Laars Heating Systems T2017400 Tile R-410A protecting the integrity of the

protecting the integrity of the blower housing and motor mounts

Replacing an aged or cracked hot surface ignitor with this updated version restores efficient ignition cycles and helps prevent nuisance lockout codes in high-efficiency condensing water heaters

Rugged Construction: Cast iron body with stainless steel internals offers superior resistance to pipeline debris and erosion

Dual Fuel Support: Robust internal diaphragms support both Nat and LP gas systems with field-installed conversion kits

ensuring a precise match for critical venting parameters

Laars Heating Systems T2017400 Tile R-410A protecting the integrity of theThe Laars T2017400 Rear Bottom Tile is a high density refractory insulation component engineered for commercial and residential hydronic heating systems. Specifically designed for the combustion chamber of Laars Pennant and Mighty Therm boiler series, this OEM replacement part maintains critical thermal boundaries to protect the chassis and optimize heat transfer efficiency. In high output applications, such as the Laars Pennant 750 2000 models, this