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Description

Designed to replace the ‘butterfly tie’ as a light duty housing tie, suitable for cavities 50–100 mm for use in the construction of houses not greater than 10 m in height.

The Wincro WT4 meets the requirements of BS EN 845-1 as a Type 4 tie and has a measured dynamic stiffness of <4.8 MN/m³, meeting the performance requirements of Building Regulations (E&W) Approved Document E as a Type A tie, therefore suitable for separating (party) walls. The ties meet the technical requirements of the NHBC and are suitable for use with all approved robust details for cavity masonry separating walls, both traditional and thin joint blockwork.

General information
Material

Grade 1.4301 (304) stainless steel

Uniclass 2015 Cavity wall ties (Pr_20_85_84_19)
Specification data
Product Reference

WT4

Sizes

200 mm

For 50–75 mm cavities.

225 mm

For 76–100 mm cavities.

250 mm

For 101–125 mm cavities.

275 mm

For 126-150 mm cavities.

Accessories

None

WIC

Plastic insulation retaining clip.

Standard product features

Material:

Grade 1.4301 (304) stainless steel.

Literature
Third party certifications
  • CE Marked to BS EN 845-1.
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