Retaining Angle, Actual Height 5 3/4 in, Actual Width 5 3/4 in, Material Galvanized Steel, Standards UL 555, Fusible Link Temperature Not Applicable, Product Type Damper Retaining Angle, Material Thickness 20 ga, Mounting Type Horizontal, Vertical.
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27 In.H-W 5.75 In.L Alu Wall Exhaust Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 27 in, Rough Opening Diameter 24 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 24 in, For Duct Shape Not Applicable, Free Area 3.3 sq ft, Overall Width 27 in, Frame Material Thickness 0.8 in, Overall Length 5 3/4 in, Connection Type Not Applicable, Frame Depth 3 in This shutter is for cabinet fans and flush-mount wall exhaust applications. The frame has G-90 galvanized steel tie rods and stainless steel rivets and pivot pins. The mill-finish aluminum louvers with a galvanized steel reinforcement strip open easily and minimize load on the fan.
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3" Inlet Double Wall Angle Cut 5" Out 9" Long Round 304 Stainless Steel Blue Burned Exhaust Tip. 3" INLET - 5" OUTLET - 9" LENGTH. Single Tip - 1 Piece.
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17.75 In.H-W 4.5 In.L Alu Univ Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 18 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 17 3/4 in, Rough Opening Diameter 18 in, Rough Opening Shape Square, Fits Fan Diameter 18 in, For Duct Shape Square, Free Area 2.2 sq ft, Overall Width 17 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 18 in, Maximum Pressure 1 in wc This is a nonflanged, horizontal-mount, exhaust backdraft damper. The frame is galvanized steel with aluminum blades. The blades have a felt seal on the leading edge for quiet closing and better protection from the weather. Use this damper in roof curbs, ductwork, and wall collars when using a fan.
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Shoemaker SM12052 6x6 square fire damper with 3.5 ID round pipe connection brand new never used Only get one per purchase
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Fire dampers contain a steel curtain held in the open position by a fused link. The link will break once a certain temperature is reached and powerful springs pull the curtain closed. Circular Fire Dampers.
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ALSO MARKED 'ERIE PA., U. S. A' (with a comma and spacing between U. S. and A.). THIS IS A RARE EARLIER EXAMPLE IN CLEAN AND EXCELLENT (PREVIOUSLY COLLECTOR OWNED) CONDITION. THE STEEL SPINDLE IN THE PHOTOS IS THE EXACT STEEL SPINDLE YOU WILL RECEIVE.
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15.75 In.H-W 5 In.L GStl Volume Control Dampr, Damper Application Volume Control, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 3000 fpm, Overall Height 15 3/4 in, Rough Opening Diameter Not Applicable, Rough Opening Shape Square, Fits Fan Diameter Not Applicable, For Duct Shape Square, Overall Width 15 3/4 in, Frame Material Thickness 16 ga, Overall Length 5 in, Connection Type Not Applicable, Frame Depth 5 in, Rough Opening Length Not Applicable The DAYTON(R) 3V blade volume control damper helps regulate the volume of air moving through a duct system. It can be used as a positive shutoff, and can also be used for automatic control in low-leakage HVAC systems, or systems requiring modulating airflow. Control dampers are typically installed inside ductwork of lo.
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