Description
The Birtley HD150 Heavy Duty Cavity Wall Lintel is engineered for cavity walls with a cavity width of 150-165mm, designed to support both 100mm inner and outer leaves. This lintel must be installed with a solid, fully jointed blockwork infill on the inner leaf to ensure maximum stability and performance.
Key Features:
- Supergalv Coating: Provides up to 50% more zinc protection for an extended lifespan.
- Full Surface Protection: Post-fabrication galvanizing ensures all surfaces are protected against corrosion.
- High-Quality Material: Made from structural grade mild steel S275JR to BS EN10025 standards.
- Fire Rating: 60-minute fire resistance when finished with a two-coat plaster system.
- Thermal Performance: Insulated with Expanded Polystyrene, achieving a BREEAM rating of A+.