Seasonal boiler efficiencies
The seasonal efficiency data sheets below have details of product compliance with Building Regulations Part L.
All products have to meet certain seasonal efficiency criteria to comply with Building Regulations Part L. The seasonal efficiency data sheets below provide details of boiler efficiency ratings and water heater efficiency ratings.
Type the product name into the search below to find boiler efficiency sheets.
- Title
- Short Description
- Type
- Size

Dorchester DR-FC-Evo seasonal efficiency sheet
Dorchester DR-FC-Evo seasonal efficiency sheet, building regulations, part L, gross seasonal efficiency, net efficiency, seasonal efficiency, gross efficiency, boiler efficiency, boiler efficiency ratings

Ensbury LT seasonal efficiency
Ensbury LT Seasonal Efficiency, 500002507, building regulations, part L, gross seasonal efficiency, net efficiency, seasonal efficiency, gross efficiency, boiler efficiency, boiler efficiency rating, boiler efficiency calculation

Melbury C seasonal efficiency
Melbury C seasonal efficiency, building regulations, Part L, gross seasonal efficiency, seasonal efficiency, gross efficiency, net efficiency, boiler efficiency, boiler efficiency rating

Melbury HE seasonal efficiency
Melbury HE seasonal efficiency, building regulations, part L, gross seasonal efficiency, net efficiency, seasonal efficiency, gross efficiency, boiler efficiency, boiler efficiency ratings

Stratton mk2 seasonal efficiency
Stratton mk2 seasonal efficiency, building regulations, part L, gross seasonal efficiency, net efficiency, seasonal efficiency, gross efficiency, boiler efficiency, boiler efficiency ratings

Varmax boiler seasonal efficiency data
Varmax boiler seasonal efficiency data, Building regulations, Part L, Gross Seasonal Efficiency, net efficiency, seasonal efficiency, gross efficiency, boiler efficiency, boiler efficiency ratings, boiler efficiency calculation