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Two Part Wall Ties - Cavity Tie

Verified by manufacturer 23 days ago

Vista Engineering Ltd Third party certifications:
  • ISO 9001 Quality Management

    Certificate type

For securing two leaves of a cavity wall to each other over a wider span (150–300 mm), allowing them to act as one structurally.

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Application

For securing two leaves of a cavity wall to each other over a wider span (150–375 mm), allowing them to act as one structurally.

Description

For securing two leaves of a cavity wall to each other over a wider span (150–375 mm), allowing them to act as one structurally.


As a result of problems experienced over wider cavities and their weight causing long ties to overturn, the Vista two-part tie allows larger cavities to be spanned (up to BS EN 845-1 standard for a Type 2 tie).

The flat section is built into the inner leaf as construction proceeds, the longer section is then locked into the shorter section and built into the outer leaf as it lifts.


Features and benefits:

  • Available with a dedicated, BBA-certified clip to secure insulation (usually in sheet form) within the cavity.
  • Tested as Type B (sound).
  • Tested to Type 2 (strength) to BS EN 845-1. (For cavities 326-375 please contact Vista Technical Team).
  • UKCA certified.

General information

Color

Silver

Material

Stainless steel

Guidance for specification option:

Grade 304.

Length

300 mm

325 mm

350 mm

375 mm

400 mm

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Uniclass

Pr_20_85_84_19 Cavity wall tiesPrimary

CAWS

F30/26 Wall ties

F30/24 Cavity wall ties

F30/25 Cavity wall ties used with partial fill insulation

F30/220 Wall ties

F30/215 Cavity wall ties used with partial fill insulation

F30/214 Cavity wall ties

Specification data - Cavity wall ties

Standard

To BS EN 845-1.

Tie type

PD 6697 Type 2 (Masonry – general purpose).

Guidance for specification option:

As a result of problems experienced over wider cavities (150–300 mm) and their weight causing long ties to overturn, the Vista two part tie allows larger cavities to be spanned, (up to BS EN 845 - 1 standard for a Type 2 tie).

The flat section is built into the inner leaf as construction proceeds, the longer section is then locked into the shorter section and built into the outer leaf as it lifts.

Material

Grade 304 stainless steel.

Length

300 mm.

Guidance for specification option:

TPT-300-STST.

Cavity: 151–175 mm.

325 mm.

Guidance for specification option:

TPT-325-STST.

Cavity: 176–200 mm.

350 mm.

Guidance for specification option:

TPT-350-STST.

Cavity: 201–225 mm.

375 mm.

Guidance for specification option:

TPT-375-STST.

Cavity: 226–250 mm.

400 mm.

Guidance for specification option:

TPT-400-STST.

Cavity: 251–275 mm.

425 mm.

Guidance for specification option:

TPT-425-STST.

Cavity: 276–300 mm.

450 mm.

Guidance for specification option:

TPT-450-STST.

Cavity: 301–325 mm.

475 mm.

Guidance for specification option:

TPT-475-STST.

Cavity: 326–350 mm.

500 mm.

Guidance for specification option:

TPT-500-STST.

Cavity: 351–375 mm.

Manufacturer guidance

Supplied in boxes of 100.

End types

Manufacturer's standard.

Guidance for specification option:

Consult manufacturer for details.

Design embedment length (minimum)

62.5 mm.

Movement

Manufacturer's standard.

Additional requirements

-

Mortar joint thickness (minimum)

10 mm.

Resistance to water crossing cavity

Resistant (drip feature).

Slope tolerance

Manufacturer's standard.

Compressive load capacity

1160 N.

Tensile load capacity

1880 N.

Guidance for specification option:

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

Dynamic stiffness

Type B.

Tie-mounted insulation retaining clips

ECO-CLIP universal insulation clips.

Guidance for specification option:

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

BBA-certified 17/5462.

Supplied in bags of 250 or 50.

Not required.

Third party accreditation

UKCA marked.

Sustainability data

Contains Red List materials

No

Country of product manufacture

United Kingdom

Recyclability

Recyclable

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

0 %

Third party certifications

ISO 9001 Quality Management

ISO 9001 Quality Management

ISO 9001

Literature

Wall Ties Brochure

Wall Ties Brochure

TPT Declaration of Performance

TPT Declaration of Performance