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Silver Kaiflex Spezialkleber glue container with red cap in Sealants collection

Sealants

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Sealants Collection – Precision Sealing for Insulation and Construction Systems

Our Sealants Collection includes a curated range of high-performance sealants engineered for use in insulation systems, HVAC installations, and general construction. These products are designed to provide long-lasting, flexible seals that resist moisture, air leakage, and thermal bridging—ensuring system integrity and energy efficiency across a wide range of environments.

 

Product Overview

This collection features polyurethane, acrylic, and elastomeric-based sealants, each formulated to meet specific performance requirements in both residential and industrial settings. Whether you're sealing pipe penetrations, duct joints, insulation terminations, or façade gaps, our sealants deliver clean application, strong adhesion, and durable results.

 

Key Products

  • Foster® 30-45 Foamseal Sealant
    • Polyurethane-based insulation sealant
    • Excellent adhesion to metal, insulation, and masonry
    • Flexible and durable finish
    • Supplied in 310ml tubes (12 per box)
  • Soudafoam Gun Grade PU Sealant
    • One-component polyurethane foam sealant
    • Expands to fill gaps and cavities
    • Ideal for sealing around pipework, ducts, and window frames
    • Compatible with gun applicators for precision control
  • Soudafoam FR (Fire-Rated)
    • Fire-resistant expanding foam sealant
    • Certified to resist fire spread for up to 4 hours
    • Suitable for fire-rated walls, floors, and service penetrations
  • Kaiflex RT-Kleber Contact Adhesive
  • Dual-purpose contact adhesive and sealant
  • Used for bonding and sealing Kaiflex insulation materials
  • High tack and fast curing

 

Technical Benefits

  • Air and vapor tightness: Prevents energy loss and condensation
  • Flexible curing: Accommodates thermal expansion and contraction
  • Strong adhesion: Bonds to a wide range of substrates including metal, plastic, concrete, and insulation
  • Weather and UV resistance: Suitable for indoor and outdoor use
  • Fire-rated options: Certified to meet EN 1366 and other fire safety standards

 

Applications

  • Sealing joints in HVAC ductwork and pipe insulation
  • Filling gaps around service penetrations and wall chases
  • Creating vapor-tight seals in cold storage and refrigeration systems
  • Firestopping in walls, floors, and ceilings
  • Bonding insulation materials in mechanical and building services

 

Compliance & Safety

Many products in this collection are:

  • Low-VOC and halogen-free
  • Fire-rated to meet building code requirements
  • Compatible with green building certifications such as BREEAM and LEED

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