PI391 | Extension Ring 4x4x1-1/2in | DiversiTech Size_10-7/8x13-7/8x3-1/2IN Carrier PLASTIC KNOB (3501036) The

Carrier PLASTIC KNOB (3501036) The Carrier PLASTIC KNOB is a replacement part for Carrier HVAC systems

the Eliminator simplifies the recovery process

**Trane ACT0495: Rotary Damper Actuator** The Trane ACT0495 is a rotary damper actuator designed for precise control of air dampers in HVAC systems

These split ShaftGrounding Rings are precision-engineered to fit 65mm shafts and offer exceptional protection against harsh operating conditions

PI391 | Extension Ring 4x4x1-1/2in | DiversiTech Size_10-7/8x13-7/8x3-1/2IN Carrier PLASTIC KNOB (3501036) TheDiversitech's Extension Ring (PI391) is a 4x4x1 1 2 inch extension for compatible HVAC systems. This extension ring offers a sturdy construction and efficient performance, making it a reliable addition to industrial and commercial applications. With its compact design, it can easily fit into tight spaces, ensuring seamless integration with existing equipment. The Devco PI391 Extension Rings, 4 in. length, 4 in. width, 1 1 2 in. depth, 21. 0 cubic in.