Vulkem® Rapid

Vulkem® Rapid Pro Series is a high-performance, fast-curing hybrid sealant that offers excellent performance in moving joints. It provides a durable, permanently flexible, 100-percent waterproof seal for perimeter caulking (windows, doors, siding, panels), wood, brick, stone, concrete, drywall, vinyl, metals, plastics, stucco, expansion and control joints, precast concrete panel joints, exterior insulation finish systems (EIFS), and more. This sealant exhibits tenacious adhesion once fully cured. It is fast curing with a skin time of 1 hour and a tack-free time of 3 to 4 hours to significantly reduce dirt attraction, it will not green crack due to early movement, and it has an exceptional movement capability of ± 35%. This sealant is paintable with latex paints and for both interior and exterior use. Available in gray, white, and limestone.

Categories: , ,
Product Type

Pro Series Fast-Curing Gray Sealant - 10.1 oz.

Product Description

Vulkem® Rapid is a high-performance, fast-curing hybrid sealant ideal for sealing and weatherproofing a wide variety of substrates. With quick rain readiness and excellent flexibility, it provides reliable and durable protection in both interior and exterior environments.

Key Benefits

  • Superior Seal: Adheres to and seals common substrates with long-lasting effectiveness.
  • Fast-Curing Sealant: Non-sag hybrid formula offers a smooth, fast-curing finish.
  • Dynamic Movement Capability: Handles ±35% joint movement for flexibility and resilience.
  • Quick Rain Readiness: Rain-ready in just 60 minutes for uninterrupted construction schedules.
  • Reliable Curing Time: Fully cures within 5–7 days for a ¼” bead at 75°F.
  • Durable Flexibility: Provides a permanently flexible, waterproof seal with strong adhesion.
  • Weather Resistance: Resistant to UV, weather, and cracking for long-lasting performance.

Best For

  • Windows
  • Doors
  • Siding
  • Metals
  • Vinyl
  • Plastics
  • Wood
  • Brick
  • Stone
  • Stucco

Product Properties

Property Specification
Cure Times 1 hour skin time, 3 to 4 hours tack-free time
Use Interior and exterior
Application Method Caulk gun
Application Temperature 40°F to 95°F
Total Coverage 25 linear feet