RLA WPU Class III Liquid Waterproofing Membrane

WPU Class III Liquid Waterproofing Membrane

RLA WPU is a one-part elastomeric polyurethane/acrylic fiber-reinforced water-based membrane designed for high-performance waterproofing in both internal and external applications. It's suitable for general waterproofing needs and ideal for external applications requiring a UV-stable, occasionally trafficable membrane.

Recommended Use:

• Suitable for concrete after curing for 28 days
• Masonry/render after curing for at least 7 days
• Cement sheeting/underlay/external weatherboard/blue board
• Pre-cast concrete once the release agent has dissipated
• Wet area plasterboard/Villaboard
• Structural Plywood Type A (PAA JAS-ANZ)
• Brickwork, Hebel (aggregate block)

Features & Benefits:

• Tough, flexible film when cured
• Class III membrane certified to ASTM 4858:2004 wet area membranes
• Low VOC content
• Single-pack, no mixing required
• Excellent adhesion to a wide variety of substrates
• Safe and easy to use
• UV stable for external applications
• Can handle light maintenance traffic once fully cured
• Designed for use with a bond breaker