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Search results with tag "Indirect gas fired make up"
Indirect Gas-Fired Make-Up Air - Greenheck
www.greenheck.comNovember 2016 Indirect Gas-Fired Make-Up Air Models IGK, IG and IGX Commercial, Industrial, and Kitchen Applications
Indirect Gas-Fired Make-Up Air
content.greenheck.comcombustion. Combustion by-products vent outdoors through a vent line. Requires one opening for each line. Indoor air is used for combustion. Combustion by-products vent outdoors through a vent line. Multi-Staged When maximum turndown ratio is desired, multi-stage control is the answer. A single furnace unit (<400 mbh) can have an 8:1 turndown ...