00000nam 2200000za 4500 9.847749 CaOODSP 20221107153518 cr ||||||||||| 183028s1994 onca||||o f000 0 eng d CaOODSP eng eng fre n-cn--- NH17-193/1994E-PDF Design and development of air vent closure systems [electronic resource] : a final report : phase III / submitted to Housing Technology Incentive Program ; submitted by Buchan, Lawton, Parent Ltd. Ottawa : Canada Mortgage and Housing Corporation, 1994. 25, 6, 8 p. : ill. "January 1994 ; BLP File No. 2715." Digitized edition from print [produced by Canada Mortgage and Housing Corporation]. "The following report documents the design and development of an automatic vent closure system for residential exhaust systems. The report discusses the rationale behind the perceived need for such a system and defines the objectives of the design and development work with respect to these needs"--Abstract. Includes summary in French. gccst Housing Ventilation Buchan, Lawton, Parent Ltd. Canada Mortgage and Housing Corporation. PDF 2.26 MB https://publications.gc.ca/collections/collection_2018/schl-cmhc/nh17/NH17-193-1994-eng.pdf