Housing type 4 stainless steel wall ties.
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.
Grade 1.4301 (304) stainless steel
F30/214 Cavity wall ties
F30/215 Cavity wall ties used with partial fill insulation
F30/220 Wall ties
F30/24 Cavity wall ties
F30/25 Cavity wall ties used with partial fill insulation
F30/26 Wall ties
For 50–75 mm cavities.
For 76–100 mm cavities.
For 101–125 mm cavities.
For 126-150 mm cavities.
Plastic insulation retaining clip.
Standard product features
Grade 1.4301 (304) stainless steel.