Space and Water Heating Systems

RdSAP Convention 4.01a: Radiators and underfloor from same boiler
If you have the situation where both underfloor and radiators are being heated by the same boiler, then only Radiators would be selected as the heating outp...
Tue, 11 Feb, 2020 at 1:08 PM
RdSAP Convention 6.10: PV-boost immersion heating
There are systems currently available where electricity from solar PV panels are used to boost hot water producing within a hot water cylinder. The two dev...
Tue, 11 Feb, 2020 at 1:06 PM
Boilers not in PCDB
The Technical Support team get a number of queries each week in relation to boilers which may or may not appear in the product database. In order to resolve...
Thu, 6 Jun, 2019 at 12:01 PM
Lot20 Compatible Storage Heaters
Lot20 is a European standard introduced in January 2018 for the manufacture of storage heaters. It specifies that manufacturers must include the following f...
Tue, 11 Feb, 2020 at 4:18 PM
Hive and Nest Control Systems
  CPD AVAILABLE: RdSAP Heating Controls The Hive and Nest-type heating controls are becoming more and more prevalent in domestic settings, but DEA...
Tue, 17 Sep, 2019 at 4:36 PM
Room Thermostat and TRVs but no programmer
  CPD AVAILABLE: RdSAP Heating Controls Some heating systems are set up with a room thermostat and TRVs, but no programmer. This isn't a...
Tue, 17 Sep, 2019 at 4:37 PM
Water heating option 'from Main heating' not available
Occasionally, you might get a scenario where you have entered a boiler, but the option for water heating 'from main system' is not available in wi...
Tue, 11 Feb, 2020 at 4:18 PM
Illustrative PCDB model
Energy Assessors may have noticed that the Product Characteristics Database displays a number of 'illustrative devices', usually for heat pumps an...
Tue, 11 Feb, 2020 at 4:20 PM