this 3/8-inch assembly offers the versatility required to match diverse appliance footprints without sacrificing flow rate or pressure stability

using this genuine Source 1 replacement part ensures the system remains within original manufacturing specifications for combustion air proving and long-term reliability

The Robertshaw BTG-UK guard dimensions (8-1/4" L x 5" W x 3-1/2" D) provide ample clearance for most large-format commercial thermostats

reducing mechanical slop and improving close-off reliability in chilled water

Robertshaw 41-410 Hot Surface Ignitor this 3/8-inch assembly offers theThe Robertshaw 41 410 Hot Surface Ignitor is a high performance silicon carbide furnace ignitor designed for professional grade reliability in residential and commercial heating equipment. Engineered as a 271N replacement ignitior, this component features a high purity recrystallized silicon carbide (Crystar) construction that ensures optimal thermal strength and stable electrical resistance. The assembly utilizes 18 gauge nickel chrome lead wires,