STANDARD SIZES*
FACING
R-VALUE
(hr
ft
2
ºF/Btu)
RSI VALUE
(m
2
ºC/Watts)
THICKNESS** WIDTH
in (mm) METAL FRAMING in (mm) WOOD FRAMING in (mm)
Poly-encapsulated 11 1.9
32 (89) 3s (92)
16 (406) 24 (610) 15 (381) 23 (584)
13 2.3
32 (89) 3s (92)
16 (406) 24 (610) 15 (381)
19 3.3
62 (165)
16 (406) 24 (610) 15 (381) 23 (584)
21 3.7
52 (140)
15 (381)
25 4.4
84 (210)
15 (381) 23 (584)
30 5.3
104 (260)
16 (406) 24 (610) 16 (406) 24 (610)
***Consult your local JM sales representative or product availability chart for other available sizes and R-values (RSI-values) including wide-roll products.
***Thickness may vary by producing location.
**
Special widths and lengths may be available. Check with your local JM sales representative. Standard product lengths include 48," 93" and 96" (1,219 mm; 2,362 and 2,438 mm) batts.
APPLICABLE STANDARDS & BUILDING CODE CLASSIFICATION*
JM COMFORTTHERM INSULATION
ASTM C665, Type II, Class A, Category 1 or 2**
IBC, ALL TYPES
**JM insulations comply with the IBC (International Building Code), model code for requirements for building construction type listed above
** Standard ComfortTherm is Category 1 (vapor retarder), R-25 and non-vapor retarder ComfortTherm for hot humid climates
(available R-13, 19, 25 and 30) are category 2.
PHYSICAL PROPERTIES*
PRODUCT FLAME SPREAD SMOKE DEVELOPED VAPOR RETARDER (PERMS) WATER VAPOR SORPTION DIMENSIONAL STABILITY
JM ComfortTherm Insulation <25 <50 <0.5 Less than 0.5% Less than 0.1%
*Products are tested in accordance: R-value ASTM C518 | Surface Burning Characteristics ASTM E84 | Water Vapor Permeance ASTM E961 | Water Vapor Sorption ASTM C1104
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JMRET130022
PRODUCT DATA SHEET COMFORTTHERM
®
Formaldehyde-Free
Fiber Glass Insulation
Enhanced with Bio-Based Binder
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Technical specifi cations as shown in this literature are intended to be used as general guidelines only. The physical and chemical properties of thermal
and acoustical fi ber glass insulation listed herein represent typical, average values obtained in accordance with accepted test methods and are subject
to normal manufacturing variations. They are supplied as a technical service and are subject to change without notice. Any references to numerical fl ame
spread or smoke developed ratings are not intended to refl ect hazards presented by these or any other materials under actual fi re conditions. Check with
the sales offi ce nearest you for current information. All Johns Manville products are sold subject to Johns Manville’s Limited Warranty and Limitation of
Remedy. For a copy of the Johns Manville Limited Warranty and Limitation of Remedy or for information on other Johns Manville thermal and acoustical
insulation and systems, visit the website or call the 800 number above. © 2013 Johns Manville. 717 17th Street Denver CO, 80202
Visit our website at specJM.com or call 1-800-654-3103
|
Building Insulation Division P.O. Box 5108 | Denver, CO 80217-5108
BID-0146 4/13