ARDEX RA 040
ARDEX RA 040 is a one-component, polyurethane based joint sealant. It has excellent bond strength to most porous and non-porous substrates without the use of a primer. ARDEX RA 040 is non-sag and may be applied on vertical and horizontal surfaces.
- Expansion joints with anticipated movement up to +/-25%
- Joint sealing in pre-fabricated and tilt-up buildings
- Sealing between window and door frames
- Sealing moving cracks, not exposed to heavy traffic
- Excellent primerless adhesion to most substrates