300 x 300mm Opening Solid Top Cover Weight Bearing:5 Tonne 25m x 50m - 112

25m x 50m - 112

as per Building Regulations 2000 this is a suitable alternative to the commonly misused phrase "double sealed"

Does it come pre-drilled

5m x 100m rolls

300 x 300mm Opening Solid Top Cover Weight Bearing:5 Tonne 25m x 50m - 112Solid top access cover for internal use or sealed external applications. Stops odour and lowers possibility of storm water surges. Measurements Clear Opening 300mm x 300mm External Dimensions 430mm x 430mm x 40mm* *Not including any strengthening supports measuring 50mm Tech Spec Galvanised steel tray and frame Four securing screws Two lifting keyhole cups CD 552 Lifting Keys can be used to lift the tray and gain access to the chamber when required,