Insul-Joint Expansion Joint 1/2 In Gray - All Sizes Size:3.5 In x 50 ft (17 Rolls) at thickness from 3

at thickness from 3

It will not develop toxic smoke or promote flame spread

and uniform thickness throughout the entire overlay sheet

primed TPO

Insul-Joint Expansion Joint 1/2 In Gray - All Sizes Size:3.5 In x 50 ft (17 Rolls) at thickness from 3Insul Joint is a closed cell (non crosslink) polyethylene expansion joint filler designed to prevent cracks and breaks during concrete expansion and contraction. Insul Joint can be used in all standard concrete construction, such as floor slabs, driveways, sidewalks, parking garages, highways and runways. Insul Joint is extruded from high quality closed cell polyethylene foam. Technical Specification: ASTM D 4819 Standard Specification for Flexible