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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
000 BTU models with 16 and 20-inch blower shelves
verify your specific temperature and pressure requirements against the S311 series limits
the "See-All" design provides a dual-function monitoring solution
5-inch capillary tube
preventing hunting and ensuring accurate HVAC control loop performance
Lochinvar & A.O. Smith 100111363 Outer Door 318973-401 000 BTU models with 16The Lochinvar & A. O. Smith 100111363 Outer Door is a critical OEM replacement part engineered for the outer combustion chamber access on select residential and commercial industrial water heaters. Designed to meet exact factory tolerances, this 100111363 water heater door ensures the integrity of the heat shield and maintains the FVIR (Flammable Vapor Ignition Resistant) system standards required for safe operation. For technicians performing routine