Accessories

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Specialty Sealants & Accessories

Ultima Coatings offers a complete range of specialty sealants and accessories designed to complement and enhance the performance of our membrane and coating systems. These products ensure reliable detailing, reinforced transitions, and long-lasting waterproofing across complex construction conditions.

From precision sealants to advanced reinforcement fabrics and instant waterproofing tapes, each accessory is engineered for compatibility, durability, and ease of application.

HARSEAL 90

HARSEAL 90 is a high-performance hybrid Silicone-Urethane moisture-curing sealant developed for demanding waterproofing and detailing applications. This solvent-free, single-component sealant delivers excellent adhesion, low shrinkage, and long-term flexibility across a wide range of substrates.
Key Benefits
  • Solvent-free, single-component formulation
  • Plasticizer-free, high solids, low shrinkage
  • Excellent adhesion to most substrates
  • Compatible with WetSuit® 2 PART
  • No cure time required before membrane application
waterproof work
construction site waterproofing and insulation pvc terrace

ONE-N-DONE Tapes

One-N-Done Tapes provide an immediate and reliable waterproofing solution for applications that demand superior bonding on first contact. These tapes are waterproof upon application, delivering long-term performance without curing delays.
Key Benefits
  • Waterproof instantly upon application
  • Strong, long-term adhesion
  • Easy installation with peel-away liner
  • Available in multiple finishes for versatile use

Invisilink™

Invisilink™ is a lightweight yet exceptionally durable seam reinforcement fabric designed for cold-process roofing and waterproofing systems. Made from stitch-bonded polyester, it offers outstanding tear resistance, high tensile strength, and controlled
Available Sizes
  • 4” × 300’
  • 6” × 300’
  • 40” × 324’
waterproof waterproofing of the house foundation

Designed for Complete System Performance

Ultima Coatings accessories are engineered to work seamlessly within our coating and membrane systems, ensuring reliable detailing, reinforced transitions, and long-term waterproofing performance. Together, they provide contractors and specifiers with a complete, efficient, and proven solution for modern construction challenges.

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