Last seen: Apr 20, 2025
@bobtskutter In order to calculate the energy required to defrost the evaporator you are going to need some additional info including evaporator mass,...
@cathoderay To answer your question regarding this The inverter pcb contains a VFD (variable frequency drive) circuit that drives the 3 phase compre...
Waste heat recovery could be an option? Are we talking about a single shower cubicle ike this:- "5 showers in a row" and this springs to mind!
Are you saying then + or - 10% or + or - 5% I note that the tolerance for ashp ratings (EN14511) are: Tested cooling and heating capacity ≥ 0,88...
How close to the true heat loss figure do we need? Is it actual heat loss + or - 20%, ....?or more likely heat loss - 0 to +40% Or heat los...
Possibly RAL7035? Try matching using the attached colour chart
@jamespa a) yes, most probably b) yes, it's a trait we humans have c) a sweeping statement and that's the bit I find very hard to agree with.
@jamespa Exactly! The book is about the political response....the science is not in dispute.
@judith Its a political subject. You have to ask yourself just how many Labour supporters would give a glowing review on a Tory manifesto? And how man...
I have always thought the volumiser should be plumbed in series with the secondary heat exchanger and not in parallel with it (as shown in @iantelesco...
@cathoderay I would suggest you investigate the power requirements of your circulating pumps and subtract that figure from your daily energy in calcs ...
@jamespa Would you kindly but briefly explain the term "degree minutes per day" and how they relate to heat pump running costs. Also why no mention in...
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Latest Posts
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RE: Nibe F2040 periodic warm water increase fails
@tribol here's an official reply from NIBE on your case...
By Mars , 58 minutes ago
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RE: Antifreeze top up for my heat pump - is this a rip off?
Hi guys, let’s keep this thread focused and constructiv...
By Mars , 4 hours ago
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RE: Load Compensation and Weather Compensation
The solution for individual room control but to maintai...
By ASHP-BOBBA , 5 hours ago
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RE: Enabling WiFi: Samsung ASHP on Smart Things App
Hi, interesting about switching tariffs. We are on octo...
By Profzarkov , 6 hours ago
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RE: Vaillant & OVO partner up to offer Heat Pump Plus
@ecodan-efficiency On the other hand, the fact that the...
By Richard24738 , 1 day ago
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RE: How accurate was your heat loss survey?
@scalextrix for our house 1950s detached the air leakag...
By Judith , 1 day ago
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RE: Air Changes per Hour - ACH and the MCS requirement
@matwin If you plan to commission one it might b...
By JamesPa , 2 days ago
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RE: Jokes and fun posts about heat pumps and renewables
In a similar vein, this recent spell of sustained good ...
By Majordennisbloodnok , 2 days ago
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RE: Home energy storage & battery register
By the end of next month... 8 kW PV + Tesla Powerwall...
By Algienon , 2 days ago
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RE: Various different approaches to battery storage.
I thought I'd share my story/journey and experiences he...
By Old_Scientist , 2 days ago
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RE: Commencing on an ASHP Installation Process
It varies by room, but the conservatory is assumed at 2...
By Sheriff Fatman , 2 days ago
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RE: Renewables & Heat Pumps in the News
Here on the Forum we're going to need to be increasingl...
By Transparent , 3 days ago
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What I Wish I Knew Before Installing a Heat Pump
I’m putting together the next Homeowners Q&A episod...
By Mars , 3 days ago
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RE: Planning Update: 1 Metre Boundary Rule for Heat Pumps Has Been Scrapped
In Scotland they still follow the MCS rules, so the noi...
By Johnmo , 3 days ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@johnmo and @benson Thanks! I was aware there was a p...
By MarcT , 4 days ago
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RE: Is your heat pump insured?
My insurer just asks the question: "Is your home heated...
By AndrewJ , 4 days ago
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RE: Say hello and introduce yourself
@cathoderay Ah yes, that’s the name! The Heat Pimp, It’...
By Toodles , 4 days ago
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By the way, I also think our industry need to get on bo...
By ASHP-BOBBA , 6 days ago