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Sealants & Caulk

Sealants & Caulk for Tile, Showers & Waterproofing

Sealants and caulk are used to create flexible, watertight joints in tile installations, waterproofing systems, showers, and construction assemblies where movement or moisture exposure is expected. This collection includes silicone sealants, polyurethane sealants, adhesive caulk, waterproof sealants, expanding foam, and joint sealants used for changes of plane, perimeter joints, plumbing penetrations, window and door transitions, and wet-area tile installations.

GE All Purpose Silicone 1 Window & Door Sealant

GE Sealants
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GE SealantsĀ® All Purpose Silicone 1 Window & Door Sealant is a 100% silicone, weatherproof formula designed for durable, flexible sealing in bo...

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GE Metal Silicone 2 Sealant

GE Sealants
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GE SealantsĀ® Metal Silicone 2 Sealant is a 100% silicone formula designed for long-lasting metal and exterior sealing applications. It delivers str...

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GE Gutter Silicone 2 sealant

GE Sealants
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GE SealantsĀ® Gutter Silicone 2 Sealant is a 100% silicone exterior sealant designed for gutters, downspouts, flashing, vents, and other outdoor sur...

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Sealants & Caulk for Tile Installation & Waterproofing

Sealants and caulk are flexible joint materials used to seal movement joints, waterproof transitions, plumbing penetrations, and perimeter gaps in tile installations and construction assemblies. This collection includes silicone sealants, polyurethane sealants, adhesive caulk, expanding foam, acoustical sealants, and waterproof joint sealants used across tile installation, waterproofing, window and door sealing, and general construction applications.

Flexible sealants are commonly used at changes of plane, shower corners, tub surrounds, floor-to-wall transitions, backsplashes, countertop joints, pipe penetrations, and exterior gaps where movement, vibration, or moisture exposure may occur.

Types of Sealants & Caulk

  • Silicone Sealants:Ā Waterproof flexible sealants designed for showers, kitchens, plumbing penetrations, and wet-area tile installations.
  • Polyurethane Sealants:Ā High-adhesion sealants designed for movement joints, exterior applications, and construction transitions.
  • Adhesive Caulk:Ā Flexible sealing products designed for light bonding and gap sealing applications.
  • Expanding Foam Sealants:Ā Foam products designed to fill larger gaps, penetrations, and framing voids before finishing.
  • Acoustical & Specialty Sealants:Ā Sealants designed for sound control, flashing systems, waterproof assemblies, and specialty construction applications.

Sealants for Tile & Waterproofing Systems

Tile installations commonly use flexible sealants instead of grout at movement joints, perimeter joints, and changes of plane where expansion, contraction, and substrate movement may occur.

Selecting the Right Sealant or Caulk

Selecting the correct sealant depends on moisture exposure, joint movement, substrate material, application location, curing requirements, and compatibility with waterproofing systems or surrounding materials.

Frequently Asked Questions

Where should sealant be used instead of grout?
Flexible sealants are commonly used at changes of plane, perimeter joints, corners, and transitions where movement or expansion may occur in tile installations.
What is the difference between silicone and polyurethane sealant?
Silicone sealants provide excellent flexibility and water resistance for wet areas, while polyurethane sealants offer strong adhesion and durability for construction and exterior joints.
What sealants are used in showers and wet areas?
Showers and wet-area tile installations commonly use waterproof silicone sealants designed for plumbing penetrations, corners, changes of plane, and movement joints.
What is expanding foam used for in construction?
Expanding foam is commonly used to fill larger gaps, penetrations, framing voids, and window or door transitions before sealing or finishing work.
Can sealants be used with waterproofing membranes?
Many waterproofing systems use compatible sealants for seams, penetrations, transitions, and waterproof reinforcement around tile installations.