Birtley 350-370 Heavy Duty Cavity Wall Lintel HD150 750mm - 4800mm
Birtley 350-370 Heavy Duty Cavity Wall Lintel HD150 750mm - 4800mm - 750mm is backordered and will ship as soon as it is back in stock.






The Birtley 350-370 Heavy Duty Cavity Wall Lintel HD150 is ideal for applications where substantial loads are present, such as large window and door openings in masonry structures. Its durability and corrosion-resistant finish make it a practical choice for projects requiring longevity and low maintenance. This lintel is available in a variety of lengths from 750mm to 4800mm.
- Superior life expectancy due to the Supergalv coating.
- Lack of baseplate and factory fitted insulation reduces thermal bridging.
- Plaster key to inner leaf.
- Galvanised post-fabrication to provide superior paint protection.
- Structural grade steel to EN10025.
External Wall Lintel Load:
Length (mm) |
750- 1800 |
1950- 2400 |
2550- 2700 |
2850- 3000 |
3150- 3600 |
Load SWL/UDL value (kN) |
70 |
60 |
60 |
55 |
50 |
Weight (kg/m) |
15.4 |
15.4 |
18.3 |
18.3 |
18.3 |
Height (mm) |
231 |
231 |
232 |
232 |
232 |
Length (mm) |
3750- 3900 |
4050- 4500 |
4650- 4800 |
4950- 5100 |
Load SWL/UDL value (kN) |
45 |
40 |
35 |
25 |
Weight (kg/m) |
18.3 |
18.3 |
18.3 |
18.3 |
Height (mm) |
232 |
232 |
232 |
232 |
Requirements for Installation:
This lintel must be bedded fully on bricklaying mortar with a cavity tray. The minimum end bearing for this lintel is 150mm.
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Size
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Thickness
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Length750mm, 900mm, 1050mm, 1200mm, 1350mm, 1500mm, 1650mm, 1800mm, 1950mm, 2100mm, 2250mm, 2400mm, 2550mm, 2700mm, 2850mm, 3000mm, 3300mm, 3600mm, 3900mm, 4200mm, 4500mm, 4800mm
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Width340mm
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Material
Large Order or Specific Requirement?
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0115 6976 800