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4" BEIGE Round Rotaire Grille Damper Heat AC Outlet Register Vent 2" Reducer

$ 4.19

Availability: 98 in stock
  • MPN: 3820RDB2
  • Return shipping will be paid by: Buyer
  • All returns accepted: Returns Accepted
  • Model: Rotaire Damper
  • Brand: D & W INC.
  • Condition: New
  • Item must be returned within: 30 Days
  • Refund will be given as: Money Back
  • Country/Region of Manufacture: United States
  • Restocking Fee: 20%

    Description

    4" DURA BEIGE Round Rotaire Grille Damper Heat AC Outlet Register Vent 3840RDB RV Trailer
    *Unique worm-drive damper (
    A
    worm drive
    is a
    gear
    arrangement in which a
    worm
    (which is a
    gear
    in the form of a screw) meshes with a
    worm gear
    (which is similar in appearance to a spur
    gear
    ). The two elements are also called the
    worm
    screw and
    worm
    wheel.
    *Center knob opens and closes the vent wings. In fully open position the vent wings are completely retracted allowing 100% unrestricted air flow.
    *360 rotation
    *Easy installation and long term durability.
    *Accepts 2" flex duct.
    See tape measure pictures.
    Approximate size:
    Grille face diameter 5 1/2"
    Back diameter 4 1/8"  with metal 2" reducer
    Side: 3 3/4"
    Please let me know if you have any questions.
    Thank you,
    Babette