Plastic Components' 22027 "V" Control Joint is used to relieve stress caused by expansion and contraction within the system. This PVC deep groove "V" control joint is the most economical answer. Control joint should be placed at 144 sq. ft. (13.5 sq. meters) intervals. The removable tape keeps the "V" clean during installation. Excellent paint adhesion.
Control Joint shall be Plastic Components Inc. #_____. All exterior accessories shall conform to ASTM standards D1784, C1063, and D4216. They shall be used where specified by the architect and installed per industry standards.