Expansion Joints Stucco Siding

The distance between control joints shall not exceed 18 feet in either direction or exceed length to width ratio of 2 1 2 to 1.

Expansion joints stucco siding.

The durability of a lath depends on its construction. Expansion joint trim is used over lath installed on a 10 ft. The metal lath is where the galvanized metal vinyl stucco expansion joint is usually used. Expansion joints will work to prevent this movement from damaging the stucco application avoiding unsightly cracks and damaging gaps.

This is the reinforcement that is created before plastering or coating the area. Type of materials the orientation of the building and the type of surface. Stucco does not require expansion contraction joints when directly applied to concrete concrete block or other masonry except where there is a change from one material to another. Control joints expansion and contraction shall be installed in walls to delineate areas not more than 144 sq.

Vertical and horizontal grid pattern or where surface stress areas exist the product control cracks and provides reinforcement for stucco and plaster surfaces the product may be easily attached to expanded metal lath by screw. Stucco control and expansion joints are available in roll formed galvanized steel zinc alloys and polyvinyl chloride pvc. Expansion joints cannot be retrofit into existing stucco buildings but some steps can be taken to help prevent this from developing into a serious and damaging situation. On vertical surfaces and 100 sq.

Many homes were built without stucco expansion joints.