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Birtley  |  SKU: BIRSB100/750

Birtley Standard Duty Internal Wall Box Lintel SB100 750mm - 4200mm

Length

£27.13 Ex VAT
£32.56 Inc VAT
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The Birtley Standard Duty Internal Wall Box Lintel SB100 is designed for internal wall constructions requiring moderate load-bearing support. Available in lengths ranging from 750mm to 4200mm, this lintel is constructed from hot-dip galvanised steel, ensuring long-lasting durability and excellent resistance to corrosion. Its box section design provides enhanced stability and structural integrity, making it suitable for use in residential and commercial projects. The SB100 lintel is ideal for standard-duty applications, offering reliable performance in supporting internal walls with window or door openings. 

 

  • Superior life expectancy due to the Supergalv coating.
  • Galvanised post-fabrication for superior paint protection. 
  • Structural grade steel to EN10025.
  • Fire rated to 60 minutes (with 2 coat plaster finish). 

 

External Wall Lintel Load: 

Length (mm)

750-

1500

1650-

1800

1950-

2700

2850-

3600

Load SWL/UDL value (kN)

15

20

20

25

Weight 

(kg/m)

4.9

6.7

8.3

10.8

Height (mm)

76

142

144

215

 

Length (mm)

3750-

4500

4650-

4800

4950-

5100

Load SWL/UDL value (kN)

30

28

24

Weight 

(kg/m)

13

13

13

Height (mm)

215

215

215

 

Requirements for Installation:

This lintel must be bedded fully on bricklaying mortar and used with a cavity tray. The minimum end bearing for this lintel is 150mm.

  • Size
    100mm
  • Thickness
    76mm / 142mm / 144mm / 215mm
  • Length
    750mm, 900mm, 1050mm, 1200mm, 1350mm, 1500mm, 1650mm, 1800mm, 1950mm, 2100mm, 2250mm, 2400mm, 2550mm, 2700mm, 2850mm, 3000mm, 3300mm, 3600mm, 3900mm, 4200mm, 4500mm, 4800mm
  • Width
    95mm
  • Material
    Galvanised Steel
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