Posted on

Bondaflex PUR 25 High performance polyurethane sealant

Bondaflex PUR 25 High performance polyurethane sealant

Bondaflex PUR 25 is a one-component, high-performance, non-sag, multipurpose elastomeric, polyurethane sealant. It meets the requirements of ASTM C-920, Type S, Grade NS, Class 25, Use NT, T, M, G, A, O; TT-S-00230C, Type II, Class A; CAN=19.13-M87 and California Air Resources Board 2003 requirements for Volatile Organic Compound content.

Bondaflex PUR 25 will adhere to a variety of substrates including concrete, masonry, brick, aluminum, wood, steel, painted metals and natural stones.

Available Color Chart

Please note:

The colors shown here are a digital representation of the colors available. Because of variances in color representation from one monitor to the next they should not be relied on if color matching is required in your project.

The colors shown here are provided online as a general guide only.

Custom color and textured color available

Medium Bronze
Hartford Green
Ivy Green
Quarry Red
Dusty Rose
Adobe Tan
Colonial White

Where to use

Construction Applications

  • Perimeter sealing of windows, doors and skylights
  • Expansion joints
  • Parapets / flashing
  • Precast / tilt-up
  • Fascia
  • Siding
  • Curtain wall internal joints
  • Selaing waterproof membrane

Industrial Applications

  • Lap seams
  • Sub floor to metal
  • Sealing rivets / fastener heads
  • Bonding rubber gaskets and profiles

Features and Benefits

  • One-Component
  • Allows movement of plus or minus 25%
  • Excellent adhesion
  • Paintable and sandable
  • Non-staining
  • Leaves a tack free surface
  • Superior gunning and tooling
  • High abrasion and tear strength
  • 15 standard colors
  • Ready to us, labor cost reduction
  • Excellent flexibility for dynamic joint movement
  • Bonds to most substrates without priming
  • Greater architectural options
  • Improves aesthetics
  • Low dirt pick-up
  • Speed and ease of application
  • Wide range of applications
  • Matches most substrates