This popular "M" design not only provides control of substrate movement but also gives the appearance of an narrow reveal. Removable tape keeps the "V" clean during installation.
"M" Control Joint shall be Plastic Components Inc. #_______. All exterior accessories shall be of PVC material conforming to ASTM standards D1784, C1063 and D4216. They shall be used where specified by the architect and installed per industry standards.
All butt joints, intersections and ends shall be caulked at the time of installation using an elastomeric sealant, such as Plastic Components' Ultra-TechT (PC-ULTW).
It is recommended that PVC products be used for all exterior exposures.