SILKA calcium silicate elements - Xella UK

As the wall becomes higher andthicker, it can take more tensilestress/axial tension. If the wall experiencesshrinkage and is impeded, thiscan result in cracks. The impedimentsare distinguished as follows:Horizontal impediments- one-sided:all non load-bearing walls;- two-sided:all load-bearing walls.Vertical impediments- Slack bending: wall end connectedto a cross wall (tooth structure orvertical joint) slimmer than the widthof the wall under consideration;- Stiff bending: wall end connectedto a cross wall (tooth structure orvertical joint) wider than the widthof the wall under consideration;- Unimpeded: wall end free.Advice onmovement jointsis providedby Xella.SILKA Calcium Silicate Elements25