The long stem design provides necessary clearance for standard boiler insulation and casings

What is the maximum pressure for the Armstrong 15B4

ensuring the combustion blower is evacuating flue gases before the ignition sequence begins

this valve stabilizes system pressures even under fluctuating thermal loads

How does the 3-inch probe impact installation

Supco SPLT3400 Hot Surface Ignitor 320074-702 The long stem design providesThe Supco SPLT3400 Hot Surface Ignitor is a high performance silicon nitride heating element designed to provide reliable ignition in forced air furnaces and boilers. This supco hot surface ignitor serves as a high integrity furnace ignition replacement, specifically engineered as the DS007KJ direct replacement. Unlike older silicon carbide components, the silicon nitride construction of the SPLT3400 offers superior physical durability and resistance