ARDEX RA040 (Box of 20) | WPD Group

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.

Typical Uses:

  • 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


  • Internal and external

Drying & Curing:

  • 24 hours for 2mm


  • Grey
  • White


  • 500%


  • Box 20 x 600mL sausage


Ardex RA 040 PDS

Ardex RA 040 SDS

Ardex RA 040 Spec Sheet

Ardex RA 040 VOC