Last seen: Jul 21, 2025
I am not talking about the 4NR difference, I am talking about the level of NR difference. For instance the 4dB difference of 40dB and 44dB in the 63Hz...
Does this mean that an MCS certified installer is also 'free' to provide fabricated documents? (just for clarification, I am not talking about WSP ass...
The installation is against Design and Visual impact policies and set-back zone policies, specifically because the ASHP faces a public Parkland. No le...
What I am trying to say is that NR23 in my neighbour's house which is a new building with good insulation, has nothing to do with the NR in my house. ...
NR has a curve system, and a 4dB decrease does not mean a 4NR decrease. For instance, the NR value of a 40dB noise in 250Hz is 30, but the NR value of...
@editor my house is the one on left.
@derek-m The new kid on the block does not make noise 'constantly'. He/she does not generate LFN which is the source of insomnia, brain fog, palpitati...
As I said, Table 2 shows NR35+ just outside the window of their bedroom. The assessor might have measured NR23 in the bedroom, but it does not mean th...
@elton I shared the link.
@jamespa I don't have evidence of measurements in my house. What I am trying to say is that NR23 in my neighbour's house which is a new building with ...
@jamespa Thank you so much for your comments. Table 2 of the WSP assessment clearly shows NR 35+ at position 5 (outside the applicant’s bedroom wind...
@jamespa This brings me to my main concern: All the tax-payers money spent on MCS is of no use! The developers can install ASHPs wherever they want to...
- 26 Forums
- 2,242 Topics
- 49.9 K Posts
- 254 Online
- 5,903 Members
Join Us!
Podcast Picks
Latest Posts
-
RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus
Mandatory sense checks based on measured consumption (o...
By JamesPa , 7 minutes ago
-
@transparent, that’s a bang on suggestion. 45C DHW tend...
By Mars , 11 minutes ago
-
RE: RDSAP10 effect on existing heat pump EPC rating?
@judith This is very interesting. I've located and prin...
By Mike Patrick , 12 hours ago
-
RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
@radwhisperer Thanks but that is definitely not a mixer...
By Jancold , 15 hours ago
-
-
RE: Octopus Cosy Heat Pump Owners & Discussion Thread
OK thats cheap, the commercial price seems to be £400 p...
By JamesPa , 20 hours ago
-
RE: Solar inverters - where does the energy go when clipping?
I think I must query the sources on which Greenmatch ha...
By Transparent , 23 hours ago
-
RE: Replacing knackered oil boiler with Samsung ASHP - Perthshire
This is how I run my Samsung 12kW ASHP with a 3rd party...
By Old_Scientist , 1 day ago
-
RE: Testing new controls/monitoring for Midea Clone ASHP
@cathoderay thanks- yes will keep an eye out for the de...
By benson , 2 days ago
-
RE: Renewables & Heat Pumps in the News
Hoping so as well! I am no specialist. The language use...
By Batpred , 2 days ago
-
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@old_scientist Just to say that during our retrofit, we...
By Toodles , 2 days ago
-
RE: Daikin Altherma 3M ASHP and British Gas Hive Home
We have a Daikin EDLA08 8kW monobloc (DHW is handled se...
By Toodles , 2 days ago
-
RE: Samsung Gen 7 R290 Heat Pump: Hot Water Use Seems Very Low - Is That Normal?
I have had a Samsung Mono 5kW R290 Gen 7 heat pump inst...
By WallE , 2 days ago
-
@old_scientist @jamespa So this was last nights DHW r...
By bontwoody , 2 days ago
-
-
@springswood we install these nationwide and I have the...
By dgclimatecontrol , 2 days ago
-
RE: DESNZ doing a survey which asks the right questions!
Fair comment. I have a feeling that ratings more gen...
By JamesPa , 2 days ago
-
Thanks! My consumer unit collection is ready with the W...
By Batpred , 2 days ago
-
RE: Designing my house system with a mix of air to air and air to water
@jamespa Cheers James, it's great reading. In quite a f...
By pipebaron , 3 days ago
-
RE: PV Panels on roof in Conservation Area
If there is any way you can determine daily oil consump...
By JamesPa , 3 days ago


