Birtley HD110 Cavity Wall Heavy Duty Lintel 1200 mm Arch Boards Extra strong level featuring highly

Extra strong level featuring highly accurate

PVCu half round gutter angle suitable for new builds as well as refurbishments

IP65 rated for water and dust ingress

Clear opening size - 140 mm x 220 mm

Birtley HD110 Cavity Wall Heavy Duty Lintel 1200 mm Arch Boards Extra strong level featuring highlyHeavy duty cavity wall lintel manufactured from structural grade steel to EN10025 Cavity: 110 mm 125 mm Outer Leaf: 100 mm Inner Leaf: 100 mm Lack of baseplate and factory fitted expanded polystyrene insulation reduces thermal bridging 60 minute fire rating with 2 coat plaster finish Hot dip galvanised Must have solid, fully jointed blockwork infill to inner leaf Loading SWL UDL Value: 70 kN