How to choose the right KEYWAY PVC tongue and groove joint form

KEYWAY is a lightweight, flexible, tongue and groove joint made from PVC. Easily mold a keyed tongue and groove construction joint with KEYWAY. KEYWAY is resistant to impact and warping. Simply nail or staple KEYWAY to the form or header prior to pouring the concrete. After the concrete sets, KEYWAY can be stripped easily to be reused, or it can be safely left in place.

KEYWAY comes in two sizes, small and large. A KEYWAY size information technical bulletin is available to help make sure the proper size is selected. This informational document shows nominal measurements to the closest 1/8^th inch.

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