Fantech RSK4 4-Inch Duct Backdraft Damper

SKU: fn12588  |  Model: 411112
Regular price $3499

Option

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Manufacturer's Warranty

5-Year Limited Warranty

What's In The Box?

  • Fantech RSK4 4-Inch Duct Backdraft Damper
  • Owner's Manual

Info & Guides

Description

Backdraft dampers (also called gravity dampers) allow airflow in one direction and prevent reverse airflow for use in exhaust or intake HVAC systems. This Fantech RSK4 4-Inch Duct Backdraft Damper for circular ducts is manufactured from galvanized sheet metal. Every Fantech Backdraft Damper is built with performance in mind.

Available In Single Or Multi-Packs

The Fantech RSK4 4-Inch Duct Backdraft Damper is available in the following quantities:

  • Single RSK 4 Backdraft Damper
  • 30 Pack Carton

Key Features

  • Positioning options: The damper can be mounted vertically.
  • Damper blades formed from aluminum H14: Twenty percent stronger than 1100 series aluminum.
  • 24 GA, G90 galvanized steel casing: Galvanized steel is coated with a thin layer of zinc. The zinc coating protects the steel beneath it from rust.
  • Spring Loaded Blades: Its two blades are spring-loaded.
  • Central Rod: Features a 3/32" diameter brass central rod.

Summary

This Fantech 4-Inch Damper allows airflow in one direction and prevent reverse airflow. Built with performance in mind, Fantech RSK4 is manufactured from galvanized sheet metal.

Specifications

    Key Specifications

    • Type
      Damper

    General

    • Color
      Gray
    • Housing Material
      Galvanized Steel
    • Quantity Per Package
      30
    • California Residents
      ⚠ WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.p65warnings.ca.gov.

    Dimensions

    • Depth (in.)
      3.25
    • Duct Diameter (in.)
      4.0
    • Height (in.)
      4.0
    • Weight (lbs.)
      1-Pack: 0.6
      30-Pack: 10.2
    • Width (in.)
      4.0

    Warranty

    • Manufacturer's Warranty
      5-Year Limited Warranty

Frequently Asked Questions

What is Sylvane's shipping and return policy?

Sylvane offers free standard shipping on orders over $45 to the lower 48 states. Orders under $45 ship for $5.95. Shipping to Hawaii, Alaska, and Canada may cost extra, and we don’t ship to other international locations. Most orders ship within 1–2 business days. We’re committed to your shopping satisfaction, so we offer a 30-Day Money-Back Guarantee on our products and a no-hassle return process.

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