Pentair Manifold O-Ring Kit For MasterTemp and Max-E-Therm Heaters | 77707-0120 PB4-60 booster pump Improves Fuel Efficiency and Performance:

Improves Fuel Efficiency and Performance: Helps optimize burner operation for stable temperatures and lower energy consumption over time

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(2) 5/16" Flat Washer

walk-in part for fast DE filter repairs and rebuilds

making it essential for maintaining the optimal functionality of your AVIA heater

Pentair Manifold O-Ring Kit For MasterTemp and Max-E-Therm Heaters | 77707-0120 PB4-60 booster pump Improves Fuel Efficiency and Performance:The Pentair Manifold O Ring Kit, model 77707 0120, is designed for MasterTemp and Max E Therm heaters. This kit includes all necessary O rings to ensure a secure and leak proof seal for the manifold assembly, thus maintaining optimal efficiency and operation of the heater. Crafted from high quality, durable materials, these O rings are built to withstand the rigors of regular use and harsh pool environments. Regular replacement of these O rings is