PWCB (Party Wall Cavity Barrier)
Stone wool cavity barrier for masonry and timber frame constructions
Please note that the application covered by PWCB is now covered by ROCKWOOL SCB. The fire assessment for PWCB will not be renewed. The legacy performance claims outlined below and in the product datasheet are for reference only, applicable in limited circumstances. PWCB will be retired on November 15th. For more information or advice on specifying SCB please contact your local ROCKWOOL representative.
ROCKWOOL PWCB is a cavity barrier suitable for masonry and timber frame constructions, designed for use at the junction between a party wall and the external cavity.
PWCB is manufactured from non-combustible stone wool insulation encapsulated within a white polythene sleeve, eliminating the need for weather protection during installation.
Specification Details
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Rockwool Group is consulted before specifying.
Size & Weight
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| Cavity Width (?) | 50 - 60 mm | |
| Length (?) | 1200 mm | |
| Thickness (?) | 65 mm | |
| Width (?) | 200 mm | |
Materials & Finishes
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| Material (?) | Stone Wool | |
Certifications & Ratings
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| Certifications (?) | LPCB | |
| Fire Rating (?) | 60 minutes | |
Commercial
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| Application (?) | Cavity Barrier , Masonry Cavity Walls , Separating Walls | |
| Product ID Number (?) | 164636 | |
Technical
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| Features (?) | Easy to install , Fire resistance up to 60 minutes (EI) , Minimise Air Leakage and Heat Loss , Reduce acoustic flanking transmission , Site durable , Unaffected by building movement , Weather Protected | |
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