Lochinvar Igniter [Boilers/Heaters, w/ Gasket] (100165919) feherguard A Viton O-ring helps create

A Viton O-ring helps create a dependable seal at a compatible larger circular connection

supporting a more complete and correctly configured vent setup

and this Jacuzzi CFR 150 Dirt Catcher is designed for compatible applications where the original part has cracked

and this Darlly cartridge is designed for compatible applications referencing FC-1003

This type of component is especially useful when the existing system architecture separates heat recovery control from heater hardware or when only the control section requires replacement

Lochinvar Igniter [Boilers/Heaters, w/ Gasket] (100165919) feherguard A Viton O-ring helps createThe Lochinvar igniter is designed for compatible boiler and heater applications where the ignition component needs replacement. An igniter is useful because it helps initiate burner operation, supporting dependable startup and more consistent equipment performance. This replacement is especially useful when the original igniter is cracked, weak, damaged, or no longer producing proper ignition. Including the gasket helps support cleaner installation