. It might be possible, with a simple change of glazing bead to go for triple, In the exis...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installation queries for Grant Aerona

@jwilliams89 sensible…. We’ve just completed an upgrade to triple glazing, it has made a big difference. Mainly because I supervised the measurement a...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installation queries for Grant Aerona

Nothing wrong with 45 degree flow, that will be at the design outside temperature, which in your area might well be -2 or -5. After all, there needs t...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Defrost Cycles - How Common Are They?

I think the Carel platform just calls this ‘coil temperature’…. It’s always below ambient when in heating mode, unless it has just done a defrost.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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