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Tjernlund DB2 Duct Booster for Rectangular Ducts
Tjernlund DB2 Duct Booster for Rectangular Ducts. For boosting air flow in heating or air conditioning ducts, or for powered ambient air intake or exhaust. Easy installation in both round and rectangular ducts. Installs in round metal ducts from 5" - 8" diameter or rectangular ducts as shallow as 3 1/4". Maximum ambient room temp. 100 degrees F.  [More...]
MFG#: DB-2
In Stock
$89.95
Suggested: $149.00
You Save: $59.05
Honeywell20" x 10" Side Mount Rectangular Supply Damper ZD2010
The ZD is a power close, and spring open damper. It has a 24-volt, spring-return, power-closed damper motor used to control circulating air in heating, cooling and ventilating systems. It is used when a normally-open damper is required. The ZD is typically used with the TotalZoneŽ Systems and other electronic mini-zone damper systems. Powered by the same universal motor as the round ARD damper, these dampers install easily with just two wires and include a reliable, mechanical visual position indicator.  [More...]
MFG#: ZD2010
In Stock
$196.96
Rectangular Eave Vent for 3-1/4" X 10" Duct With White Grille
Rectangular Eave Vent for 3-1/4" X 10" Duct With White Grille  [More...]
MFG#: 140
In Stock
$28.95
Suggested: $39.99
You Save: $11.04
Aldes Airlet 100 Rectangular Fresh Air Inlet
Aldes Airlet 100 Rectangular Fresh Air Inlet  [More...]
MFG#: 12538
In Stock
$38.95
Broan Model 639 Rectangular Wall Cap
Broan Model 639 Rectangular Wall Cap. Black finish with damper and bird screen  [More...]
MFG#: 639
In Stock
$21.95
Suggested: $39.00
You Save: $17.05
Aldes Airlet 100 Rectangular Fresh Air Inlet With Long Sleeve
Aldes Airlet 100 Rectangular Fresh Air Inlet With Long Sleeve  [More...]
MFG#: 11 539
1 Week To Ship
$46.95
Honeywell 8" x 24" Bottom Mount Rectangular Supply Damper ZD824
The ZD is a power close, and spring open damper. It has a 24-volt, spring-return, power-closed damper motor used to control circulating air in heating, cooling and ventilating systems. It is used when a normally-open damper is required. The ZD is typically used with the TotalZoneŽ Systems and other electronic mini-zone damper systems. Powered by the same universal motor as the round ARD damper, these dampers install easily with just two wires and include a reliable, mechanical visual position indicator.  [More...]
MFG#: ZD824
1-2 Days To Ship
$216.79
Suggested: $314.68
You Save: $97.89
Broan Model 503 Side Discharge Fan
Broan Model 503 Side Discharge Fan - 160 CFM, 5.0 Sones, Fits 3-1/4" x 10" rectangular duct.  [More...]
MFG#: 503
8 Pieces In Stock
$82.83
Suggested: $100.92
You Save: $18.09
12" X 8" Motorized Damper by Jackson Systems D-1208-PO
12" X 8" motorized damper - powered open

Jackson Systems "D" Series motorized rectangular zone dampers are designed especially for use in zone control, air inlet, and exhaust air vents, although they may be used to control air flow in any duct system.  [More...]
MFG#: D-1208-PO
In Stock
$212.53
14" x 8" Motorized Damper by Jackson Systems D-1408
14" X 8" motorized damper - normally open

Jackson Systems "D" Series motorized rectangular zone dampers are designed especially for use in zone control, air inlet, and exhaust air vents, although they may be used to control air flow in any duct system.  [More...]
MFG#: D-1408
In Stock
$175.00
18" X 18" Motorized Damper by Jackson Systems D-1818-PO
18" X 18" motorized damper - powered open

Jackson Systems "D" Series motorized rectangular zone dampers are designed especially for use in zone control, air inlet, and exhaust air vents, although they may be used to control air flow in any duct system.  [More...]
MFG#: D-1818-PO
In Stock
$266.18
12" X 12" Motorized Damper by Jackson Systems D-1212-PO
12" X 12" motorized damper - powered open

Jackson Systems "D" Series motorized rectangular zone dampers are designed especially for use in zone control, air inlet, and exhaust air vents, although they may be used to control air flow in any duct system.  [More...]
MFG#: D-1212-PO
In Stock
$194.12
14" X 8" Motorized Damper by Jackson Systems D-1408-PO
14" X 8" motorized damper - powered open

Jackson Systems "D" Series motorized rectangular zone dampers are designed especially for use in zone control, air inlet, and exhaust air vents, although they may be used to control air flow in any duct system.  [More...]
MFG#: D-1408-PO
In Stock
$195.95
20" X 8" Motorized Damper by Jackson Systems D-2008-PO
20" X 8" motorized damper - powered open
Jackson Systems "D" Series motorized rectangular zone dampers are designed especially for use in zone control, air inlet, and exhaust air vents, although they may be used to control air flow in any duct system.  [More...]
MFG#: D-2008-PO
1 Piece In Stock
$205.95
16" x 8" Motorized Damper by Jackson Systems D-1608
16" X 8" motorized damper - normally open
Jackson Systems "D" Series motorized rectangular zone dampers are designed especially for use in zone control, air inlet, and exhaust air vents, although they may be used to control air flow in any duct system.  [More...]
MFG#: D-1608
NO LONGER AVAILABLE
$169.12
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