Resideo FC40R1102 Filter 318172-701 or SEZ series) to ensure

or SEZ series) to ensure the wiring connector matches

preventing the backdrafting and pressure switch errors common with generic "will-fit" alternatives

featuring a rugged metal-fabricated body designed for high-demand HVACR environments

ensure the bimetal connections on the TUA valve body are protected

and VAL2939K without requiring port adjustments

Resideo FC40R1102 Filter 318172-701 or SEZ series) to ensureFor service technicians and building managers seeking a high efficiency alternative to restrictive 1 inch filters, the Resideo FC40R1102 delivers a professional grade filtration solution. This 14x14x4 MERV 10 return grille filter is engineered with a deep pleated media design that provides significantly more surface area than standard glass fiber or pleated 1 inch inserts. By utilizing 4 inch deep media within a frame that fits most standard return