Sika® Primer-207 is a black, moisture-curing primer for pretreatment and surface optimization when using Sika® polyurethane adhesives and sealants. The primer can be used on many substrates without Sika Activator. Sika Primer 207 combines short flash-off time with fast adhesion build-up. Sika Primer-207 fluoresces under long-wave UV light.
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