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GAF Master Flow 14 in. Damper - 12D1400 - Pack of 6

Master Flow Dampers balance and adjust the air flow in individual runs of round pipe in HVAC systems. The dampers include hardware that makes it easy to install into existing round pipe as well. They are constructed of galvanized steel for durability. Only one wing nut is required for installation.
  • Galvanized steel construction
  • Spring-loaded hardware for easy mounting into existing round pipe
  • Helps to control airflow in a run of pipe
  • Always insulate ductwork for greater system efficiency and comfort
Refund Policy:

Enjoy peace of mind with Big Blue Products' 30-day refund policy. Contact us within 30 days of purchase for returns or exchanges under the following conditions:

  • In case of receiving the wrong item or a defective product (excluding man-made damage), please provide a photo as proof. Upon confirmation, we will either accept the return or provide a replacement.
  • If the item is in good condition and matches the description, the buyer is responsible for return shipping costs.

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We can be contacted at any time through eBay messages if you have any questions, comments, or product requests. We will respond to you within 24 hours and do our best to help you out! We encourage our customers to contact us with any questions or concerns! We'd like to be sure you are completely satisfied with your purchase.

Big Blue Products, inc 130 Eileen Way Syosset, NY 11791 United States