Air-to-air heat exchangers
By: written by David Schaub ; illustrations by Steve Tracy.
Contributors: Washington State Energy Office.; Washington Energy Extension Service.
Series: Fact sheet -- EY3100; Fact sheet (Washington Energy Extension Service) -- EY3100.
Publisher: Washington State Energy Office; Washington Energy Extension Service
Published: 1983
Place of publication: Olympia, Wash; [Seattle?]
Language: eng
Number of pages: 10
Subjects: Heat exchangers; Dwellings -- Heating and ventilation
Notes: "May 1983, reprinted June 1983."

Title from caption.

"Funding for the publication of this document was provided by the U.S. Department of Energy and the Bonneville Power Administration."

Bibliography: p. 10.