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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.

Loctite Polyseamseal Acrylic Caulk with Silicone

Loctite
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Original price $0.00 - Original price $0.00
Original price $0.00
$4.72 - $5.41
$4.72 - $5.41
Current price $4.72

Loctite® POLYSEAMSEAL® Acrylic Caulk with Silicone is a durable, fast-setting sealant designed for contractors, tile installers, and DIY enthusiast...

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Original price $0.00
$4.72 - $5.41
$4.72 - $5.41
Current price $4.72
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Loctite POLYSEAMSEAL 100% Silicone Sealant

Loctite
CONTRACTOR PRICING ELIGIBLE
Original price $0.00 - Original price $0.00
Original price $0.00
$10.90
$10.90 - $10.90
Current price $10.90

Loctite® POLYSEAMSEAL® 100% Silicone Sealant is a durable, watertight solution designed for both professional contractors and homeowners. This vers...

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$10.90
$10.90 - $10.90
Current price $10.90
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Loctite Tite Foam Big Gaps

Loctite
CONTRACTOR PRICING ELIGIBLE
Original price $0.00 - Original price $0.00
Original price $0.00
$11.25
$11.25 - $11.25
Current price $11.25

Loctite Tite Foam Big Gaps is a high-quality foam sealant ideal for filling and sealing gaps up to 3 inches wide. Made from durable polyurethane, t...

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$11.25
$11.25 - $11.25
Current price $11.25
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Loctite Polyseamseal Painter’s Caulk

Loctite
CONTRACTOR PRICING ELIGIBLE
Original price $0.00 - Original price $0.00
Original price $0.00
$4.34
$4.34 - $4.34
Current price $4.34

Loctite® POLYSEAMSEAL® Painter’s Caulk is a reliable, 100% acrylic latex caulk designed for interior sealing tasks. It effectively blocks air, mois...

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$4.34
$4.34 - $4.34
Current price $4.34
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Loctite POLYSEAMSEAL Tub & Tile Adhesive Caulk

Loctite
CONTRACTOR PRICING ELIGIBLE
Original price $0.00 - Original price $0.00
Original price $0.00
$4.57 - $5.84
$4.57 - $5.84
Current price $4.57

Loctite® POLYSEAMSEAL® Tub & Tile Adhesive Caulk is a reliable sealant designed for both professional contractors and DIY users working in kitc...

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Original price $0.00
$4.57 - $5.84
$4.57 - $5.84
Current price $4.57
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Loctite PL Marine Fast Cure Adhesive Sealant

Loctite
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Original price $0.00 - Original price $0.00
Original price $0.00
$11.88 - $17.19
$11.88 - $17.19
Current price $11.88

Loctite® PL® Marine Fast Cure Adhesive Sealant is a fast-setting, moisture-curing polyether sealant designed for strong, flexible, and watertight b...

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Original price $0.00 - Original price $0.00
Original price $0.00
$11.88 - $17.19
$11.88 - $17.19
Current price $11.88

Loctite PL Concrete Self-Leveling Polyurethane Sealant

Loctite
CONTRACTOR PRICING ELIGIBLE
Original price $0.00 - Original price $0.00
Original price $0.00
$12.57 - $27.55
$12.57 - $27.55
Current price $12.57

Loctite® PL® Concrete Self-Leveling Polyurethane Sealant is a professional-grade solution designed for contractors, tile installers, and anyone nee...

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Original price $0.00
$12.57 - $27.55
$12.57 - $27.55
Current price $12.57
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Loctite Tite Foam Window and Door

Loctite
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Original price $0.00 - Original price $0.00
Original price $0.00
$12.75
$12.75 - $12.75
Current price $12.75

Loctite Tite Foam Window and Door is a high-quality polyurethane foam sealant designed to seal, fill, and insulate around windows and doors. Its lo...

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Original price $0.00
$12.75
$12.75 - $12.75
Current price $12.75
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Loctite Tite Foam Gaps & Cracks

Loctite
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Original price $0.00
$12.06
$12.06 - $12.06
Current price $12.06

Loctite Tite Foam Gaps & Cracks is a high-performance polyurethane foam sealant designed to fill and insulate gaps and cracks up to 1 inch wide...

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$12.06
$12.06 - $12.06
Current price $12.06
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Loctite PL Roof & Flashing Polyurethane Sealant

Loctite
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Original price $0.00 - Original price $0.00
Original price $0.00
$12.49
$12.49 - $12.49
Current price $12.49

Loctite® PL® Roof & Flashing Polyurethane Sealant is a premium commercial-grade sealant designed for contractors, tile installers, and anyone n...

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$12.49
$12.49 - $12.49
Current price $12.49
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Loctite PL Window & Door Polyurethane Sealant

Loctite
CONTRACTOR PRICING ELIGIBLE
Original price $0.00 - Original price $0.00
Original price $0.00
$12.62
$12.62 - $12.62
Current price $12.62

Loctite® PL® Window, Door & Siding Polyurethane Sealant is a high-quality commercial-grade sealant designed for contractors, tile installers, a...

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Original price $0.00
$12.62
$12.62 - $12.62
Current price $12.62
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Loctite POLYSEAMSEAL All-Purpose Adhesive Caulk Sealant

Loctite
CONTRACTOR PRICING ELIGIBLE
Original price $0.00 - Original price $0.00
Original price $0.00
$4.68 - $5.71
$4.68 - $5.71
Current price $4.68

Loctite® POLYSEAMSEAL® All-Purpose Adhesive Caulk combines strong bonding power with effective sealing, making it ideal for both contractors and DI...

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Original price $0.00 - Original price $0.00
Original price $0.00
$4.68 - $5.71
$4.68 - $5.71
Current price $4.68
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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: Waterproof flexible sealants designed for showers, kitchens, plumbing penetrations, and wet-area tile installations.
  • Polyurethane Sealants: High-adhesion sealants designed for movement joints, exterior applications, and construction transitions.
  • Adhesive Caulk: Flexible sealing products designed for light bonding and gap sealing applications.
  • Expanding Foam Sealants: Foam products designed to fill larger gaps, penetrations, and framing voids before finishing.
  • Acoustical & Specialty Sealants: 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.