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Fire-Rated Wall Assemblies
LP® FlameBlock® Fire-Rated Sheathing is a component of 1- and 2-hour fire-rated wall assemblies. It combines flame-spread and burn-through resistance that helps you meet code and give your customers peace of mind. Explore code-compliant fire-rated assemblies that can be used with LP FlameBlock sheathing below.
Find Your Assembly
Filter through the list by selecting the assembly name, construction type, resistance type and/or stud type. Your search results will automatically populate below.
Assembly Name
All Assemblies
LPB/WPPS 60-01
LPB/WPPS 60-02 - Non Load Bearing
Type I-II Non-Bearing Exterior Wall
U348
U349
U350
V337
V338
V339
V340
W408
Construction Type
All Construction Type
Single Family
Townhouse Separations
Type I/II Construction
Type III Construction
Type V Construction
45-Minute
Resistance Type
All Resistance Types
No Rating
45-Minute Either Side
1-Hour Either Side
1-Hour Walls Back to Back
1-Hour Interior Only
2-Hour Interior Only
2-Hour Interior/1-Hour Exterior
2-Hour Either Side
Stud Type
All Stud Types
Steel
Wood
![Layers of a V340 assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/V340-1Side-FlameBlock-Gypsum-RGB-(1).jpg)
V340
![Layers of a V337 assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/V337_2side_FB.jpg)
V337
![Layers of a LPB/WPPS 60-02 - Non Load Bearing (2-Sided FlameBlock Panels) assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/V337_2side_FB-RGB.jpg)
V337
![Layers of a LPB/WPPS 60-02 - Non Load Bearing (2-Sided FlameBlock Panels) assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/V337_Stucco_2side_FB-RGB.jpg)
V337 with 3/4" Stucco
![Layers of a LPB/WPPS 60-02 - Non Load Bearing (2-Sided FlameBlock Panels) assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/V337_2side_FB_23_Brick_CMYK.jpg)
V337 with 2.3" Brick
![Layers of a U349 with 3.4" Brick (2-Hour Exterior) assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/U349_Brick-3.4_2side_FB-RGB.jpg)
U349 with 3.4" Brick
![Layers of a U348 with 3/4" Stucco assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/U348_Stucco_1side_FB.jpg)
U348 with Stucco
![Layers of a U348 with 3/4" Stucco (2-Sided FlameBlock Panels) assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/U348_Stucco_2side_FB.jpg)
U348 with Stucco
![Layers of a U348 with 2.3" Brick (2-Sided FlameBlock Panels) assembly](https://assets.lpcorp.com/images/pages/products/panels-sheathing/fire-rated-sheathing/assemblies/U348_Brick_2side_FB.jpg)