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5 results found that include 30 products

Use low-leakage volume control dampers from Grainger in systems that require airflow modulation. Blade designs maximize free area and increase performance. Square damper frames conceal external linkage. Choose from five different sizes in four frame types. Square 3V blade damper offers fabricated galvanized steel opposed blades with TPE seals, pressure rating of 2.5 to 6.0” wg and velocity rating of 2000 to 3000 fpm. The square airfoil blade frame features galvanized steel opposed blades with vinyl seals, pressure rating of 3.0 to 8.0” wg and velocity rating of 2500 to 4000 fpm. Square extruded blade dampers offer extruded aluminum opposed blades with silicone seals, pressure rating of 2.0 to 6.0” wg and velocity rating of 3000 to 6000 fpm. Round single blade dampers feature a single, galvanized steel blade with silicone seals, pressure rating of 4.0” wg and velocity rating of 3000 fpm. Choose the volume control damper that fits your needs. Shop Grainger today!Close

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  • DAYTON Round Volume Control Dampers
    • TM

      Grainger Choice

    • DAYTON
    • Multiple product options available

      These Dayton® volume control dampers are designed to help regulate the volume of air moving through duct systems. They can be used as positive shutoffs, 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 low to medium airflow velocity and static pressure capabilities.

      Multiple product options available

  • DAYTON Square Volume Control Dampers
    • TM

      Grainger Choice

    • DAYTON
    • Multiple product options available

      Dayton® square volume control dampers are designed to help regulate the volume of air moving through duct systems. They 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.

      Multiple product options available

  • AMERIFLOW Snap-On Backdraft Dampers
    • AMERIFLOW
    • Multiple product options available

      Ameriflow® snap-on backdraft dampers are low-leakage control dampers used in systems requiring airflow modulation or control. They feature galvanized steel construction.

      Multiple product options available

  • AMERIFLOW Backdraft Dampers
    • AMERIFLOW
    • Multiple product options available

      Ameriflow® backdraft dampers are low-leakage control dampers used in systems requiring airflow modulation or control. They feature steel construction and are designed to control volume, not air pattern.

      Multiple product options available

  • PLASTIC SUPPLY Butterfly Dampers
    • PLASTIC SUPPLY
    • Multiple product options available

      Crafted from corrosion-resistant PVC, these butterfly dampers are ideal for use in harsh environments. They are chemically resistant to most acids, bases, salts, aliphatic solutions, oxidants, and halogens.

      Multiple product options available

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