Its "filtration first" architecture incorporates a 20-micron outlet pad

a stainless steel trim VG1000 series model is required

or 35 psig steam applications

This Modine unit heater motor features a 5-inch diameter casing and is typically mounted via four studs on the shaft end (4-5/8" bolt circle)

Heil Quaker ICP 30138000318 Control Board 320734-701 Its "filtration first" architecture incorporatesThe Heil Quaker ICP 30138000318 Control Board is an essential OEM replacement furnace part engineered for high performance management of residential and commercial heating cycles. This integrated logic board serves as the central processing unit for your HVAC system, regulating critical furnace ignition control, inducer motor timing, and blower speed protocols to ensure consistent climate output. Designed for a 24V AC input, this HVAC circuit board