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Keystone Windposts - U, DU, LP

Verified by manufacturer 2 months ago

Keystone Lintels Ltd Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

  • BS EN 1090-1

    BS EN 1090-1

    Certificate type

  • ISO 14001 Environmental Management Systems

    Certificate type

  • ISO 9001 Quality Management

    Certificate type

Cavity Wall | Solid Wall | UKCA | CE | Stainless Steel

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Application

  • Stainless steel windposts for use in cavity wall or solid wall construction providing lateral restraint to supporting walls.
  • The masonry should be built in accordance with BS EN 1996-2.
  • Wall ties should be installed into the mortar joint with a minimum embedment of 50 mm.
  • Do not cut windposts to length or modify them in any way without consulting a Keystone engineer. 

Description

Keystone Windposts span vertically between floors to provide additional lateral support for large panels of brickwork or large panels with openings. Supplied with specially designed base connections and top connections appropriate for each construction configuration. Windposts have pre-cut slots to accommodate the required number of wall ties designed for the masonry coursing. Supplied with a suitable number of wall-ties which will vary in relation to the post type and the cavity width. Special lengths available in all ranges to suit parapets or below windows.


For more detailed information applicable to a particular wall construction, contact Keystone Lintels Technical Department. Refer to manufacturers literature for details regarding windpost ranges, height, thickness and Uniformly Distributed Load (UDL) figures.


Range:

U Windpost:

  • The U windpost is a channel section designed for standard loading conditions and is installed within the cavity.

DU Windpost:

  • The DU windpost is a "back to back" channel section designed for heavier loading conditions and is installed within the cavity.

LP Windpost:

  • The LP windpost is an "L" shaped section designed to suit a range of loading conditions and is built into the inner leaf of a cavity wall.

General information

Color

Silver

Material

Stainless steel

Guidance for specification option:

  • Austenitic stainless steel, grade 304 2b BS EN 10088-Part 2 Astm 240 (European Grade 1.4307) Material Coating Ref 3.
  • Austenitic stainless steel, grade 316 2b BS EN 10088-Part 2 Astm 316/316L (European Grade 1.4404) Material Coating Ref 1.

Length

-

Manufacturer guidance

Refer to Keystone Steel Lintel Manual or contact Keystone Lintels Technical Department.

Uniclass

Pr_20_85_16_96 Wind postsPrimary

CAWS

F30/255 Wind posts

Specification data - Wind posts

Material

Austenitic stainless steel, grade 304 2b BS EN 10088-Part 2 Astm 240 (European Grade 1.4307). Material Coating Ref 3.

Austenitic stainless steel, grade 316 2b BS EN 10088-Part 2 Astm 316/316L (European Grade 1.4404). Material Coating Ref 1.

Sizes

-

Span (length)

Guidance for specification option:

Refer to Keystone Steel Lintel Manual or contact Keystone Lintels Technical Department.

Standard

Designed to Eurocodes 3.

Guidance for specification option:

UKCA and CE Marked to EN 1090-1 Execution of steel structures and aluminium structures - Requirements for conformity assessment of structural components.

Duty

Standard duty.

Heavy duty.

Accessories

Not required.

Wall ties.

Debonding sleeve.

Frame cramp.

Base plate.

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Sustainability data

Recyclability

100% recyclable

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

85 %

Third party certifications

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

BBA - 18/5499 | Keystone Hi-Therm+

BBA Agrément Certificate

BBA Agrément Certificate

BBA - 98/3493 | Keystone Steel Lintels

BS EN 1090-1

BS EN 1090-1

EN 1090-1 | Cookstown

BS EN 1090-1

BS EN 1090-1

EN 1090-1 | Swadlincote

ISO 14001 Environmental Management Systems

ISO 14001 Environmental Management Systems

ISO 4001

ISO 9001 Quality Management

ISO 9001 Quality Management

ISO 9001

Literature

Keystone Lintels Steel Lintel Manual

Keystone Lintels Steel Lintel Manual

NCCTL Non-Combustible Cavity Tray Lintel

NCCTL Non-Combustible Cavity Tray Lintel

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