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Company brochure

Polyester–glass paving fabric

A wet-laid sheet of glass fiber and polyester fiber, described for waterproofing and reinforcement under asphalt.

The brochure presents glass for strength, heat, ageing and water resistance, and polyester for toughness, in one isotropic sheet rather than a woven grid. It is aimed at hot-mix asphalt overlays.

The manufacturer’s claim is a continuous waterproof layer that does not shrink under hot asphalt, plus a stiff, low-elongation reinforcement once the tack coat has bonded. Because the sheet is not a woven textile, the brochure says it can be milled with the asphalt and recycled.

What the brochure emphasises

  • Waterproof interlayer under asphalt concrete.
  • Reduces stress at joints and existing cracks.
  • Described as millable for pavement recycling.

Uses named in the brochure

  • Asphalt overlays on existing pavements.
  • Joints and cracked areas that need a stress-relief layer.

Laying notes printed in the brochure

These are the manufacturer’s notes. They do not replace the project specification or the engineer’s method statement.

  • Clean the surface of dirt, loose stone and dust before laying.
  • Repair cracks wider than about 6 mm, and fill potholes or broken areas.
  • Use a hot-asphalt tack coat. The brochure says emulsion asphalt should not be used.
  • The brochure gives a preferred binder temperature of 163–204 °C.
  • Lay the fabric while the asphalt is still fluid, so the sheet can take up binder.
  • Lay only when the air temperature is above 4 °C.