Masterseal 581 (Thoroseal)


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Availability: In stock
Product Description

Product Description

A waterproof cement-based coating for concrete and masonry
Formerly: Thoroseal

How does MasterSeal 581 work?

MasterSeal 581 is a portland cement-based coating for concrete and masonry that resists both positive and negative hydrostatic pressure. Polymer-modified with MasterEmaco A 660, MasterSeal 581 creates a low maintenance and highly durable waterproof barrier.

Product Application


Recommended uses:

Vertical and light-pedestrian horizontal surfaces
Interior and exterior
Above and below grade
Alternative to mechanical finishing or rubbing of concrete
Waterproofing basement and retaining walls
Bridges and tunnels (non- traffic barring surface)
Water cisterns

What are the unique features of MasterSeal 581?

Waterproof to help protect building interiors from dampness and moisture damage
Breathable, allowing interior moisture to escape without damaging coating

What are the benefits of MasterSeal 581?

Resistant to both positive and negative hydrostatic pressure, making MasterSeal 581 suitable for use below grade interior and exterior and in water treatment construction
Compatible with high-performance coatings, including a wide range of architectural coatings and textured finishes
Hides minor surface defects and blemishes in architectural concrete
Available in ten landscape colors and custom colors (with minimum order quantities)

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