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Lock-Top II 13 in. x 13 in. Base Chimney Cap and Damper Combo

Lock-Top II 13 in. x 13 in. Base Chimney Cap and Damper Combo

$463.13
Was $569.99
Save $106.86 (19%)
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Product Details

Manufacturer: Lock-Top
Lock-Top Part Numbers: 09507
Item Number: CPF-09507
This base chimney cap comes complete with a damper. It measures thirteen inches wide and thirteen inches long. The damper is designed to save you energy. A silicone rubber seals will allow your damper to fit tightly and save you money. You easily open and close the damper from inside your home so you can adjust the system to meet your energy needs. The three quarter inch mesh below the edge of the cap will allow smoke to escape while keeping rain and debris.

Please Note: Do not use dampers with gas logs. Failure to open could cause carbon monoxide to back up into your home. In case of a gas leak, gases could become trapped in the flue, resulting in an explosion

Customer Q&A with Product Specialists

Greg W. from Ohio asked:
When this item says it comes with hardware, is that the handle to keep the top close to the fireplace?
When this item says it comes with hardware, is that the handle to keep the top close to the fireplace?
The hardware would include the handle to close the damper.
Answered by: Kathy O.

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Jd M. from Nashville, TN asked:
Three questions about your Lock Top Chimney Cap and Damper comboQ1 - does the wire mesh insert down into the chimney for a low profile like a similar one I've seen or is it sticking up/out?Q2 - if device is glued to chimney, how does this not interf
Three questions about your Lock Top Chimney Cap and Damper comboQ1 - does the wire mesh insert down into the chimney for a low profile like a similar one I've seen or is it sticking up/out?Q2 - if device is glued to chimney, how does this not interf

Helpful?

0
James from Atlanta, Georgia asked:
Can this be used with gas logs?
Can this be used with gas logs?

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Showing 3 of 3 Questions and Answers
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Customer Reviews

Lock-Top II 13 in. x 13 in. Base Chimney Cap and Damper Combo
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Branden
Dec 11, 2025
Verified Buyer Check Mark Verified Buyer

Straight forward and well built

I installed it myself, the top damper worked great but I did have to get a little more silicone caulk to seal the joint (packaging did include maybe 4-8oz of caulk) Overall, simple 1 hour install for average handyman.

Pros

Solid metal design, not cheap; well packaged

Cons

Could come with more silicone caulk and a masonry bit, while were at it, add a drill gun and ladder too lol jk
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Doug
Verified Buyer Check Mark Verified Buyer

Looks great, well constructed

I was looking for a new chimney top and a damper. The guys at efireplacestore recommended this top and it was very easy to install and looks great. I’d never attempted a project like this but it turned out great. Even the wife approved. And she never approves of anything.
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Greg
Verified Buyer Check Mark Verified Buyer

Keeps out pollen dust and cold air and keeps heat in

Keeps out pollen dust and cold air and keeps heat in It was fitted to a 12.5 inc dia. Clay Flew pipe with masonry screws and caulking/sealant
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Garrett L.
Verified Buyer Check Mark Verified Buyer

Solid construction

Easy to use and got the job done, instructions were very thorough.
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Peter
Verified Buyer Check Mark Verified Buyer

Great product

This product is everything that is advertised. The overall build is of good quality and made for long life. The product was very well packaged and was delivered quickly.

Pros

Very good material and easy to install.

Cons

The vent is a bit tall. I wish it had a lower profile.
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Lance R.
Verified Buyer Check Mark Verified Buyer

Good title as it does lock it up.

The 13 by 13 works great

Pros

Easy to instal

Cons

Meets Expectations
4.8
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
9 Reviews
Showing 6 of 9 Customer Reviews
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