The Pentair Metal Flue Collar 77707-0077 is a factory-original replacement part built for vertical exhaust routing in Pentair MasterTemp and Sta-Rite Max-E-Therm pool and spa heaters. Sized at 4 inches by 8 inches, this collar forms a robust, heat-resistant bridge between the heater and the gas vent stack, ensuring unobstructed exhaust discharge and safe unit operation. Supplied with high-temperature silicone adhesive and mounting screws, it produces a firm seal engineered to withstand the relentless thermal cycling inherent in heating systems. By keeping the venting pathway intact, this collar guards internal heater parts, preserves energy efficiency, and helps meet applicable safety codes. Produced to genuine Pentair specifications, this flue collar provides the ruggedness and consistency demanded by long-term residential and commercial heater installations.

Key Benefits

• Factory-Spec Exhaust Fitting: Purpose-made for MasterTemp and Max-E-Therm heaters, delivering a precision fit and dependable vertical venting.
• 4x8 Vent Bridge: Creates a solid, heat-proof junction that underpins safe and efficient heater performance.
• Wide Model Coverage: Serves numerous heater models across the Pentair MasterTemp and Sta-Rite Max-E-Therm product families.
• Enhanced Seal Strength: Comes with high-temperature silicone adhesive for superior bonding power, along with screws for rock-solid mounting.
• Reliable & Efficient Venting: Maintains clear exhaust pathways to protect heater efficiency, ward off component damage, and sustain long-term safe operation.

What's Included

• Pentair Metal Flue Collar
• High Temp Silicone Sealant
• Screws

Compatibility

• Pentair MasterTemp Heaters
• Pentair Sta-Rite Max-E-Therm Heater

Specifications

• Brand: Pentair
• Part Number: 77707-0077

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