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The one and only Big Stretch®

Does your caulking perform?

Big Stretch® is a 100% acrylic caulk with powerful adhesion and elasticity. It’s perfect for many interior and exterior applications, including:

  • windows
  • doors
  • siding
  • vents
  • soffits
  • eaves
  • baseboards
  • crown molding
  • sound-proofing interior walls

Adheres to a variety of building materials and other surfaces, including:

  • windows
  • drywall
  • fiber cement
  • glass
  • tile
  • aluminum
  • brass
  • nylon
  • steel
  • anodized windows
  • ASB
  • asphalt
  • acrylic sheet
  • Plexiglas
  • PVC
  • fiberglass
  • mortar/stone/cinder block
  • urethane
  • stucco/brick/concrete
  • vinyl
  • EIFS


Easy to use

Easy to smooth and clean-up with water. No special chemicals required.

Sticks, even to difficult surfaces

Compatible with a wide variety of building materials, including difficult ones like vinyl windows and siding. No need to search for a product specific to every different surface.

Cuts down on repeated repairs

Just say no to brittle, cracked caulking. Stays soft and elastic over time for a years-long, lasting seal.


Paint adheres like a pro, so go ahead and paint your wall bright blue. Also available in 12 colors and clear, in case you don’t want to paint it.