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Batpred
Batpred
@batpred
Member
Noble Member
Joined: Jan 3, 2025
Last seen: Aug 24, 2026
Topics: 11 / Replies: 1103
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RE: RHH Calculators and Tools: Development, Feedback and Discussion

A great idea, very useful tool. 🙂 Another example. In this one the wording does not seem perfect. "Sizing sense check Heat loss of 5.1 k...

3 months ago
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RE: Is the Grant controller a thermostat?

Thanks for the clarification. Slightly concerning OEM approach, would need to look into the Grant warranty cover carefully.. We plan to have a s...

3 months ago
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RE: Minimum and Zero Disrupt Heat Pump Installations

So our heat loss survey came up at 5.1kW on the coldest -2C day. The installer surveyor is still recommending the 7kW Arotherm. I had a look atthe low...

3 months ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?

I missed this @temperature_gradient . I wonder if any other manufacturer has this as an add-on..  

3 months ago
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RE: Is Traditional Radiator Balancing Tosh?

A bit of a leap of faith, then? Some accountants can get very excited about each and every section of pipe will deliver a return. It helps to have tha...

3 months ago
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RE: Our 10 year old Grant heat pump failed

You make a great point to the value of continuity in service operation! 😉 These days, the site manager may move around too much to keep such k...

3 months ago
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RE: Is Traditional Radiator Balancing Tosh?

That's what I sensed BG would be great at! We may end up getting a few extra pipes if we get a chance. But I seem to be on my own on excitement wit...

3 months ago
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RE: Vaillant AroTHERM Plus Quotes Seem Inflated – Am I Being Overcharged for Controls & Installation?

Just to add that the team ahead of our selection know very well what they do, it is just that tight budgetary constraint..

3 months ago
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RE: Is the Grant controller a thermostat?

We are evaluating the Grant R290. Just because some installers seem to be able to deliver them at well below the cost of Vaillants and the like. Ju...

3 months ago
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RE: My NIBE ASHP Nightmare: No Commissioning, High Bills and a Hostile Installer

@jamespa Need to find a good thread on the effectiveness of WC control approaches.. Particularly for Vaillant, Mitsubishi and Grant

3 months ago
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RE: Is Traditional Radiator Balancing Tosh?

That is also my sense, @bash . As silly things can be done to extensions of heating pipes over the lifetime of a building... There may be heating s...

3 months ago
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RE: British Gas kicks off price war for heat pumps

Yes @bash , aside not having them install, what I saw was truly impressive! Additionally to being absolutely fantastic technically, he was very consid...

3 months ago
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