FIELD: thermal engineering; solar energy conversion. SUBSTANCE: solar collector is used as roof component and has housing and heat-absorbing member in the form of metal sheet with developed or corrugated, or ribbed surface, or with needle-shaped lugs on one side facing heat carrier or on both sides. Housing bears fastenings for joining collectors together and to roof frame. Joints between collectors are sealed by means of sealing compound. EFFECT: energy saving by using solar energy. 9 dwg
