Manufactured from steel sheets. It is used as an opening in a wall or between two vertical supports. Supergalv coating offers superior life expectancy. Reduces heat loss across the cavity ensuring high thermal efficiency. Incorporates integral insulation, built-in DPC and built-in plaster key. The insulation is of expanded polystyrene that comes with a BREEAM rating A+.

Features & benefits

Manufactured from structural grade steels: S275JR/S355JR to EN10025-2:2004
Galvanized after fabrication to BS EN 1461:2009 for unrivalled corrosion resistance
All external cavity wall lintels are insulated with expanded polystyrene to BS EN 13163 to reduce thermal bridging
Plaster key to inner leaf
Rainwater drip feature to outer leaf

Specifications

Lintel Length (mm): 3600
Brand: Birtley Lintels
Lintel Type: Heavy Duty Cavity Wall Lintel - 100mm Inner leaf/100mm Outer leaf
Fire Rating: 60 Mins (with 2 coat plaster finish)
Installation Requirement: Bed fully on bricklaying mortar, Must be used with cavity tray - External walls only, 150mm minimum end bearing

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