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Derek M
@derek-m
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Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Profile Activity
Topics: 7 / Replies: 4403
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Reply
RE: Hydrotreated vegetable oil (HVO)

Do you actually believe that the electricity that you receive is 100% renewable? There were one or more days a couple of weeks ago when the few remain...

4 years ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: Heat Pump Truth or Myth#1 - Keeping it running 24/7 uses less energy

If my understanding is correct, NG would not be able to turn off electrical devices within your home without your permission, and even then the device...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

Let me explain the heat loss sheet. The Net Area (A) should relate to the area from measurements taken. The U-value defines how well building mate...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

@mcwatson1974 Was that with or without the bifold doors?

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

The heat loss calculations should have been obtained from a detailed measurements taken at your home, not from plans that may or may not have included...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

@mcwatson1974 Test around your bifold doors for leaks and try sealing with some form of tape for the time being.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: MCS Certified installer problem

It may be useful to actually name the people rather than the company if possible, since they may just set up business again under a different company ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi Ecodan not good enough ?

Do you have any heat loss calculations for your home? Do you have a buffer tank or low loss header in your system? Is your system operating in weather...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

I suspect that your 11 metres of bifold doors could turn out to be an expensive luxury.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

Do you have the heat loss calculations for your home? Do you have any form of buffer tank or low loss header in your system? Try dropping the temper...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Another 17kw Grant Heat Pump - Advice Needed!

@bn06amp It takes approximately 3.5kWh of energy to raise the temperature of 300l by 10C.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Clarification needed for Ecodan ASHP settings

It may be useful if I explain a few things about how heat pump systems function and then you can decide how best to operate yours. The heat pump gath...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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