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Heavy Duty Wall Ties - Type 1 - Cavity Tie

Verified by manufacturer 1 day ago

VST1 Heavy duty formed safety ties

Vista Engineering Ltd Variant:
Third party certifications:
  • ISO 14001 Environmental Management Systems

    Certificate type

  • ISO 45001 Health and Safety Management

    Certificate type

  • ISO 9001 Quality Management

    Certificate type

For securing two leaves of a cavity wall to each other, allowing them to act as one structurally.

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Application

Heavy-duty formed safety wall tie suitable for most buildings in the UK of any height, with cavities up to 225 mm (VST1 only).

Description

For securing two leaves of a cavity wall to each other, allowing them to act as one structurally.


Features and benefits:

  • Each tie incorporates a change of shape to discourage moisture moving across the tie.
  • Selected ties are designed to be installed either way up.
  • Tested as Type B (sound).
  • Tested as Type 1 to BS EN 845-1.
  • UKCA certified.

General information

Color

Silver

Material

Stainless steel

Grade 304.

Length

150 mm

VS4 only.

175 mm

VS4 only.

200 mm

225 mm

250 mm

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Uniclass

Pr_20_85_84_19 Cavity wall tiesPrimary

CAWS

F30/25 Cavity wall ties used with partial fill insulation

F30/215 Cavity wall ties used with partial fill insulation

F30/220 Wall ties

F30/26 Wall ties

F30/24 Cavity wall ties

F30/214 Cavity wall ties

Specification data - Cavity wall ties

Standard

To BS EN 845-1.

Tie type

PD 6697 Type 1 (Masonry – heavy duty).

A heavy-duty formed safety wall tie suitable for most buildings in the UK of any height, with cavities from 50 to 225 mm.

Constant drip feature to prevent moisture travelling across cavity. Supplied with visibility caps. Used to cover protruding end of VST1, remove when building external masonry.


Supplied with reusable yellow safety end caps.

Material

Grade 304 stainless steel.

Length

Supplied in boxes of 250.

200 mm.

Cavity: 50–75 mm.

225 mm.

Cavity: 76–100 mm.

250 mm.

Cavity: 101–125 mm.

275 mm.

Cavity: 126–150 mm.

300 mm.

Cavity: 151–175 mm.

325 mm.

Cavity: 176–200 mm.

350 mm.

Cavity: 201–225 mm.

End types

Manufacturer's standard.

Consult manufacturer for details.

Design embedment length (minimum)

62.5 mm.

For 200, 225, 250, 275 and 300 mm-long ties; consult manufacturer for details of 325 and 350 mm-long ties.

Movement

Manufacturer's standard.

Additional requirements

-

Mortar joint thickness (minimum)

10 mm.

For 200, 225, 250, 275 and 300 mm-long ties; consult manufacturer for details of 325 and 350 mm-long ties.

Resistance to water crossing cavity

Resistant (constant drip feature).

Slope tolerance

Manufacturer's standard.

Compressive load capacity

Manufacturer's standard.

Dependent on length specified; consult manufacturer's Declaration of Performance (DoP) literature for details.

Tensile load capacity

Manufacturer's standard.

Dependent on length specified; consult manufacturer's Declaration of Performance (DoP) literature for details.

Dynamic stiffness

Type B.

Tie-mounted insulation retaining clips

ECO-clips.

Universal 80 mm-diameter insulation clip made using less plastic for reduced environmental impact.

Supplied in bags of 250 or 50.

Not required.

Third party accreditation

UKCA marked.

Fixing

HFX Hammer fixings, stainless steel.

Cost effective solution for fast repetitive fixing into concrete and similar materials. Suitable for fixing products to a solid base material, easy to install and are used extensively for fixing of Vista Engineering products.

Suitable for concrete, solid blocks, perforated bricks, hollow blocks and aerated concrete (aircrete). This hammer fixing is simply tapped in with a hammer.

HFX Hammer fixings, zinc-plated.

Cost effective solution for fast repetitive fixing into concrete and similar materials. Suitable for fixing products to a solid base material, easy to install and are used extensively for fixing of Vista Engineering products.

Suitable for concrete, solid blocks, perforated bricks, hollow blocks and aerated concrete (aircrete). This hammer fixing is simply tapped in with a hammer.

EXB Expansion bolt, stainless steel.

Heavy-duty; suitable for fixing into solid substances such as concrete.

EXB Expansion bolt, zinc-plated.

Heavy-duty; suitable for fixing into solid substances such as concrete.

Sustainability data

Contains Red List materials

No

Country of product manufacture

United Kingdom

Recyclability

Recyclable

Recycled content

0 %

Third party certifications

ISO 14001 Environmental Management Systems

ISO 14001 Environmental Management Systems

ISO 14001

ISO 45001 Health and Safety Management

ISO 45001 Health and Safety Management

ISO 45001

ISO 9001 Quality Management

ISO 9001 Quality Management

ISO 9001

Literature

Wall Ties Brochure

Wall Ties Brochure

VST1-200-STST Declaration of Performance

VST1-200-STST Declaration of Performance

VST1-225-STST Declaration of Performance

VST1-225-STST Declaration of Performance

VST1-250-STST Declaration of Performance

VST1-250-STST Declaration of Performance

VST1-275-STST Declaration of Performance

VST1-275-STST Declaration of Performance

VST1-300-STST Declaration of Performance

VST1-300-STST Declaration of Performance

VST1-325-STST Declaration of Performance

VST1-325-STST Declaration of Performance

VST1-350-STST Declaration of Performance

VST1-350-STST Declaration of Performance

VS4-150-COLLAR Declaration of Performance

VS4-150-COLLAR Declaration of Performance

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