Birtley HD90 Cavity Wall Heavy Duty Lintel 0900 mm Chimney Back Fill Weight: 115 gsm

Weight: 115 gsm

Suitable for use on sheet lead

Tin snips with straight hardened steel blade

ensuring watertight window installation

Includes 38 mm

Birtley HD90 Cavity Wall Heavy Duty Lintel 0900 mm Chimney Back Fill Weight: 115 gsmHeavy duty cavity wall lintel manufactured from structural graded steel to EN10025 Cavity: 90 mm 105 mm Outer Leaf: 100 mm Inner Leaf: 100 mm 60 minute fire rated with 2 coat plaster finish Lack of baseplate and factory fitted expanded polystyrene insulation reduces thermal bridging Hot dip galvanised Must have solid, fully jointed blockwork infill to inner leaf Loading SWL UDL Value: 70 kN