Lennox 70L53 Gas Valve Els PW 29614 you know that paralleling two
Platform notes & fabric story
Description
Lennox 70L53 Gas Valve Els PW 29614 you know that paralleling two you know that paralleling two furnaces on a single duct system requires precise timing to prevent back drafting and static pressure imbalances This 18 inch diameter blade features a 33 degree pitch and a three blade configuration optimized for high static pressure environments