Vulkem 191QD Primer is a high-performance, one-part moisture-curing primer designed to maximize interlaminary adhesion between Tremco polyurethane waterproofing layers. This low-odour, quick-drying formula is essential when membranes have been exposed for extended periods or affected by weather events that cause the primary membrane to lose its initial tack.
Vulkem 191QD is used as an adhesion promoter for Tremco polyurethane sealants and membranes. It is particularly effective for restorative work or when applying new layers over existing waterproofing systems that have been exposed to the elements.
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View Vulkem 191 QD Primer SDS
Data sourced from technical specifications provided by Tremco CPG.