Masonry and brick panels must be restricted in size to avoid façade cracking due to differential expansion and compressive stress fracturing. Differential expansion is caused by thermal fluctuations and moisture absorption.
Qwik-Fix recommends masonry support angles should be provided at every single or second story level in buildings which exceed 9m in height. Qwik-Fix masonry relieving angles are also commonly used as lintels over wide-span or corner openings
a) Waterproof pointing detail (mastic)
b) Compressible backing rod
c) Mortar
d) Compressible Filler