Continental Fan Manufacturing BDD Series Backdraft Dampers with foam gasket to prevent air leakage. This Spring Loaded Butterfly Damper blocks and controls draft associated with HVAC and air movement equipment. 4" thru 16" Duct sizes available.
FAMCO Back Draft Damperin Connecting Sleeve. Opens with Normal Air Flow - Closes with Gravity. No Springs or Metal Hinges. Available Sizes 4" thru 20".
FAMCO Metal Roof Cap with Damper. Includes built-in Back Draft Damper and removable Bird Screen. With or without bottom Stem for hard connect applications.
FAMCOPlastic Roof Cap with Damper. Includes Removable Stem for hard to connect applications. Bird Screen and Back Draft Damper installed in all models. Available in 6 colors. Removable 4" and 6" bottom stems.
FAMCO Reversible Backdraft Butterfly Damper with Wall Vent. Positive Seal Backdraft Damper with Reversible Air Flow direction. Versatile Vent for Intake or Exhaust.
Alan Manufacturing Gasketed MOTORIZEDZone Damper. Power Open / Spring Close 24V Motor. DURATITE SYSTEMS® Plastic Take Off Collar and Damper with "Clip & Zip" fastening sytem. Can be used with both Duct Board and Sheet Metal trunk lines - Flexible Duct or Sheet Meat Duct Pipe.
Alan Manufacturing PROPORTIONALTHERMOSTAT and SYSTEMINTERFACE for Modulating Motor Zone Dampers. Thermostat activates Modulating Damper Motor based on temperature set-point. Interface converts 24V supply voltage to 12VDC modulating motor voltage.
FAMCOPower Open and Power Closed Motorized Damper with Selectable Normally Open or Normally Closed Position. High Torque Bi-Directional Motor. End Switch standard.
Suncourt ZONEMASTER® MOTORIZED Zone Damper. Normally Open or Closed 24V Motor.Damper in 8" Sleeve sizes 5" thru 12". Save money on Heating & Air Conditioning costs by controlling air flow and room temperature in individual rooms.
Alan Manufacturing GasketedRETRO-FIT MOTORIZED Zone Damper. 24V Motor and Spring Open or Close operation.18 ga Gasketed Retro-fit Mounting Plate. Round Duct applications.
Alan Manufacturing Gasketed RETRO-FIT MOTORIZEDZone Damper. PowerOpen / Power Close 24 Volt Motor. 18 ga Retro-Fit Gasketed Mounting Plate.Round Duct applications.
Alan Manufacturing Gasketed RETRO-FIT MOTORIZED Zone Damper. Power Open /Power Close 24V Motor. 18 ga Retro-Fit GasketedMounting Plate. Rectangular Duct applications.
Alan Manufacturing Gasketed MODULATING MOTORIZED Zone Damper. Sleeve Typewith 24 ga. Galvanized Steel Tube. Power Open / Power Close 5 Position Modulating Motor. Requires Proportional Thermostat and System Interface.
Alan Manufacturing Gasketed RETRO-FIT MODULATING MOTORIZED Zone Damper. Round Duct applications. Power Open / Power Close 5 PositionModulating Motor. Requires Proportional Thermostat and System Interface.
Alan Manufacturing Gasketed MODULATING MOTORIZEDZone Damper. Rectangular Ductapplications. Power Open / Power Close 5 Position Modulating Motor. Requires Proportional Thermostat and SystemInterface.
Alan Manufacturing GasketedRETRO-FIT MODULATING MOTORIZED Zone Damper. Rectangular Duct applications. Power Open / Power Close 5 PositionModulatingMotor. Requires Proportional Thermostat and System Interface.
Aire Technologies 1 1/2 Hr. U/L rated Static Fire Dampers.
INSTALLATIONS WHERE FANS SHUT DOWN DURING FIRE AND SMOKE CONTROL.
Series includes Types A and B
Thinline 2" Profile
Aire Technologies UL rated 3 hr. Dynamic Fire Damper
INSTALLATIONS WHERE FANS REMAIN RUNNING DURING FIRE AND SMOKE CONTROL.
