Birtley HD150 Cavity Wall Heavy Duty Lintel 1200 mm Locks & Chains Can be used both internally

Can be used both internally and externally

Poron sock to provide extra cushioning for all day comfort

8 x 150 mm Loose Fine Drywall Screws

Designed to stay firmly in place when the locking mechanism is engaged

Birtley HD150 Cavity Wall Heavy Duty Lintel 1200 mm Locks & Chains Can be used both internallyHeavy duty cavity wall lintel manufactured from structural graded steel to EN10025 Cavity: 150 mm 165 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