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Rectangular Dampers

4" Airfoil blade damper
CD-145, 146
4" Airfoil blade damper
4" Airfoil blade damper
CD-145, 146
4" Airfoil blade damper

Application

The CD-145, 146 control damper is to be used in applications that require the damper blades to be contained within a 4.5" frame.

Economy Damper
EB
Economy Damper
Economy Damper
EB
Economy Damper

Application

The Model EB is a single blade balancing damper ideal for duct up to 24 x 12.
Formed Steel Frame & 3v Blades, up to 12 w.g."
CD-120, 121
Formed Steel Frame & 3v Blades, up to 12 w.g."
Formed Steel Frame & Airfoil Blade Damper, Class I thru III
CD-170, 171
Formed Steel Frame & Airfoil Blade Damper, Class I thru III
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MZD-150
Multi-Zone Damper (Airfoil Blade)
MZD-150
Multi-Zone Damper (Airfoil Blade)

Application

Furnish and install at location shown on drawing or in accordance with schedules dampers meeting the following specifications: Rectangular damper shall have 3/8 [9.53mm] thick nose hollow airfoil blade and .081" [2.06mm] extruded aluminum top and bottom frames. Damper to have thrust bushings and meet the low pressure drop and low leakage equal to United Enertech MODEL MZD-150.
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MZD-100
Furnish and install at location shown on drawing or in accordance with schedules dampers meeting the following specifications: Rectangular damper shall have 0.125 [3.18mm] extruded aluminum blades and .081" [2.06mm] extruded aluminum frame. 1-1/2" x 8" x 1-1/2" 18ga. galvanized outer sleeve. Optional blade and jamb seals must be used to achieve optimal leakage rating. Damper to have thrust bushings and meet the low pressure drop equal to United Enertech MODEL MZD-100.
MZD-100
Furnish and install at location shown on drawing or in accordance with schedules dampers meeting the following specifications: Rectangular damper shall have 0.125 [3.18mm] extruded aluminum blades and .081" [2.06mm] extruded aluminum frame. 1-1/2" x 8" x 1-1/2" 18ga. galvanized outer sleeve. Optional blade and jamb seals must be used to achieve optimal leakage rating. Damper to have thrust bushings and meet the low pressure drop equal to United Enertech MODEL MZD-100.

Application

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MZD-100-3
Furnish and install at location shown on drawing or in accordance with schedules dampers meeting the following specifications: Rectangular damper shall have 0.125 [3.18mm] extruded aluminum blades and .081" [2.06mm] extruded aluminum frame. 1-1/2" x 8" x 1-1/2" 18ga. galvanized outer sleeve. Optional blade and jamb seals must be used to achieve optimal leakage rating. Damper to have thrust bushings and meet the low pressure drop equal to United Enertech MODEL MZD-100-3 (Triple-Deck).
MZD-100-3
Furnish and install at location shown on drawing or in accordance with schedules dampers meeting the following specifications: Rectangular damper shall have 0.125 [3.18mm] extruded aluminum blades and .081" [2.06mm] extruded aluminum frame. 1-1/2" x 8" x 1-1/2" 18ga. galvanized outer sleeve. Optional blade and jamb seals must be used to achieve optimal leakage rating. Damper to have thrust bushings and meet the low pressure drop equal to United Enertech MODEL MZD-100-3 (Triple-Deck).

Application

Opposed Blade, Balancing, 3V Blade, Steel, up to 4 wg (Rollformed)"
MD-115
Opposed Blade, Balancing, 3V Blade, Steel, up to 4 wg (Rollformed)"
Opposed Blade, Balancing, 3V Blade, Steel, up to 4 wg (Rollformed)"
MD-115
Opposed Blade, Balancing, 3V Blade, Steel, up to 4 wg (Rollformed)"

Application

Roll-formed galvanized Steel frame, Heavy Duty 16 ga. galvanized Steel Blade with opposed action.
Opposed Blade, Balancing, Extr. Alum. up to 3 wg"
MD-105
Opposed Blade, Balancing, Extr. Alum. up to 3 wg"
Opposed Blade, Balancing, Extr. Alum. up to 3 wg"
MD-105
Opposed Blade, Balancing, Extr. Alum. up to 3 wg"

Application

Extruded Aluminum Manual Balancing Damper with opposed blade action.
Opposed Blade, Control, 3V Blade, Steel, up to 4 wg (Rollformed)"
CD-110
Opposed Blade, Control, 3V Blade, Steel, up to 4 wg (Rollformed)"
Opposed Blade, Control, 3V Blade, Steel, up to 4 wg (Rollformed)"
CD-110
Opposed Blade, Control, 3V Blade, Steel, up to 4 wg (Rollformed)"

Application

The Model CD-110 (opposed blade) is a rectangular damper that has 16 gauge galvanized steel (3-V shaped) blades, and a galvanized roll formed frame. This model can be built in one section up to 48w x 60"h
Opposed Blade, Control, AF Blade, Extr. Alum. up to 13 wg"
CD-150
Opposed Blade, Control, AF Blade, Extr. Alum. up to 13 wg"
Opposed Blade, Control, AF Blade, Extr. Alum. up to 13 wg"
CD-150
Opposed Blade, Control, AF Blade, Extr. Alum. up to 13 wg"

