Uncovered solar collectors of polymeric material; testing procedure; determination of the conversion factor, of the heat loss and heat gain coefficient
STANDARD published on 1.11.1987
Designation standards: ÖNORM M7724
Note: WITHDRAWN
Publication date standards: 1.11.1987
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM