The Birtley Heavy Duty 70mm Cavity Lintel HD70 is a robust steel lintel designed for 70mm cavity walls, delivering durable support and easy installation for modern construction.
Datasheet: Download Birtley Cavity Lintel 70mm Datasheet
Lintel Range: Browse the full range of Steel Birtley Lintels here
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Size & Cavity options: 70mm cavity wall configuration (also available as 70mm - 65mm cavity) with 100mm outer leaf and 100mm inner leaf
Coating & Durability: Hot Dip Galvanised after fabrication for 50% more zinc protection; EN1461 standards compliant; Supergalv coating for long life
Material: Structural Grade Steel for superior strength and life expectancy
Installation features: Plaster Key to Inner Leaf; Bed fully on bricklaying mortar; easy to install; must be used with a cavity tray
Standards & Fire: Meets British & European Standards; fire resistance tested to BS 476-20:1987
With the HD70, you gain a reliable, corrosion-resistant solution that protects structural integrity in 70mm cavity walls. The hot-dip galvanising after fabrication provides lasting protection, while the plaster key and bed-on-mortar design simplify installation and ensure a flush plaster finish. Built from structural-grade steel, this lintel is designed for a long service life and is compatible with various cavity configurations, supported by standard-compliant manufacturing and fire resistance testing for confidence on site.
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