Application

The Model CD-150 (opposed blade) is an extruded aluminum rectangular control damper that has hollow airfoil blades with a .375 thick end nose and a .081" frame. One section can be built up to 60"w x 72"h
Opposed Blade, Control, AF Blade, Steel, up to 13 wg (Rollformed)"
CD-160
Opposed Blade, Control, AF Blade, Steel, up to 13 wg (Rollformed)"
Opposed Blade, Control, AF Blade, Steel, up to 13 wg (Rollformed)"
CD-160
Opposed Blade, Control, AF Blade, Steel, up to 13 wg (Rollformed)"

Application

The model CD-160 (opposed blades) has double thick, galvanized steel airfoil blades and a galvanized steel frame.
Opposed Blade, Control, Extr. Alum. up to 3 wg"
CD-100
Opposed Blade, Control, Extr. Alum. up to 3 wg"
Opposed Blade, Control, Extr. Alum. up to 3 wg"
CD-100
Opposed Blade, Control, Extr. Alum. up to 3 wg"

Application

The Model CD-100(opposed blade) is a rectangular damper with .125 extruded aluminum blades and .081 extruded aluminum frames. This model can be built in one section up to 52"w x 72"h. If a larger size is required there will be an automatic multi-section charge for jackshafting.

Parallel Blade, Balancing, 3V Blade, Steel, up to 4 wg (Rollformed)"
MD-116
Parallel Blade, Balancing, 3V Blade, Steel, up to 4 wg (Rollformed)"
Parallel Blade, Balancing, 3V Blade, Steel, up to 4 wg (Rollformed)"
MD-116
Parallel Blade, Balancing, 3V Blade, Steel, up to 4 wg (Rollformed)"

Application

Roll-formed galvanized Steel frame, Heavy Duty 16 ga. galvanized Steel Blade with parallel action.
Parallel Blade, Balancing, Extr. Alum. up to 3 wg"
MD-106
Parallel Blade, Balancing, Extr. Alum. up to 3 wg"
Parallel Blade, Balancing, Extr. Alum. up to 3 wg"
MD-106
Parallel Blade, Balancing, Extr. Alum. up to 3 wg"

Application

Extruded Aluminum Manual Balancing Damper with parallel blade action.
Parallel Blade, Control, 3V Blade, Steel, up to 4 wg (Rollformed)"
CD-111
Parallel Blade, Control, 3V Blade, Steel, up to 4 wg (Rollformed)"
Parallel Blade, Control, 3V Blade, Steel, up to 4 wg (Rollformed)"
CD-111
Parallel Blade, Control, 3V Blade, Steel, up to 4 wg (Rollformed)"

Application

The Model CD-111 (parallel blade) is a rectangular damper that has 16 gauge galvanized steel (3-V shaped) blades, and a 16 gauge galvanized steel frame. This model can be built in one section up to 48w x 60"h
Parallel Blade, Control, AF Blade, Extr. Alum. up to 13 wg"
CD-151
Parallel Blade, Control, AF Blade, Extr. Alum. up to 13 wg"
Parallel Blade, Control, AF Blade, Extr. Alum. up to 13 wg"
CD-151
Parallel Blade, Control, AF Blade, Extr. Alum. up to 13 wg"

Application

The Model CD-151 (parallel blade) is an extruded aluminum rectangular control dampers that have hollow airfoil blades with a .375 thick end nose and a .081" frame. One section can be built up to 60"w x 72"h
Parallel Blade, Control, AF Blade, Steel, up to 13 wg (Rollformed)"
CD-161
Parallel Blade, Control, AF Blade, Steel, up to 13 wg (Rollformed)"
Parallel Blade, Control, AF Blade, Steel, up to 13 wg (Rollformed)"
CD-161
Parallel Blade, Control, AF Blade, Steel, up to 13 wg (Rollformed)"

Application

The model CD-161 (parallel blade) has double thick, galvanized steel airfoil blades and galvanized steel frame.
Parallel Blade, Control, Extr. Alum. up to 3 wg"
CD-101
Parallel Blade, Control, Extr. Alum. up to 3 wg"
Parallel Blade, Control, Extr. Alum. up to 3 wg"
CD-101
Parallel Blade, Control, Extr. Alum. up to 3 wg"

Application

The Model CD-101(parallel blade) is a rectangular damper with .125 extruded aluminum blades and .081 extruded aluminum frames. It can be built in one section up to 52w x 72"h. If a larger size is required there will be an automatic multi-section charge for jackshafting."
Salt Water Resistant Damper
SW-155, 156
Salt Water Resistant Damper
Salt Water Resistant Damper
SW-155, 156
Salt Water Resistant Damper

Application

The SW-155, 156 is designed for coastal climate applications as it is constructed of anodized aluminum and 316 stainless steel components. It provides high performance by means of low leakage and low pressure drop.
Single Blade, Balancing Damper w/Quad
SB
Single Blade, Balancing Damper w/Quad
Single Blade, Balancing Damper w/Quad
SB
Single Blade, Balancing Damper w/Quad

Application

The Model SB is a single blade balancing damper with extruded aluminum construction. It is ideal for duct up to 36w x 12"h."
Thermally Broken Damper
TB-155, 156
Thermally Broken Damper
Thermally Broken Damper
TB-155, 156
Thermally Broken Damper

Application

The TB-155, 156 is designed to eliminate transfer of high heat or low cold penetration and reduces condensation.
Thinline Opposed/Parallel Blade Damper
CD-75/76
Thinline Opposed/Parallel Blade Damper