RainScreen Duo Slab®
RainScreen Duo Slab is a BBA-approved insulation product for ventilated, sealed, and masonry cladding systems, providing thermal efficiency, acoustic comfort, and fire resistance.
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Application(s)
- External Wall
- Rainscreen Cladding
Product description
RainScreen Duo Slab for steel frame, timber frame or masonry walls is manufactured using Dual Density technology. The outer surface of each slab features a distinctly higher density than the underside providing a firm surface for the application of fixings and RainScreen Duo Slab is manufactured with a water repellent agent. The product can be cut to size and fitted around brackets. Adjacent slabs effectively ‘knit’ together to provide a continuous insulating layer by preventing gaps.
- Euroclass A1 in accordance with BS EN 13501-1 Reaction to Fire rating
- Thermal conductivity 0.034 W/mK
- BBA approved (Certificate No. 17/5402)
- Certified by Quiet Mark TM

RainScreen Duo Slab Datasheet
RainScreen Duo Slab is a BBA-approved insulation product for ventilated, sealed, and masonry cladding systems, providing thermal efficiency, acoustic comfort, and fire resistance.

RainScreen Duo Slab Installation Guide
Installation guidelines for ROCKWOOL RainScreen Duo Slab

SUIS ROCKWOOL UK
Safe use instruction sheet ROCKWOOL stone wool insulation products

Republic of Ireland Price List
Price List March 2025

UK Price List
Price List March 2025
Hands-on fire-stopping training
ROCKWOOL’s specially created expert led one-day course in fire stopping theory and practical installation practice for industry professionals.
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