The IG L1/HD100 Cavity Wall Lintel is a specialised, load-bearing lintel crafted to support significant structural loads across cavity wall openings. This lintel distributes weight efficiently, safeguarding structural integrity while improving thermal performance due to the insulation foam embedded between its flanges. Constructed from galvanised steel, the L1/HD100 combines strength with resistance to corrosion, ensuring long-lasting functionality in various construction environments.

Key Features:

IG
Lintel
IG L1/HD100 Cavity Wall Lintel - Armstrong Cheshire

The IG L1/HD100 Cavity Wall Lintel is a specialised, load-bearing lintel crafted to support significant structural loads across cavity wall openings. This lintel distributes weight efficiently, safeguarding structural integrity while improving thermal performance due to the insulation foam embedded between its flanges. Constructed from galvanised steel, the L1/HD100 combines strength with resistance to corrosion, ensuring long-lasting functionality in various construction environments.

Key Features:

IG
Lintel
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IG L1/HD100 Cavity Wall Lintel

£52.44
The IG L1/HD100 Heavy Duty Cavity Wall Lintel supports cavity wall openings with widths of 90-105mm. This pre-galvanised lintel features insulation to enhance thermal efficiency and is fire-rated for up to one hour, making it an ideal choice for structural integrity in modern builds.

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The IG L1/HD100 Cavity Wall Lintel is a specialised, load-bearing lintel crafted to support significant structural loads across cavity wall openings. This lintel distributes weight efficiently, safeguarding structural integrity while improving thermal performance due to the insulation foam embedded between its flanges. Constructed from galvanised steel, the L1/HD100 combines strength with resistance to corrosion, ensuring long-lasting functionality in various construction environments.

Key Features:

  • Material: Pre-galvanised mild steel for strength and durability.
  • Insulation: Foam layer between flanges to enhance thermal performance, reducing heat transfer.
  • Corrosion Resistant: Galvanised steel surface for added protection.
  • Fire Rating: Provides up to 1-hour fire resistance.
  • Certification: Meets BBA standards.
  • Range of Lengths: Available in 750mm to 4200mm.
  • Thickness: 2.9mm
  • Cavity Widths Supported: Suitable for cavity sizes between 90mm and 105mm.

Heavy Duty Cavity Wall Lintel for Structural Openings


The IG L1/HD100 Heavy Duty Cavity Wall Lintel is a load-bearing solution designed for cavity walls with openings, such as windows or doors. Made from galvanised steel, it offers superior durability, corrosion resistance, and an insulating foam layer to reduce heat transfer, enhancing the energy efficiency of your build.
Perfect for supporting heavy structural loads, the L1/HD100 is built for long-lasting performance. Its construction from pre-galvanised mild steel offers enhanced strength and resilience in various construction environments. Compliant with BBA standards, this lintel is trusted for safe and reliable installations.

Key Features of the IG L1/HD100 Lintel


The product is made from pre-galvanized mild steel, featuring insulating foam for thermal efficiency, and is designed for cavity walls with widths between 90 and 105mm. It provides up to one hour of fire resistance and includes a galvanized finish to enhance corrosion resistance and durability. Available in lengths ranging from 750mm to 4200mm, it is BBA certified, ensuring safety and quality compliance.

Application Guidelines


This lintel is ideal for use in cavity walls, providing strong support for structural openings. Ensure it is level during installation and that end bearings are bedded in mortar at a 150mm length. Always build masonry above the lintel per BS EN 1996-2:2006 standards, raising both inner and outer leaves to avoid load imbalance. Proper curing time is necessary before adding roof or floor loads.

Thermal Performance and Fire Safety


The L1/HD100's design integrates insulation to improve thermal efficiency, reducing energy loss. Rated for up to one hour of fire resistance, this lintel provides reliable safety measures for both residential and commercial buildings.

Choose IG Lintels for Quality and Reliability


IG Lintels are crafted to meet high performance and quality standards. With robust support and enhanced thermal performance, our lintels ensure your structure’s safety and energy efficiency.

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