Pentair Propane to Natural Gas Conversion Kit Model 400 | MasterTemp | 77707-1411 Light Niches

Pentair Propane to Natural Gas Conversion Kit Model 400 | MasterTemp | 77707-1411 Light NichesThe Pentair Propane to Natural Gas Conversion Kit (77707 1411) is the OEM replacement conversion kit for the MasterTemp 400LP gas heater, converting the burner system from propane (LP) to natural gas (NG) operation. IMPORTANT: KIT INCLUDES MULTIPLE COMPONENTS This listing is for a complete conversion kit (Key Nos. 3 and 4 per the Pentair exploded diagram). Verify which components are required for your specific repair before ordering to avoid duplicate

DE filters — Hayward ProGrid and other Hayward DE filters use a different grid configuration (8 full grids

Replacing a fatigued fitting at the same time as the pressure relief valve avoids a second service call and ensures the new valve seats correctly

verify your existing grid carries OEM part number 23900-0033 before purchasing — "Swimquip DE Filter" spans multiple designs and not all are compatible

replacement filter cartridge engineered for a precise OEM fit in the Hayward SwimClear C-100S pool filter

If you need higher testing

Pentair Heater Master Kit - Water — MasterTemp / Max-E-Therm 461102 Included in Water and All master kits

Note from Unicel: 2 cartridges per set with stick handle

bromine and salt water sanitizing systems

Electrical ground is built into anchor

Permacast PS-3019-WB West Coast Special Perma Socket Anchor For 1

22″ High handrails

it can be used in pools with salt systems