77707-0451 Pentair Propane Gas Orifice Kit for Max-E-Therm 333 Pool Heater

77707-0451 Pentair Propane Gas Orifice Kit for Max-E-Therm 333 Pool Heater

Marsoni

M251S

$49.99

Get it in 3 business days with 1 day shipping. Friday, May 29

77707-0451 Pentair Propane Gas Orifice Kit for Max-E-Therm 333 Pool HeaterRestore factory level combustion performance in your Max E Therm 333 propane heater with this genuine Pentair Gas Orifice Kit, model 77707 0451. Containing precision drilled orifices matched to the 333K BTU output rating, this kit ensures propane is delivered at the correct volume and pressure for clean, complete burns. Swapping worn orifices for fresh OEM replacements eliminates inefficient flame patterns and brings your heater back to its designed

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I am 6’4” weigh @ 230 lbs and ordered a 2XL. My dress shirt neck size is 17 inches. If you’re happy with a very loose fitting around your neck, then you’ll be ok with this mock turtleneck shirt. I ordered thinking it would be a snug fit around the neck size, not hanging down @ one inch or more in the front.

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Reviewed in the United States on October 30, 2025