★★★★★ 5
Good value
Size: 24"+20"+10"
Worked fine no issues getting them on.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
Superior Rigid Horizontal Firestop for 6DVL Direct Vent Lock System
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Superior Rigid Horizontal Firestop for 6DVL Direct Vent Lock SystemThe Superior Rigid Horizontal Firestop for 6DVL Direct Vent Lock System provides a premium accessory for use with your gas fireplace. Featuring heavy duty stainless steel construction, this unit has been built to last. A 6 inch inner diameter and a 9 inch outer diameter create an ideal size for many applications. This firestop offers a necessary component to complete the installation of your direct vent fireplace.
Quick Dispatch:
Your Superior Rigid Horizontal Firestop for 6DVL Direct Vent Lock System orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Superior Rigid Horizontal Firestop for 6DVL Direct Vent Lock System ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.0 ★★★★★
Based on 1906 reviews
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Product Reviews
★★★★★ 5
Good quality
Style: 106493
Seems high quality, fit my 2006 Chevy HHR perfectly. Starts great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
Good starter
Style: 23300-7S000
It is good product. It is cheaper than local store, and it work great after installed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
★★★★★ 5
an exact replacement as far as I can tell
Style: 12611103
Exact fit, easy to install, still works after several weeks.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 24, 2026
★★★★★ 5
It’s worth
Arrive on time and working well 👍🏾
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
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