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this expansion board is essential for complex multi-load configurations involving indirect water heaters and high-mass radiant loops
It is engineered to withstand the demanding conditions of mechanical rooms
Engineered specifically for the Bradford White ICON System
Check your specific service manual to see if your housing requires a separate O-ring or gasket kit for the canister seal
ensuring seamless HVAC low voltage control
Carrier LA22LA134 Wheel 319852-301 this expansion board is essentialThe Carrier LA22LA134 is a professional grade OEM blower wheel designed for high static residential and light commercial HVAC applications. This clockwise (CW) rotation wheel features a 15 1 2 inch diameter and a 9 1 2 inch width, engineered to deliver precise CFM output and maintain system static pressure. Constructed from heavy duty galvanized steel, this squirrel cage fan utilizes a 1. 6875 inch (1 11 16") bore diameter for secure attachment to the