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Home HVAC/R & Fans Dampers, Diffusers, Grilles, Louvers, Registers

May We Recommend

High Galvanized Fixed-Height Adjustable Width Louver 36" - GAFL 36-2436

$178.95
Aprilaire® 10" Round Motorized Zone Damper

$99.95
Backdraft Damper 18" - 411-STD 18

$27.95
S-TL Thermaflex Flexible Hvac Duct - 18 Inch Diameter - Pkg Qty 2

$171.90

Sold in packages of 2
Backdraft Damper 20" - 411-STD 20

$39.95
Silver, Aluminum Eggcrate Louver Package of 10

$244.95

Flanged Heavy Duty Motorized Dampers

as low as ^$146⁹⁵

Eggcrate
Louvers

as low as ^$54⁹⁵

Speedi-Products
Soffit Vents

as low as ^$10

Combination Louver Dampers

Have an extruded aluminum construction for long lasting durability and dependability. Used for intake or exhaust in industrial and commercial applications.

as low as ^$191⁹⁵

Our Best-Selling Brands

More Top Selling

Dampers, Diffusers, Grilles, Louvers, Registers

Speedi-Products Round Soffit Vent SM-RSV 2 2"

(1)

$10.00
Elima-Draft ELMDFTCOMDEF3457 Commercial Air Deflector Vent Cover for 24" x 24" Diffusers

Not Yet Rated

$59.95
Silver, Aluminum Eggcrate Louver Package of 2

(3)

$70.95
AmeriFlow® Return Air Filter Grille

(6)

$31.95
AmeriFlow® 18" Base Board Diffuser - Pkg Qty 12

(1)

$138.00

Sold in packages of 12
AmeriFlow® 2-Way Ceiling / Sidewall Register - 11-1/4 X 5-1/4 - Pkg Qty 20

Not Yet Rated

$166.00

Sold in packages of 20
AmeriFlow® Floor Register - 5-1/2 X 11-1/2 - Pkg Qty 10

(2)

$53.00

Sold in packages of 10
Speedi-Products Round AdjustablePlastic Diffuser EX-DFRP 04 White 4"

(1)

$20.95
M-Kc Thermaflex Flexible Hvac Duct - 12 Inch Diameter R4.2

Not Yet Rated

$255.95
AmeriFlow® High Volume Step Down Diffuser For T-Bar Lay-In - Pkg Qty 2

Not Yet Rated

$145.90

Sold in packages of 2
Speedi-Grille Ceiling Or Wall Register With 3 Way Deflection SG-412 CW3 4" X 12"

Not Yet Rated

$22.95
M-Ke Thermaflex Flexible Hvac Duct - 8 Inch Diameter R4.2 - Pkg Qty 2

Not Yet Rated

$69.90

Sold in packages of 2
Steel Door Louver 24" x 24" - SDL 24x24

(4)

$100.95
AmeriFlow® Damper For Round Ceiling Diffuser - Pkg Qty 10

(4)

$157.50

Sold in packages of 10
Elima-Draft ELMDFTCOMFIL3463 Commercial Filtration Vent Cover for 24" x 24" Diffusers

Not Yet Rated

$69.95

Featured Items

S-Lp-10 Thermaflex Flexible Hvac Duct - 6 Inch Diameter - Pkg Qty 4

Not Yet Rated

$149.96

Sold in packages of 4
AmeriFlow® 2-Way Ceiling / Sidewall Register - 11-1/4 X 5-1/4 - Pkg Qty 20

Not Yet Rated

$166.00

Sold in packages of 20
S-Tl Thermaflex Flexible Hvac Duct - 12 Inch Diameter - Pkg Qty 2

(2)

$159.90

Sold in packages of 2
AmeriFlow® Round Ceiling Diffuser 10 Inch Duct Diameter - Pkg Qty 10

(3)

$110.00

Sold in packages of 10
Aluminum Door Louver 24" x 24" - ADL 24x24

(1)

$127.95