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	RE: Heat loss calculations and how they work in conjunction with heat pump sizing By GrahamF, 3 weeks ago Forum Safety, Regulations, Tools, Plumbing & DIY Installations
	@jamespa I am really impressed that your heat loss estimate was so accurate. May I ask what kind of house you live in? In winter, when we had the gas heating, we used to go upstairs to a cold bedroom...
	RE: Heat loss calculations and how they work in conjunction with heat pump sizing By AgentGeorge, 3 weeks ago Forum Safety, Regulations, Tools, Plumbing & DIY Installations
	@batpred I had the first heat loss calculation done before the Conservatory was removed, the surveyor marked the room as unheated. I correctly kept the french doors between the dinning room and the co...
	RE: PV Panels on roof in Conservation Area By Morgan, 3 weeks ago Forum Solar Photovoltaic (PV)
	I also live in a conservation area in Derbyshire. I simply emailed the planning department to ask the question. The reply was unequivocal; I did NOT require planning permission. That, however, won't h...
	RE: Heat loss calculations and how they work in conjunction with heat pump sizing By JamesPa, 3 weeks ago Forum Safety, Regulations, Tools, Plumbing & DIY Installations
	In 3 years on this forum I have seen very, very few cases indeed of under sizing of the type you are describing. In contrast there have been dozens of cases of gross oversizing of the outdoor...
	RE: Isolating the system for a planned power cut By Batpred, 3 weeks ago Forum Solar Photovoltaic (PV)
	I really appreciate you doing this! Solis initially provided a leaflet covering many markets mentioning the RCD sensitivity expected and also how they expected the sizing of the MCBs to be done. To be...
	RE: Renewables & Heat Pumps in the News By Lucia, 3 weeks ago Forum Well & Truly Off The Grid
	@batpred And RE seems to be pushing to reign in the commercial factors soon. But in that larger market is the same level of transparency possible? Yeah... we won't mention 'missing data'... D...
	RE: Heat loss calculations and how they work in conjunction with heat pump sizing By Batpred, 3 weeks ago Forum Safety, Regulations, Tools, Plumbing & DIY Installations
	Great, you did the right thing! I am not clear if you replaced the conservatory before the first before heat loss calculation? What I cannot understand is how my friends could have heat loss calculat...
	RE: Say hello and introduce yourself By JamesPa, 3 weeks ago Forum Introductions, Forum Rules & Updates
	Welcome. Do feel free to start a new thread about your installation with any questions. if you are at all unsure or anything looks or feels wrong with quotes you are receiving, its better to ask in ...
	RE: Renewables & Heat Pumps in the News By JamesPa, 3 weeks ago Forum Well & Truly Off The Grid
	Agree...but worse still is a human. Many hackers gain entry initially by exploiting the weakness of human beings. Eliminate those and we would be much safer.
	RE: Renewables & Heat Pumps in the News By Majordennisbloodnok, 3 weeks ago Forum Well & Truly Off The Grid
	Old hardware - no. Old software - no. Old (or even new) software that’s out of support and not being patched any more - yes. That sadly ignores the way our interconnected world works. An old, unpatch...
	RE: Heat loss calculations and how they work in conjunction with heat pump sizing By JamesPa, 3 weeks ago Forum Safety, Regulations, Tools, Plumbing & DIY Installations
	I'm not sure where you are getting your design information from, but its incorrect. The standard design temperatures, as specified in MIS3005(D), are 21C in living areas and 18C in bedrooms, not the ...