OPTISEAL AQUA is a water-based polyurethane waterproofing sealer. This aliphatic polyurethane coating forms a colourfast, abrasion and weather resistant film with exceptional water-repelling characteristics.

Optiseal Aqua is single-component, ready to use and easy to apply. OptisealAqua is ideal for use as a waterproofing material for gutters, wall-floor connections, chimneys, flashings,pipes, ponds and outdoor areas where a weather-resistant seamless coating is required.

The nature of this coating provides a substantial film thickness at
an economical spreading rate


Matt finish


Available in 1L, 5L, 20L & 200L containers


3-4m2 per litre per coat. Applied in a 2 coat application.


Available in a range of standard decorative colours and custom colours volume dependant



  • Easy to apply direct from can.
  • Attractive matt finish.
  • Provides water vapour permeability
  • Maintains its mechanical properties over a temperature span of -30ºC to 115ºC.
  • Tough and flexible.
  • Durable polyurethane compound.
  • Prevents rust and corrosion.
  • Excellent UV and weather resistance.
  • Impact and abrasion resistant.
  • Flexible.
  • Can be overcoated or repaired