Dial-A-Matic 3/8″ Dial Regulator Quadrant Set

Dial-A-Matic 1/4” Regulator sets the Highest Standard in 1/4” Regulators for Round or Square Duct. Available only in sets (Regulator, Square End Bearing, and Spring Slide Bearing). 

• Reinforced Handle Formed 16 Gauge Steel Handle Clearly Shows Damper Position
• Off-set Mounting Holes Allow for Full Open Position
• Heavy Gauge Dial and Handle, Reduces Rattle & Locks Securely 
• Dial-A-Matic Sets include 1/4” Square End Bearing, 1/4” Spring Slide Bearing
• Packages of 100 Pieces Per Box
• Made with Stainless 304
• Excellent Corrosion Resistance

Rubber Grommet Large #GROML are commonly used with the 3/8" Quadrants to prevent rattle and air leakage around the spring or pivot bearing.