This burner orifice kit is vital for contractors performing seasonal maintenance or retrofitting power gas burners

Field Versatility: Electrically reversible rotation allows for easy adjustment during installation

technicians can easily reprogram ComfortNet and ComfortBridge units in the field

This model is technically identical to the LF100XL-125-3/4 and features a lead-free copper alloy body for robust durability in demanding commercial and residential environments

maintaining consistent branch pressure signals in demanding commercial environments

Browning 1VP68X 1 1/8 Sheave 320819-301 This burner orifice kit isThe Browning 1VP68X 1 1 8 is a heavy duty single groove variable pitch sheave engineered for precision air handling and industrial blower applications. Constructed from high grade cast iron, this 1 1 8" fixed bore pulley features an external diameter of 6. 55" and provides a versatile pitch diameter range of 4. 9" to 6. 4". Designed for HVAC motor speed control, the 1VP68X allows technicians to fine tune system CFM by adjusting the fluke spacing to