Gas-fired central heating boilers - Part 2-3: Specific standard for hybrid units combining a gas-fired boiler and an electrical heat pump in a product
STANDARD published on 1.3.2024
Designation standards: STN EN 15502-2-3
Classification mark: 070253
Catalog number: 138214
Publication date standards: 1.3.2024
Approximate weight : 48 g (0.11 lbs)
Country: Slovak technical standard
Category: Technical standards STN