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Graham Hendra
Graham Hendra
@grahamh-energy-donkey
Member
Estimable Member
Joined: Apr 14, 2021
Last seen: Jul 31, 2026
Profile Activity
Topics: 7 / Replies: 107
AllTopicsReplies
Reply
RE: I came across this article. Any thoughts?

any innovation is nice in the dreadfully conservative and slow moving world of heat pumps.

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Low carbon options for single room heating

why not use an airconditioning unit or an air to air heat pump as we call them these days. You can get one installed and supplied for £1000 by any loc...

5 years ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: reputable PV installer in N. Hampshire?

i work with 2 installers in South Hampshire both of whom I recommend very highly Simon Smith SA energy and Joe burtenshaw Enegize uk bith will do a re...

5 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Midea MHC-V16 new install

sounds like a setting or a timer has been set up, i would drag the installer back and ask them to make sure its set up right, i cant remember how to s...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: How noisy is your heat pump

that is not good, you need the installer back. i have 4 pumps on my heat pump all in the same cupboard, i cant heat mine, there is something wrong wit...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea MHC-V16 new install

@mookyfoo yes its really common, there are internal timers which limit how often the unit can go into hot water mode, usually set to about 90 mins. so...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Simplified systems – 2x7Kwh Valliant ASHPs

Quick question. If you want 12kW of heating why on earth would you use 2 units? There are many units out there which will easily cover 12kW with one u...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea MHC-V16 new install

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Review your air source heat pump

I've had 5 heat pumps over the last 13 years. I was a heat pump wholesaler so I tried before I flogged them to the unsuspecting public. I did a long p...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Electronic smart TRVs and our ASHP

I'm a bit old fashioned when it comes to trvs, electronic or not. On my system I chucked the trvs away and balanced the system with the lockshield rad...

5 years ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Midea MHC-V16 new install

Weather compensation allows the unit to alter the radiator temperature to change with outdoor temperature. In the bad old days we used it all the time...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: How noisy is your heat pump

All decent heat pumps are variable speed, the outdoor units are quiet on warm days and noisiest when it's cold and wet. Indoors they should be pretty ...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
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