Active solar retrofit
By: prepared by Dennis Howard for Montana Department of Natural Resources and Conservation, Renewable Energy and Conservation Program
Contributors: Montana. Renewable Energy and Conservation Program
Series: Renewable energy report library
Publisher: The Program
Published: 1982
Place of publication: Helena, Mont
Language: eng
Number of pages: 71
Subjects: Energy conservation; Solar heating; Solar houses; Dwellings
Notes: "Grant Agreement Number 101-771."

"January 1982."