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National Chimney Top Plus Damper

$405.95$640.95

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  • Quick and easy installation
  • Includes premium quality, stainless steel cap
  • Seals out rain and snow, while sealing heat inside
  • Includes a lifetime warranty

Estimated Delivery:

Apr-25  -  May-02
Free Shipping

Free Shipping

This product qualifies for free shipping to lower 48 states.

Factory Shipped

Factory Shipped

Typically ships between 3-5 business days.

Product Summary

The National Chimney Top Plus Damper comes with a premium quality stainless steel cap to provide spark protection and defend against animal/debris. Its special design seals out rain, snow, and sleet while sealing inside heat during the winter and A/C during the summer. Installation is quick. The damper frame secures to the top of the chimney with a high-temperature adhesive. Included are installation instructions, high-temperature adhesive, a 30′ cable, firebox mounting bracket, handle, and hardware. The National Chimney Top Plus Damper carries a Lifetime Warranty.

RoofingDirect.com offers an excellent selection of high quality dampers and damper caps for your next roofing job. Our team has decades of industry experience and is ready to serve you. Please contact us, and we will be happy to answer any questions.

Features + Benefits

  • Quick and easy installation
  • Includes premium quality, stainless steel cap
  • Seals out rain and snow, while sealing heat inside
  • Includes a lifetime warranty

Product Specifications

Item #
TDP
Weight
3 lbs

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Questions & Answers

Have a question about a product that you cannot find the answer to? Ask below and we will respond. If your question is urgent, please call 855-670-7663.

Q & A

does the 13" X 13" will fit my 12 inches cap Juan Carlos asked on February 2, 2022

Yes, the Top Damper + 13″ X 13″ fits inside flue from 9″ X 9″ up to 12 1/2″ X 12 1/2″

answered on February 8, 2022 store manager
(0) (0)
The measurement of my chimney top is 8.25x13. Would the 9x13 size work for what I need? Thank you! Augusta Morrison asked on December 13, 2021

Yes, the Top Damper+ has adjustable set screws that allow for adjustability.

answered on December 22, 2021 store manager
(0) (0)

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