Depending on the tubing material and nut type used

Boiler Compatibility: Verified for use across the CG

Honeywell 315602 Inner Filter

Rugged Construction: Built with high-conductivity materials to withstand the high-voltage demands of HVAC spark ignition

and VP517 series valve bodies

Weil McLain 560-528-997 Burner Orifice Depending on the tubing materialThe Weil McLain 560 528 997 Burner Orifice is a high precision natural gas burner orifice engineered for exact fuel metering in residential and light commercial cast iron boilers. This OEM Weil McLain replacement part features a 2. 0mm drill size and is machined from high grade brass to withstand the thermal stresses of continuous combustion. It is compatible with Weil McLain CG, CGA, and CGi boilers, ensuring a stoichiometric air fuel ratio that