Product Brochure

Easy installation
Can be set under tile and stone, over any
acceptable sub-floor
Up to 25 times lighter than ¼” backer board
Heat and cold resistant. CeraZorb will not rot,
support mold and mildew, or absorb moisture
Stable and durable, remains unchanged
after repeated impact loads
Underlayment thickness
5-mm. or 3/16 in.
Sheet size
2’ x 2’ or 4’ x 4’
R-value
1.5
Recommended Mortar
Mapei Ultracontact
or UltracontactRS
TCNA Robinson test
Light Commercial
Acoustic testing on 6”
slab, no ceiling
IIC 52 wood construction
FIIC 59 - 7.5” concrete slab IIC
20 - 6” concrete slab
Compressive Strength
34 psi @ 10% Deformation
WarmlyYours
Product Information
Technical Information
CeraZorb
®
Synthetic
Cork Underlayment
CeraZorb should be considered when setting tile
and stone flooring, especially where there are
concerns regarding sound isolation and crack
suppression. It is an excellent choice for insulation
under radiant heated floors being installed over
concrete slabs. Great for residential and light
commercial applications.
Installation Support • (800) 875-5285 • www.WarmlyYours.com
Acts as Insulation under
radiant heated floors over concrete slabs

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