STYROFOLD 5 PLUS
KAYCAN STYROFOLD 5 PLUS
• StyroFold is manufactured by laminating film to both sides of 2x4’ panels of EPS (expanded polystyrene).
SIDING UNDERLAYMENT BOARD
This film hinges the panels together in an alternating pattern, eliminating seams for air to pass through.
• Made of environmentally safe polystyrene, the same material in foam coffee cups
• Wraps your home in a protective blanket of foam that is the only foam that maintains its R-Value indefinitely
• Protects even in the harshest climates
• Helps level your wall to make your new siding lie flat and straight
• Reduces street noise
• Reduces energy robbing air infiltration
• Reduces dust and pollen from entering your home
• Meets or exceeds all U.S. and Canadian standards for breathability (CCMC #13066-R)
Kaycan StyroFold 5 Plus:
Energy Star Approved
3/8”
3/4”
1”
Reflective Air Space
between your old siding and
Kaycan StyroFold 5 Plus *
2.01
2.01
2.01
StyroFold 5 Plus
Underlayment Board
1.44
2.89
3.85
New Kaycan vinyl siding **
0.61
0.61
0.61
Air Space between Kaycan
StyroFold 5 Plus and your
new Kaycan Vinyl Siding **
1.00
1.00
1.00
Outside Air Film **
0.17
0.17
0.17
TOTAL
5.23
6.68
7.64
Existing 4” Wall
13.60
13.60
13.60
18.83
20.28
21.24
Material
Total R-Value
* See 1997 ASHRAE guide, Section 24.3, Table 3, “Thermal Resistances of Plane Air Spaces.” This R-Value assumes StyroFold’s reflective surface faces
a 3/4” dead air space, vertically oriented with horizontal heat flow, at a mean temperature of 50 degrees F and temperature difference of 30 degrees F.
** See www.coloradoenergy.org
www.kaycan.com
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STYF-BROCan–11A ©2011 Kaycan
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KAYCAN STYROFOLD 5 PLUS
KAYCAN STYROFOLD 5 PLUS
PREVENTS AIR INFILTRATION & ALLOWS WALLS TO BREATHE
WATER
VAPOR
WITHOUT STYROFOLD 5 PLUS
Many insulation boards can trap harmful moisture inside the wall which may lead to dry rot and the growth of
dangerous molds and mildew.
WATER
VAPOR
OUTSIDE
AIR
WITH STYROFOLD 5 PLUS
Using Kaycan StyroFold 5 Plus with new Kaycan vinyl siding to replace your old, warped siding straightens the
wall giving a flat, even appearance.
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StyroFold 5 Plus helps keep wall cavities dry and your home comfortable year round. With 33% fewer seams
than competing sheet insulation, StyroFold 5 Plus reduces energy loss through air filtration.
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