Maintain precise fuel delivery in your pool or spa heater with the genuine Pentair Gas Orifice Kit, model 77707-0431. Designed for MasterTemp and Max-E-Therm 200 propane heater models, this kit supplies the correctly sized orifices needed to regulate gas flow for clean, efficient combustion. A proper orifice kit keeps flame output uniform, protects internal heat exchanger surfaces, and helps your heater reach target temperatures without wasted fuel.

Key Benefits

• Precision-Calibrated Gas Delivery: Each orifice is factory-sized to meter fuel at the exact rate your heater requires, promoting complete combustion and maximizing thermal output.
• Steady, Dependable Heat: Delivers uniform flame characteristics that heat your pool or spa water evenly, eliminating cold spots and temperature fluctuations.
• Straightforward Setup: Designed as a direct drop-in replacement, this kit fits without modifications and can be installed with standard hand tools.
• Preserves Heater Longevity: Correctly sized orifices reduce soot buildup and thermal stress on internal components, helping your heater maintain factory-level efficiency throughout its service life.
• Optimized Energy Use: Proper gas metering means less fuel is wasted during each heating cycle, translating to lower utility costs and reduced environmental impact.

Compatibility

• Pentair MasterTemp 200KBTU Propane Heaters
• Pentair Sta-Rite Max-E-Therm 200K BTU Propane Heaters

Specifications

• Brand: Pentair
• Part Number: 77707-0431

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