KOP-R-LASTIC™ is a one-part, high-performance synthetic rubber sealant, which is quick drying and flexible. It exhibits excellent adhesion to a variety of construction materials including metal, aluminum, concrete, masonry, wood, PVC/vinyl, glass, and more.

It is used as a termination sealant in both vertical and horizontal joints – in both exposed and concealed applications. It is ideal for use in masonry joints, metal flashing, glazing, and window and door applications. Kop-R-Lastic can also be used as a termination sealant in conjunction with Henry® BlueskinVP® 100 and 160 Self-Adhered Water Resistive Air Barrier Membranes.

Product Features

  • Wet or dry application

  • Highly elastic

  • Excellent low temperature flexibility

  • Excellent adhesion to glass, aluminum, brick, and most common building materials

  • Non-sagging

  • Skins over, tack free within 30 minutes

  • Serviceable over a wide temperature range from -29°C to 71°C (-20°F to 160°F)

  • No primer needed

  • 15 year limited warranty

Uses

  • Metal, aluminum, concrete, masonry, quarry, wood, PVC/vinyl, glass, fiberglass, and more

  • Siding, windows, doors, trim, flashing, fascia, molding, joints, and more

  • Porcelain panel construction

  • Channel glazing

  • Sealing and bedding applications subject to racking and distortion on ships, boats, bus, truck, and trailer bodies

  • As a termination sealant in both vertical and horizontal joints – in both exposed and concealed applications