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SB140HD

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SB140HD
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SB140HD

Heavy Duty Internal Wall Box Lintel 

Loadbearing Walls

Cavity: 140mm – Internal block wall (plastered) 

Insulated version available.

 

Features  

  • We are the only lintel manufacturer to hot-dip galvanize after fabrication providing up to 50% more zinc protection than other approved coatings
  • Supergalv coating offers a superior life expectancy
  • Post-fabrication galvanizing leaves no surface with inferior paint protection

 

Length 750-1500 1650-2700 2850-3600 3750-4500 4650-4800 4950-5100
L (kN) 25 40 45 40 35 30
W (kg/m) 6.7 10.8 15.1 18.5 18.5 18.5
H (mm) 142 215 215 290 290 290

(L) Load SWL/UDL value (W) Weight (H) Height 

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Brand Birtley
Generic Ref SB140HD
Product Range Single Leaf Internal Walls
Product Type Heavy Duty Internal Wall Box Lintel - 140mm Block
European Standard/ETA BS EN845-2:2013+A1:2016
Test Standard EN846-9:2000/2016
Notified Body Lucideon Ltd (NB 1289)
Material Mild Steel S275JR to BS EN10025-2:2004
Coating/Finish/Colour 65µm Hot Dip Galvanized to BS EN ISO 1461:2009
Thermal Performance Contact us for information
Insulation OPTIONAL - Expanded Polystyrene - BREEAM rating A+
Fire Rating 60 mins (with 2 coat plaster finish)
1. Installation requirement Bed fully on bricklaying mortar
2. Installation requirement Must be used with a cavity tray - External walls only
3. Installation requirement 150mm Minimum end bearing
Sales Qty 1
Packaging weight 0
1. Features Supergalv coating offers superior life expectancy
2. Features Post-fabrication galvanizing leaves no surface with inferior paint protection
3. Features Structural grade steel to EN10025
Option 1 Alternative material options: Ultragalv coating (150µm), Stainless Steel 1.4301 (304)
Option 2 Add Insulation (INS)

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