Description
The Birtley HDX90 Extra Heavy Duty Cavity Wall Lintel is engineered to support cavity walls with a 90-105mm cavity and 100mm inner and outer leaves. Designed for extra heavy-duty applications, this lintel requires a solid, fully jointed blockwork infill on the inner leaf for optimal performance.
Key Features:
- Supergalv Coating: Provides up to 50% more zinc protection for a longer lifespan.
- Complete Surface Protection: Post-fabrication galvanizing ensures full protection against corrosion.
- High-Quality Material: Made from structural grade mild steel S275JR to BS EN10025 standards.
- Fire Rating: 60-minute fire resistance with two-coat plaster finish.
- Thermal Performance: Optional Expanded Polystyrene insulation with BREEAM rating A+.