Installation Guide
RedGaRd®
Tile Installation Solutions
Floor Transitions • Walls & Counters • Protects Tile Edges 
Provides crack isolation, waterproofing and vapor 
management under tile and stone floors.
Uncoupling Mat
Membrana Desacoplabable
n Helps prevent cracks in tile and grout
n Use to replace 1/4“ (6 mm) backerboard or a second layer of plywood in flooring 
installations – 1 roll replaces 3-4 sheets of 1/4“ (6 mm) backerboard
n Use with 5 mm RedGard Seam Tape for waterproofing and vapor management
n Use with polymer modified thin-set mortar – As recommended for bonding porcelain 
and other difficult to bond tiles
n Reinforced fleece bonding layer locks in mortar for a strong bond
n No fasteners required
n Mat made from 70% recycled pre-consumer waste, by weight
Tile or Stone
Polymer Modified Thin-Set Mortar
RedGard Uncoupling Mat
Polymer Modified Thin-Set Mortar
Plywood or Concrete Subfloor
See website and Technical Data Sheets for 
complete installation instructions and warranty 
terms, conditions, limitations and exclusions.
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Apply mortar using 
1/4" x 1/4" (6 x 6 mm) 
square notch trowel 
over subfloor
Unroll mat and press 
down into mortar
Apply mortar
over mat
Install tile
To waterproof, use
RedGard Seam Tape (120 mm)
over seams and changes in
plane (sold separately).
Waterproof and
Vapor Proof Installation


