204 x 60mm Steel Intumescent Duct Sleeve (2 Hour Max Rating) 180mm Long

204 x 60mm Steel Intumescent Duct Sleeve (2 Hour Max Rating) 180mm Long

Tested to BSEN 1366-3: 2009 and classified according to EN 13501-2: 2007 + A1: 2009

Tested with Uncapped / Uncapped (U/U) duct configurations as required for ventilation ducts

Suitable for masonry walls or plasterboard partitions

Robust galvanised steel shell

Recommended wall aperture size 230 x 85mm

Installed centrally positioned within the wall and must be either flush or protruding from both sides of the wall in accordance with the relevant installation detail

Once installed into the wall in the correct position, the perimeter should be sealed with FR Intumescent Acoustic Acrylic Sealant