Williams 9304 Vent Extension 322838-754 Easy Operation: Low-torque quarter-turn handle
Yard notes & kiln story
Description
Williams 9304 Vent Extension 322838 754 Easy Operation: Low torque quarter turn handle Easy Operation: Low torque quarter turn handle allows for precise control during backflow testing procedures Common signs of a faulty limit control include the furnace blower running constantly while the burners remain off