Materials:Sikalastic 641 Lo-VOC

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Materials:Sikalastic 641 Lo-VOC

Revision as of 18:30, 13 February 2020 by James Klassen (talk | contribs) (Created page with "{| class="wikitable" |- | style="background-color: #ffffcc; column-width:100%" | '''Notice to the Reader''': The roofing assembly / material information published in the RCA...")
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Notice to the Reader:

The roofing assembly / material information published in the RCABC Roofing Practices Manual and offered below does NOT represent a complete set of the manufacturer’s data or specifications. The preparation of a detailed specification is the responsibility of the design authority.

Manufacturer: Sika Canada Inc.
Accepted for RoofStar Guarantee Program
February 2020
Product Summary
Sikalastic 401 Lo-VOC roofing systems combine cold applied, aliphatic, single component, moisture-triggered polyurethane resins with fiberglass mat or polyester fleece reinforcement to create a seamless membrane and flashing system. System components are:
  • Sika or Sikalastic Primer - Select primer per substrate material in accordance with Priming Guide
  • Sikalastic 641 Lo-VOC - Resin used for all systems with polyester fleece reinforcement
  • Sika Reemat Premium - Chopped strand fiberglass mat
  • Sika Fleece 120, 140, 170 - Non-woven, needle-punched polyester fleece in various weights
(adapted from the Technical Data Sheet)
NOTE: Sikalastic 641 Lo-VOC Roofing System is Accepted as a system (in combination with their associated components) by the RGC for Waterproofing Systems on roofs.
Applicator manual
Click below for the Technical Data Sheet (TBA).
Technical Data Sheet


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