Duo Cavity Sock - 141-150mm 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

Black Insulation Support Netting

Hush-Grommet Fixing Isolators

Length: 1800 mm

Integrated tapes are situated on the membrane's outer edges

Ideal framing timber for a multitude of end uses

having been used in thousands of properties across the UK

Standards and Approvals

Self-adhesive lap

including concrete

existing timber floors or directly over joists up to 600mm*

quick to dry and can be sawn

allowing adequate compression yet retaining the necessary lateral stiffness for ease of installation