Series includes Types A AND B.
Aire Technologies 1 1/2 Hr. U/L rated Static Fire Dampers.
INSTALLATIONS WHERE FANS SHUT DOWN DURING FIRE AND SMOKE CONTROL.
Series includes Types A, B, and C
Aire Technologies 1 1/2 hr. UL rated Dynamic Fire Dampers
INSTALLATION WHERE FANS REMAIN RUNNING DURING FIRE AND SMOKE CONTROL.
Series includes Types A, B, and C.
Aire Technologies 3 hr. UL rated Static Fire Dampers
INSTALLATIONS WHERE FANS SHUT DOWN DURING FIRE AND SMOKE CONTROL.
Series includes Types A and B
Thinline 2" Profile
Aire Technologies 3 hr. UL rated Dynamic Fire Dampers
INSTALLATION IN WHERE FANS REMAIN RUNNING DURING FIRE AND SMOKE CONTROL.
Series includes Types A, B, and C.
Aire Technologies 3 hr. UL rated Ceiling Radiation Dampers. DUAL BLADE Butterfly configuration
Standard Link Attachment or "Easy Access Link" option for easy re-setting.
Continental Fan GALVANIZED STEEL COMMERCIAL IRIS Duct Damper (MANUAL OPERATION). Provides precise airlow measurement and accurate air duct balancing. Single station measurement and air control with fully retractable blades for duct cleaning.
DuraTite Systems® Plastic Take Off Collar and Damper. Can be used with Duct Board and Sheet Metal trunk lines -Flex or Metal pipe. Easy Install "Clip & Zip" Fastening System and double sided Adhesive Gasket.Collar sizes 5"thru 12"with orwithout Damper.
Alan Manufacturing Duct Damper in CONNECTING COLLAR. Options include Standard or Gasketed Duct Damperwith STANDARD REGULATOR Handle. Available sizes 4"thru 16" Duct. GalvanizedSteel Tube with End Crimp options.
Alan Manufacturing Duct Damper in CONNECTING COLLAR. Options include Standard or Gasketed Duct Damper and Handlewith OVAL REGULATOR DIAL. Available sizes 4" thru 16" Duct.Galvanized Steel Tube with End Crimp options.
Adams Manufacturing BAROMETRIC DAMPER Draft Controls for Residential Oil and Gas applications. Provides consistent rate of chimneydraft formaximum Furnace or Boiler efficiency. DUAL ACTING Barometric Damper Draft Controls are balanced, counter-weighted metal air valves.
FAMCO Pressure Relief Barometric Damper relieves built-up pressure in duct systems. Common application used in conjunction with Zoning Systems. Prevents damage to HVAC Equipment.
FAMCO Pressure Relief Barometric Damper relieves built-up pressure in duct systems. Common application used in conjunction with Zoning Systems. Prevents damage to HVAC Equipment. Rectangular and Round available.
Tjernlund BAROMETRIC DAMPER SINGLE ACTING Draft Controls for Oil, Solid Fuel and Fan Assisted Gas Burner applications. Maintain a consistent draft with chimney vented or power vented heating equipment. Available in models from 4" thru 10" Duct Pipe sizes.
TjernlundIn-Line Duct Installed DRAFT INDUCER assures a positive air draft for cold starts, down drafts, negative building pressures, undersized flues or long horizontal vent connectors. Models available from 3"to 24" Duct Pipe sizes. DO NOT USE FOR SIDE WALL VENTING APPLICATIONS.
DRAW COLLARPre-Heats Chimney Flue Pipe. Insures maximum draft on fire start-up. Prevents reverse draw when fire dies down - No More Smoke Filled Rooms.
Tjernlund AUTO-DRAFT® WOOD BURNING STOVE Draft Inducer. Gives maximum Energy Efficiency. Hard starting stoves draw air immediately. No smoke back-up even with moist or hard to ignite types of wood. Can be installed on any WoodStove or Coal Stovevent pipe 5" to 8' in diameter.
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