BCFURNACE
120-921
CA$86.62
+5% Tax • Shipping calculated at checkout.
HARNESS,SWITCH,AIR PROVING,UCB TO APS
1units available
Pickup available at 75 Blue Mountain St #3
Usually ready in 24 hours
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Fast Delivery
Local Pickup
HARNESS,SWITCH,AIR PROVING,UCB TO APS
Product Description
Authentic 120-921 OEM Repair Part for Your Furnace
An 120-921 Air Pressure Switch acts as key safety interlocks, confirming proper airflow and venting before your HVAC system ignites, preventing unsafe operation. Dependable air pressure switches protect your equipment and ensure system integrity by verifying safe conditions.
