MasterSeal® 550 is a two-component acrylic modified cementitious coating that requires only on site mixing to form the ideal product to waterproof and resurface concrete, masonry, and most other construction materials.
Excellent adhesion. Bonds to porous and nonporous surfaces.
Flexible.
Suitable for light pedestrian traffic.
Breathable – whilst repelling water, allows substrate to breathe.
High resistance to chloride ion diffusion. Unlike conventional coatings which require a 7-28 day cure of concrete, it can be applied to 24 hour-old concrete.
Application
To reface and even out variations in concrete surfaces.
As a waterproof lining for water retaining structures.
As a waterproof coating for roofs.
To provide protection to concrete surfaces from carbonation and chloride attack.
For waterproofing and protection against brackish water.
To provide foundation protection.
For coating seawater channels
Dosage
1.8 kg / m2 at 1 mm thickness.
Standards
BS 6920: Part 1 2000 – Suitable for use in contact with potable water.