Mariseal® 400W

MARISEAL® 400W is a one-component,
water-based, pigmented, wear resistant,
semi-rigid, UV & colour stable, aliphatic
polyurethane top-coat.
It consists of flexible, water-based polyurethane
resins (dispersion).
It is based on the innovative PUD Technology™ 
of MARIS POLYMERS SMSA.

MARISEAL® 400W is used as a top-coat
over MARISEAL® 250W waterproofing
membrane, on roofs, balconies, terraces,
verandas and for the protection of
polyurethane foam insulation.
Certified for 25 years of expected life
span ETA 21/ 0249 (under MARISEAL®
250W SYSTEM) & EN1504-2.

Consumption
0,200-0,400 kg/m2 in one or two layers

• Certified
• Water-based
• Low VOC
• High pedestrian traffic
• SRI 113
• UV stable (pure aliphatic)
• UV resistant
• Heat & frost resistant
• Spray application
• CE