HVAC Contractor Products

HVAC contractors, we stock for immediate ship, plastic air diffusers, plastic filtered air returns, universal/all in one HVAC reducers, plastic zip ties and insulation tents.


Radial Air Damper 8" - 1800ceiling

Radial Air Damper 8"

Radial Air Damper 8" Diameter. Install Radial Air Dampers in the existing HVAC diffusers to restrict air flow. Available in 6", 8", 10", 12" & 14" diameters. Please measure the...

Regular price $19.99

Radial Air Damper 6" - 1800ceiling

Radial Air Damper 6"

Radial Air Damper 6" Diameter. Install Radial Air Dampers in the existing HVAC diffusers to restrict air flow. Available in 6", 8", 10", 12" & 14" diameters. Please measure the...

Regular price $18.99

Radial Air Damper 10" - 1800ceiling

Radial Air Damper 10"

Radial Air Damper 10" Diameter Install Radial Air Dampers in the existing HVAC diffusers to restrict air flow. Available in 6", 8", 10", 12" & 14" diameters. Please measure the...

Regular price $20.99

Kit:14" White Plastic Cone(4945W),Universal Collar(NRD),48" ZipTie(4945-Tie) - 1800ceiling

Kit:14" White Plastic Cone(4945W),Universal Collar(NRD),48" ZipTie(4945-Tie)

2'x2' White Plastic Cone Air Diffuser w/ Universal HVAC Reducer Kit & 48" Zip Tie Kit includes one White Plastic 2'x2' Cone Air Diffuser with a 14" neck, one Universal...

Regular price $53.95

Radial Air Damper 12" - 1800ceiling

Radial Air Damper 12"

Radial Air Damper 12" Diameter Install Radial Air Dampers in the existing HVAC diffusers to restrict air flow. Available in 6", 8", 10", 12" & 14" diameters. Please measure the...

Regular price $23.99

Kit:14" White Plastic Return(4989W),Universal Collar(NRD),48" ZipTie(4945-Tie) - 1800ceiling

Kit:14" White Plastic Return(4989W),Universal Collar(NRD),48" ZipTie(4945-Tie)

White Plastic Egg Crate Return 14" Collar with Universal HVAC Reducer & 48" Zip Tie Kit includes one White Plastic 2'x2' Egg Crate Return Air with a 14" neck, one...

Regular price $69.95

Kit:14" White Plastic Plaque(4990W),Universal Collar(NRD),48" ZipTie(4945-Tie) - 1800ceiling

Kit:14" White Plastic Plaque(4990W),Universal Collar(NRD),48" ZipTie(4945-Tie)

2'x2' White Plastic Plaque Air Diffuser with Universal HVAC Reducer Kit (NRD) & 48" Zip Tie Kit includes one White Plastic 2'x2' Plaque Style Air Diffuser with a 14" neck,...

Regular price $55.95

Radial Air Damper 14" - 1800ceiling

Radial Air Damper 14"

Radial Air Damper 14" Diameter. Install Radial Air Dampers in the existing HVAC diffusers to restrict air flow. Available in 6", 8", 10", 12" & 14" diameters. Please measure the...

Regular price $25.99

Kit:14" Black Plastic Cone(4945BK),Universal Collar(NRD),48" ZipTie(4945-Tie) - 1800ceiling

Kit:14" Black Plastic Cone(4945BK),Universal Collar(NRD),48" ZipTie(4945-Tie)

2'x2' Black Plastic Cone Air Diffuser w/ Universal HVAC Reducer Kit & 48" Zip Tie Kit includes one Black Plastic 2'x2' Cone Air Diffuser with a 14" neck, one Universal...

Regular price $57.95

Radial Air Dampers 6" thru 14" - 1800ceiling

Radial Air Dampers 6" thru 14"

Radial Air Dampers for 6" thru 14" collar/neck sizes. Install Radial Air Dampers in the existing HVAC diffusers to restrict airflow. Available in 6", 8", 10", 12" & 14" diameters....

Regular price From $18.99

1'x1' White Plastic Antique Diffuser - 1800ceiling

1'x1' White Plastic Antique Diffuser

1'x1' White Plastic Antique Air Diffusers for residential or light commercial applications. Rough opening in the ceiling should be 9-1/4" round. OD of square faceplate: 11-1/4" x 11-1/4" Included is...

Regular price $34.99

MV2 Standard 2-way grille/damper/box - 1800ceiling

MV2 Standard 2-way grille/damper/box

A unique plastic ceiling diffuser which incorporates an integral ceiling box. Intended for residential and light commercial applications, these products are currently available in 11-1/2"” x 11-1/2” square and 12-1/2"...

Regular price $34.99

Kit:14" Black Plastic Plaque(4990B),Universal Collar(NRD),48" ZipTie(4945-Tie) - 1800ceiling

Kit:14" Black Plastic Plaque(4990B),Universal Collar(NRD),48" ZipTie(4945-Tie)

2'x2' Black Plastic Plaque Air Diffuser with Universal HVAC Reducer Kit & 48" Zip Tie Kit includes one Black Plastic 2'x2' Plaque Style Air Diffuser with a 14" neck, one...

Regular price $57.95

Kit:14" Black Plastic Return(4989B),Universal Collar(NRD),48" ZipTie(4945-Tie) - 1800ceiling

Kit:14" Black Plastic Return(4989B),Universal Collar(NRD),48" ZipTie(4945-Tie)

Black Plastic Egg Crate Return with Universal HVAC Reducer Kit Kit includes one Black Plastic 2'x2' Egg Crate Return Air with a 14" neck, one Universal Reducer, one 48" Cable...

Regular price $69.95