Pentair Metal Flue Collar Kit, 4" x 6" | 77707-0076 Pool Filter Grids Replacing the gasket restores proper

Replacing the gasket restores proper compression sealing

AquaCal STK0135 Heat Pump Bypass Manifold

The installation jig assists with placement

Clean with a mild detergent and rinse with water to maintain the white finish and prevent buildup

Pentair Metal Flue Collar Kit, 4" x 6" | 77707-0076 Pool Filter Grids Replacing the gasket restores properWhat This Part Is Used For Pentair 77707 0076 Kit Metal Flue Collar 4in x 6in is a replacement metal flue collar kit for compatible Pentair heater venting systems. It connects the heater to a 4in x 6in vent configuration. Why This Part Matters Proper venting is critical for safe combustion exhaust. A secure flue collar supports correct vent pipe attachment. Replacing damaged collars helps maintain safe heater operation. Key Features and Specifications