Products : Surface Prep : Waterproofing Membranes & Underlayments : Waterproofing Reinforcing Tape

Waterproofing Reinforcing Tape

An alkali ­resistant fiberglass tape used to reinforce RedGard® Liquid Waterproofing and Crack Prevention Membrane and RedGard® SpeedCoat™ Waterproofing Membrane around drains in shower pans, corners and wherever there is a change of plane in the installation for additional reinforcement.

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Key Features

  • Helps prevent breaks in waterproofing


Helps prevent breaks in the waterproofing with higher degree of movement such as changes of plane.


Applicable Standards

No industry standards are available for tape alone.


None applicable.

Conformance to Building Codes

Installation must comply with the requirements of all applicable local, state and federal code jurisdictions.

Composition of Product

Fiberglass mesh and integrated polymer veil with an alkali-resistant coating.

Environmental Consideration

Custom® Building Products is committed to environmental responsibility in both products produced and in manufacturing practices. Use of this product may contribute to LEED® certification.

Suitable Substrates

  • Concrete, cement mortar, masonry
  • Cement Backerboard
  • Exterior Plywood and OSB (interior, dry areas only)
  • Exterior Decks – Contact Technical Services
  • Existing ceramic tile

General Surface Prep

Exterior and wet areas must have proper sloping to drains. All surfaces must be structurally sound, clean, dry and free from contaminants that would prevent a good bond. Newly prepared concrete must be troweled smooth and textured to a fine broom finish and cured for 28 days. Existing surfaces must be scarified and leveled, and all defects must   be repaired.

Health Precautions

Wear impervious gloves and eye protection while using this product. Avoid contact with eyes or prolonged contact with skin. Wash thoroughly after handling. If eye contact occurs, rinse cautiously with water for several minutes, remove contact lenses if easy to do: continue rinsing. Immediately seek medical advice if symptoms are significant or persist. Do not take internally. KEEP OUT OF REACH OF CHILDREN.

Application of Product

Follow installation instructions provided with RedGard® Waterproofing and Anti-Fracture Membrane or RedGard® SpeedCoat™ Waterproofing Membrane.

Product Maintenance

Properly installed product requires no special maintenance. Do not use as a wear surface.

Warranty Information

Product Warranty

Obtain the applicable LIMITED PRODUCT WARRANTY at or send a written request to Custom Building Products, Inc., Five Concourse Parkway, Atlanta, GA 30328, USA. Manufactured under the authority of Custom Building Products, Inc. © 2017 Quikrete International, Inc.

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