Cavity Wall Structural Lintel L1 /S 100mm – 3000mm ( SD )

Ensure superior structural integrity and thermal performance for your building projects with our Cavity Wall Structural Lintel L1 /S 100mm – 3000mm (SD). This high-quality, standard duty steel lintel is expertly engineered to provide dependable support over door and window openings in cavity wall constructions, specifically designed for 90-105mm cavity widths. Manufactured from durable pre-galvanised mild steel, it offers excellent corrosion resistance and long-lasting performance, making it an essential component for both new builds and refurbishment projects.

Key Features and Specifications

• Material: Constructed from high-grade pre-galvanised mild steel for exceptional strength and corrosion resistance.
• Length: 3000mm, suitable for a wide range of structural openings.
• Cavity Width: Specifically designed for cavity walls ranging from 90mm to 105mm.
• Loading: Standard Duty (SD) classification, capable of supporting typical masonry, timber floor, and roof loads.
• Thermal Performance: Features integral CFC-free expanded polystyrene insulation to minimise cold bridging and maximise thermal efficiency.
• Moisture Protection: Includes a built-in Damp Proof Course (DPC) on longer lengths, preventing moisture ingress into the cavity.
• Plaster Key: Integral plaster key (staggered slots on the inner flange or ribbed underside of insulation) ensures strong adhesion for finishes.
• Installation: Requires a minimum 150mm end bearing on each side, bedded on mortar. Inner and outer leaves should be raised simultaneously.
• Durability: Duplex corrosion protection (galvanising and powder coating) ensures optimum longevity.

Applications

This versatile cavity wall structural lintel is ideal for a variety of construction applications. It provides essential load-bearing support above openings such as windows and doors in residential properties, light commercial buildings, and various other masonry cavity wall constructions. Its robust design and integrated features make it suitable for both new build projects and renovation work, ensuring compliance with UK building regulations and enhancing overall structural stability.

Delivery in and Around London

We offer reliable and efficient delivery services for our UK building materials, including this 3000mm steel lintel, across London and the surrounding counties. Our delivery network covers all London boroughs, including Croydon, Lewisham, Southwark, Camden, and Hackney, as well as Greater London areas such as Enfield, Bexley, Redbridge, and Barnet. We also extend our service to neighbouring counties like Kent, Essex, Surrey, and Hertfordshire. Trade quantities are always welcome, and we strive to provide prompt delivery to keep your projects on schedule.