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7 Cv rating meet my system requirements
A missing or damaged baffle can cause erratic flame signals or tripping of high-limit switches
designed for high-risk areas where immediate detection is required to prevent catastrophic equipment failure
This specific part number is a complete assembly
ensuring the high-voltage cells in the equipment aren't compromised by off-gassing
Williams 9303 Extension 318973-401 7 Cv rating meet myThe Williams 9303 Extension is a professional grade 24 inch vent extension kit engineered specifically for direct vent gravity wall furnaces. This heavy duty galvanized steel vent extension is the standard solution for HVAC installers dealing with deep wall penetrations where standard venting falls short. It is designed for use with wall thicknesses ranging from 15 inches to 24 inches, ensuring a secure and code compliant flue path from the furnace to
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