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