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Ultimate Firestop Solution for Wall Openings - 3m MP+
US$2.99-5.99
5 Pieces
Sample price:US$5.99/piece.Request sample
Product profile
After-sales Service
Shelf Life 30 YearsApplication
Flame-Resistant SealantConstruction Method
Hand-Applied Fire SealantModel NO.
3M MP+Material
Polyurethane Fireproof SealantApplications
Wall Opening Protection, Electrical Outlet BoxesStandard
FM Approved, UL ListedMoldable
YesSpec Per Box
10 PCSFire Rating
up to 4 HoursFire Resistance Type
IntumescentSmoke Seal
YesWater Activated
NoWater-Tight
NoTransport Package
Carton BoxSpecification
4 in* 8 in per pieceTrademark
3MOrigin
U. S. a.HS Code
3214109000Production Capacity
1000000 Box Per YearKey features
Up to 4 Hours Fire Rating: Certified by ASTM E 814 (UL 1479) for robust fire protection in membrane and penetration applications.
Moldable and Re-enterable: One-part putty stick easily formed by hand without tools, allowing for future access and adjustments.
Noise and Smoke Reduction: Provides draft and cold smoke seals with an STC Rating of up to 52 to enhance acoustic environment.
Versatile Material Compatibility: Non-corrosive to metal and compatible with synthetic cable jackets, ensuring long-term durability.
Easy Hand Application: Ready-to-use material requires no mixing or specialized tools, simplifying installation significantly.
OEM/ODM Customization: Customization from samples available for international clients to meet specific project requirements.
30-Year Shelf Life: Long-lasting product stability ensures reliability and reduces replacement frequency.
Company profile

Shanghai Lanyan Fire Protection Engineering Co. Ltd.Shanghai, China
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 0 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.83h CertifiedTerms of Payment: LC, T/T, D/P, etc.
About Our Factory & Business Background
AddressRoom 427, Building 2, No. 1243 Dongfang Road, Pudong New District, Shanghai City
Plant Area200 square meters
Number of Employees24
Registered Capital5,000,000 RMB
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity1 Carton
Supply Chain Partners4
Our Production Capability & Technical Expertise
Main ProductsPassive Fire Protection
R&D Engineers9 people
Our Industry Experience & Global Business Record
Year of Establishment2015-09-28
Main MarketsDomestic
Repeat Buyers Choice10%~30%
Number of Foreign Trading Staff2
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500Yes
Product Q&A
Q:What is the fire rating of this product?
A:
The product offers a fire rating of up to 4 hours, certified by ASTM E 814 (UL 1479) for through penetration and membrane applications.
Q:Is the sealant easy to install?
A:
Yes, it is a one-part material that can be applied effortlessly by hand without the need for mixing or specialized tools.
Q:Can the material be re-entered after installation?
A:
Yes, the putty is re-enterable, allowing for future access to penetrations without compromising the fire seal.
Q:What is the shelf life of the product?
A:
The product has a shelf life of 30 years, ensuring long-term stability and reliability.
Q:Does it reduce noise transfer?
A:
Yes, it provides an STC Rating of up to 52 when tested on back-to-back electrical boxes, significantly reducing noise transfer.
Send Inquiry
*To:
Shanghai Lanyan Fire Protection Engineering Co. Ltd.
Shanghai Lanyan Fire Protection Engineering Co. Ltd.*Content:
Supplier replies will be sent to your registered email
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