Installation Guide

12 ACCESS FLOOR PANELS - Floors, Interior
Floors, Interior - Ceramic or Porcelain Tile
Ceramic or porcelain tile
Schluter SET™, Schluter ALL-SET™,
Schluter FAST-SET™, or unmodified
thin-set mortar
DITRA or DITRA-XL
uncoupling membrane
Schluter ALL-SET™,
Schluter FAST-SET™,
or modified thin-set mortar
Primer
Access panels 24" x 24"
Access flooring
pedestals
Raised access flooring, 24" x 24" panels
Areas of Application
over any even and structurally sound
24" x 24" (600 x 600 mm) panels with
corners supported on pedestals
interior dry or wet areas
Limitations
minimum 12" x 12" (30.5 cm x 30.5
cm) tile
stone, resin-backed stone and glass
tile require special approval. Contact
Schluter-Systems for more
information.
Requirements
acceptable panels must feature a
surface able to be prepared to accept
bond with thin-set mortar and hold
the weight of tile assembly. Qualified
design professional (e.g., architect,
engineer, etc.) to specify suitable
panels
panels must be securely fastened to
pedestals which are properly attached
to the concrete slab with adhesive or
recommended fasteners by the
manufacturer
cut edges of panels must be properly
supported
access flooring must be properly
installed as per access flooring
manufacturers installation instructions
Substrate Preparation
verify that subfloor panels are properly
fastened to pedestals
any leveling of the subfloor must be
done prior to installing DITRA and
DITRA-XL
clean and prime panel surface prior to
installing DITRA and DITRA-XL. Use a
primer that is suitable for the
application; Consult primer
manufacturer for primer selection.
Movement Joints
DITRA and DITRA-XL do not eliminate
the need for movement joints,
including perimeter joints, within the
tiled surface. Movement joints must
be installed in accordance with
industry standards and norms; see
page 14.
Setting and Grouting Materials
modified thin-set mortar – ANSI
A118.11, ANSI A118.15
unmodified thin-set mortar – ANSI
A118.1
grout – ANSI A118.3, A118.6, A118.7,
A118.8
Setting and Grouting Specifications
tile – ANSI A108.5
grout – ANSI A108.6, A108.9,
A108.10
Other Considerations
where a waterproof floor is required,
all DITRA and DITRA-XL seams and
floor/wall transitions must be sealed
with Schluter
®
-KERDI-BAND using
Schluter SET™, Schluter ALL-SET™,
Schluter FAST-SET™, or unmodified
thin-set mortar
where floor drains are required use
Schluter
®
-KERDI-DRAINs
ACCESS FLOOR PANELS
D-AFP-T-19