100mm Inner Leaf:
Cavity Range |
Recommended Wall Tie Length |
70 – 120mm |
250mm |
120 – 150mm |
275mm |
150 – 200mm |
325mm |
215mm Inner Leaf:
Cavity Range |
Recommended Wall Tie Length |
50 – 120mm |
250mm |
120 – 200mm |
325mm |
Minimum Embedment: 62.5mm
Standards: BS EN 845-1:2003 and BS EN 846-5:2000.
Assumptions: Masonry units conform to EN 771, with a normalised compressive strength ≤ 5N/mm²
and mortar conforms to EN 998-2, with a compressive strength ≤ 1.5N/mm².