Product Brochure

WarmlyYours Cork underlayment system is an excellent
insulation choice when electric fl oor heating is installed under
laminate over a concrete slab, and is highly recommended
for acoustical impact isolation and crack suppression. Cork
is durable, lightweight, and is easy to install, and is the ideal
solution under our Environ II™ fl oor heating system.
Cork features:
• Economically Priced
• Recommended under Environ II™ fl oor heating system
• Creates a thermal break and increases energy effi ciency
• VOC-free and Environmentally Friendly
• Cut in 2’ x 3’ sheets to ensure fl at installation (no curling or lifting)
• 1/4” (6mm) thick by 24” (61mm) wide by 36” (91mm) long
• Limited 10-year warranty
Uses and Applications
Cork should be considered when installing electric fl oor heat under
carpet, laminate fl oors or fl oating wood fl oors, as well as some
applications where you are setting tile or stone fl ooring – especially
where acoustical impact isolation or crack suppression is needed.
Cork is ideal for residential and light commercial applications, and
is not recommended for use under self-leveling underlayment(s).
Technical Data
TEST ASTM TEST RESULT
Bond Strength C482 Modifi ed PSI of 80
Structural Performance C627-88
WITHOUT CBU 1.5 RESIDENTIAL
With CBU Heavy
Flame Spread E84-91a Class “A”
Thermal Insulation C177-85
6mm = .72 R value
10335 6/2011
Cork Underlayment
Free Design Service • 24/7 Installation Support • No Nonsense™ Warranty • [phone] • www.WarmlyYours.com