EXPAMET
ESTABLISHED QUALITY 

Expamet encompasses a wide range of products designed and manufactured in Britain and trusted by generations of construction professionals.

Windpost Quotes
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Windposts are designed to offer an alternative, cost-effective method of providing the additional stiffness that a masonry wall requires as specified by the Structural Engineer.

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BUILDERS METALWORK
BUILDING INDUSTRY EXPERTISE SINCE 1889

A wide range of straps, fixings, angles and brackets, wall starters, ties and reinforcement

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PLASTERERS ACCESSORIES
BUILDING INDUSTRY EXPERTISE SINCE 1889

Arch formers and accessories, plus beads in coated or galvanized metal, stainless steel and uPVC

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Masonry Support Design Service

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Masonry Support
Design Services 

BAT Masonry Support is a range of bespoke systems designed to carry masonry cladding on steel or concrete structures.

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L Section Windpost

L Section Windposts are designed to minimise intrusion into the cavity. One leg of the post is built into the inner leaf blockwork and tied with wall ties to both leaves to minimise any possible movement of the structure

All BAT Windposts are supplied with specifically designed base / upper connections and fixings. The upper connection allows for shrinkage or vertical movement of the building frame. They are also supplied complete with the correct type and number of wall ties which will be dependent on the type of post used and the cavity width.

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Technical Support

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To specify a L section windpost, see example product reference below:

L125704/3000

This code will specify a L section windpost with a section size of 125mm x 70mm x 4mm thick at 3000mm long

Spandrel and Parapet Windposts

BAT Windposts are also available in shorter lengths to provide stability to walls, to parapets or below windows.

Designed as cantilevers, BAT Parapet and Spandrel Windposts are manufactured with a base connection sufficiently strong to resist bending moment (see performance data sheet).

BAT Parapet and Spandrel Windposts are available in U and L sections and a range of lengths from 800mm – 2000mm.

To specify a parapet windpost, see example product reference below:

L125704/1200/P

This code will specify a L section windpost with a section size of 125mm x 70mm x 4mm thick at 1200mm long.

To specify a propped cantilever windpost, see example product reference below:

L125704/3000/PC

This code will specify a L section windpost with a section size of 125mm x 70mm x 4mm thick at 3000mm long

To specify spandrel rails, see example product reference below:

L125704/3000/SR

This code will specify a L section spandrel rail with a section size of 125mm x 70mm x 4mm thick at 3000mm long

Maximum Un-factored Uniformly Distributed Load Per Post (kN)
Ref: Size (mm)
A x B x T
lxx
cm4
Zxx
cm3
2.5
metres
3.0
metres
3.5
metres
4.0
metres
4.5
metres
5.0
metres
5.5
metres
6.0
metres
L01 125x70x4 126.02 15.25 8.82 6.12 4.50 3.44 2.72 2.20 1.82 1.53
L02 130x70x5 172.09 20.28 11.75 8.36 6.14 4.70 3.72 3.01 2.49 2.09
L03 130x70x6 202.81 24.07 13.94 9.86 7.24 5.54 4.38 3.55 2.93 2.46
L04 140x70x5 210.49 23.29 13.49 10.23 7.33 5.61 4.43 3.59 2.97 2.49
L05 140x70x6 248.26 27.65 15.39 11.76 8.64 6.62 5.23 4.23 3.50 2.94
L06 150x70x5 253.86 26.49 14.74 12.03 8.84 6.76 5.34 4.33 3.58 3.00
L07 150x70x6 299.62 31.46 17.51 14.20 10.43 7.98 6.31 5.11 4.22 3.55
L08 155x70x4 225.58 22.74 12.66 10.55 7.85 6.01 4.75 3.84 3.18 2.67
L09 160x70x5 302.45 29.86 16.62 13.85 10.53 8.06 6.37 5.16 4.26 3.58
L10 170x70x4 289.58 26.99 15.02 12.52 10.08 7.72 6.10 4.94 4.08 3.43
L11 180x70x4 337.98 30.00 16.70 13.92 11.77 9.01 7.12 5.76 4.76 4.00
L12 180x70x5 416.33 37.16 20.69 17.24 14.50 11.10 8.77 7.10 5.87 4.93
L13 200x70x5 554.16 45.17 25.15 20.95 17.96 14.77 11.67 9.45 7.81 6.56

 

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