NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
DIN EN 12975-2 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| ASTM E 424 | 1971 | Standard Test Methods for Solar Energy Transmittance and Reflectance (Terrestrial) of Sheet Materials More |
| ISO 9459-1 | 1993-11 | Solar heating; domestic water heating systems; part 1: performance rating procedure using indoor test methods More |
| ISO 9459-2 | 1995-08 | Solar heating - Domestic water heating systems - Part 2: Outdoor test methods for system performance characterization and yearly performance prediction of solar-only systems More |
