Noble NobleSeal CIS Crack Isolation Membrane

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Noble NobelSeal CIS Crack Isolation Membrane

A superior membrane with the highest ANSI Standard performance rating for crack isolation. For use over common substrates including concrete, cured mortar beds, primed gypsum underlayments, many wood subfloors, and radiant heat.

Applications include: malls, hotels, high-rise offices, shopping centers, airports, department stores, and single and multi-unit housing. With more than 25 years of proven industry performance, NobleSeal CIS is installed in some of the world’s most prestigious projects.


  • Superior performance for residential and commercial crack protection
  • Impervious to water and vapor (0.15 perms)
  • Sheet membrane ensures uniform quality, thickness, and minimizes variables in workmanship
  • Lightweight and easy to fold and crease
  • Made from Chlorinated Polyethylene (CPE)
  • Crack isolation for OSB and gypsum underlayments
  • Fully compatible with multi-purpose thin-set bonding agents that meet ANSI A118.4
  • For best results, bond with NobleBond adhesives

Ideal Applications

  • Malls
  • Hotels
  • High-rise offices
  • Shopping centers
  • Airports
  • Department stores
  • Single and multi-unit housing

Suitable Substrates

  • Concrete
  • Cured mortar beds
  • Primed gypsum underlayments
  • Many wood subfloors
  • Radiant heat

Available Size

  • 4' X 50' (200 sq ft)
  • 6' X 50' (300 sq ft)

Manufacturer Part #

  • 200 sq ft roll - Model 174
  • 300 sq ft roll - Model 175


Noble NobelSeal CIS Membrane Product Overview

Noble NobelSeal CIS Membrane Installation Instructions

Noble NobelSeal CIS Performance Warranty

Suitable Substrates for NobleSeal Sheet Membranes