UPS 661 EC EMBEDMENT COAT is a one component; moisture triggered elastomeric urethane coating specially developed as a
high-performance waterproofing membrane base coat for use on roof surfaces.
UPS 661 EC is to be used with UPS 662 UV TOPCOAT for the full waterproofing membrane system.
The system can achieve 10, 15, 20 and 25 year service life depending on specification.
Excellent wetting out characteristics for ease of embedment of Chop Strand Matting
Outstanding waterproofing properties
The system does not chalk
Easy hand application
Short cure times allowing the product to be over coated quickly
Formally known as 661 EC
Minimal Surface Preparation
Brush, Roller or Squeegee Applied
Outstanding Waterproofing Properties
2-3 hours @ 20°C (68°F)
Typical Overcoating Window
8 - 24 hours 20°C (68°F)
Enlongation at Break
Application for UPS 661 EC EMBEDMENT COAT include:
Long term protection for roof surfaces
A base of UPS 661 EC should be laid at a coverage rate of 1.2 LTR/m² with 100gsm or 225gsm chopped strand matting embedded into the material.
Once the base coat has reached a suitable overcoating window, a topcoat of UPS 662 UV TOPCOAT can be applied at a coverage rate of 0.75LTR/m² for a 15-year system, 1.0LTR/m² for a 20-year systems or 1.75LTR/m² for a 25-year system.