The HDX70/130 lintel is designed for cavity walls with a wide cavity (70-85mm), a wide inner leaf (125-140mm), and a standard outer leaf (100mm). It is ideal for extra heavy-duty applications, offering robust support while minimizing thermal bridging due to its design without a baseplate.

Brand Name	Birtley
Colour	N/A
Material	Structural grade steel
Manufacturer Model No	N/A
Wear Type	N/A
Type	Cavity Wall Lintel
Certifications Met	BS 476-20:1987
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Number of Pockets	N/A
Cavity Size	70-85mm
Outer Leaf	100mm
Inner Leaf	125-140mm wide
Coating	Supergalv
Fire Resistance	60 minutes (with 2-coat plaster finish)