Phone: 0800 542 542

Regis Coatings

Duromastic AC

Flexible Acrylic Waterproofing Membrane

Duromastic AC is a superior proven, weather resistant, high build, liquid applied waterproofing membrane coating.

Duromastic AC is suitable for use on concrete structures and roofing and cures to form a seamless and lap-free membrane over the substrate. 

Product Features

  • Waterbased and non-toxic
  • Withstands constant water immersion
  • Fast drying
  • Retains flexibility
  • Single pack
  • Simple to apply by brush or roller
  • Available in White or grey


  • Concrete block walls
  • Concrete roofs
  • Tile roofs
  • Grain silo bases
  • Truck and caravan roofs
  • Seam sealing
  • General Waterproofing

Reinforce using Chopped Strand fibreglass mat or Sontara polyester cloth. (See under waterproofing).

  Download Data Sheet

To request further information or a free quote, please click here.