Birtley CB70 Cavity Wall Standard Duty Lintel 2100 mm Underground Drainage Multi-use wipes effective on hands

Multi-use wipes effective on hands

metals and other materials

paint and mortar splashes during building and refurbishment work whilst the door remains fully operational

3 mm outer thread diameter

Heat loss reduced due to continuous seal around trap door

Birtley CB70 Cavity Wall Standard Duty Lintel 2100 mm Underground Drainage Multi-use wipes effective on handsStandard duty cavity wall lintel manufactured from structural grade steel Cavity: 70 mm 85 mm Outer Leaf: 100 mm Inner Leaf: 100 mm 60 minute fire rating with 2 coat plaster finish Lack of baseplate and factory fitted expanded polystyrene insulation reduces thermal bridging Not suitable for point loads or concrete floors Loading SWL UDL Value: 20 kN