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ARDEX WPM 185 Slate Grey Torch-on Membrane - 1m x 8m Roll

ARDEX WPM 185 Slate Grey Torch-on Waterproofing Membrane

Important: Must be installed by a certified professional.

ARDEX WPM 185 is a premium A.P.P. (Atactic Polypropylene) modified bitumen membrane designed for high-performance waterproofing. Featuring a protective slate chip top surface, this torch-on membrane is specifically engineered for maximum durability, UV resistance, and protection against harsh environmental conditions.

Key Features & Benefits

  • UV & Weather Resistance: Engineered for exposed cap layers with superior resistance to ozone and atmospheric agents.
  • High Durability: Offers excellent puncture resistance and can withstand light foot traffic for maintenance.
  • Cold Flexibility: Maintains structural integrity in cold climates with flexibility down to -5°C.
  • Vapour Barrier: Provides a positive seal against moisture and vapour transmission.
  • Thermal Stability: Resists chemical attacks and withstands significant thermal shocks up to 110°C.

Typical Applications

ARDEX WPM 185 is primarily utilized as a cap layer in multi-layer exposed membrane systems. It is the ideal choice for flat roofs, balconies, and external surfaces requiring a mineral-finished, torch-applied waterproofing solution.

Technical Specifications

  • Reinforcement: High-strength fibreglass and polyester (180g/m²)
  • Thickness/Weight: 4.5kg/m² (Total weight 45kg)
  • Top Surface: Slate Chip (Grey)
  • Dimensions: 1m x 8m roll
  • Pallet Quantity: 25 rolls

Installation & Priming

For optimal adhesion to the substrate, use Ardex WPM 240 as a primer. Note: Priming is not required if applying immediately over a compatible, freshly installed ARDEX base sheet.

Technical Downloads

Information sourced from ARDEX Australia