Duo Cavity Sock - 40-50mm Cavity x 1.2m - 1 Hour Fire RatingGIS Duo Cavity Socks are designed to suit both Masonry Blockwork & Masonry Timber frame rated MF systems in construction applications. GIS Duo Cavity Socks are designed to prevent the spread of flames and smoke as well as reducing the spread of sound along the cavity. GIS Duo Cavity Socks are designed to meet current fire and building regulations and are rigorously tested to current accreditation and provides up to 4 hours fire integrity. GIS Duo

CE mark EN14783

Classified for all types of constructions with or without building service penetrations

Round bottle gully for waste pipe connections and collecting surface with 110mm single outlet

Gaps around pipe entries through walls

Door frames

Quick setting

Height 34mm Length 2400mm Depth 19mm Product Type PSE Unit of Measure Pack Pack Quantity 8 Material Whitewood

1200 x 75 x 25mm (96pcs/115lm)

Grey-scale > 4

Easy operation: Many VELUX windows come with electric or manual venting options

80mm and is suitable for a variety of applications including vertical cladding

flush-fit finish