Do-it-yourself supplementary solar-heating system is available for purchase at approximately $2,000. Report describes design, construction, testing, and economic analysis of low-cost solar heating system.
Economical solar-heating for homes
NASA Tech Briefs ; 1 , 4
1977-03-01
Sonstige
Keine Angabe
Englisch
An inexpensive economical solar heating system for homes
TIBKAT | 1976
|Lightweight, economical solar concentrator
NTRS | 1979
|Simple, economical solar collector
NTRS | 1979
|Heating and Cooling Efficiency for Homes
NTIS | 2004
Heating and Cooling Efficiency for Homes
NTRS | 2004