Thermafiber RainBarrier™ - Rain Screen & Cavity Wall Insulation:

PRODUCT INFORMATION
Thermafiber RainBarrier products are designed for exceptional performance in rain screen and cavity wall construction applications. RainBarrier 30 & 45 provide thermal insulation, fire protection, and acoustical control while efficiently draining water from a wall cavity system. They are available with up to 90% post-industrial recycled content. RainBarrier products are non-combustible and compatible with common wall ties, adhesives, and air barrier systems.

PRODUCT OPTIONS

  • Standard Fiber = 70% Post-Industrial Recycled Content
  • EPA Choice Fiber (For US Government Projects) = 75% Post-Industrial Recycled Content
    • Meets the EPA Comprehensive Procurement Guidelines for Rock Wool insulation
  • Dark Fiber (for aesthetics) = 84% Post-Industrial Recycled Content
  • Green Fiber = 90% Post-Industrial Recycled Content
  • RainBarrier 30, 3" or greater thickness, is available with a vapor retarding foil facing.
  • RainBarrier 45, 2" or greater thickness, is available with a vapor retarding foil facing.
  • Both RainBarrier 30 and 45 are available in dark and regular colored fibers.
INSTALLATION
Thermafiber recommends mechanical attachment of RainBarrier insulation products.
Standard insulation pins and washers are recommended, with spacing not to exceed 24" on center.

STANDARD SIZES

 ThicknessWidthsLengths
RainBarrier 301 - 1/2" - 6"16", 24", 36"48", 60"
RainBarrier 451" - 6"16", 24", 36"48", 60"
*Thicknesses are available in 1/2" increments. Custom sizes (width and length) are available upon request.


TECHNICAL DATA

Tested to ASTM E 84
  Tested to ASTM C 518UnfacedFoil Faced
Product
Designation		Actual
Density		"K" @ 75° [24°C]
BTU.in/hr.sq. ft. °F		"R" value per
inch of thickness**		Flame SpreadSmoke DevelopedFlame SpreadSmoke Developed
RainBarrier 303.0 pcf0.26'R'=3.800250
RainBarrier 454.5 pcf0.24'R'=4.200250
**R= thickness divided by 'k'


ACOUSTICAL PERFORMANCE

 
Coefficeints at Frequencies Per ASTM 423
Thickness125 Hz250 Hz500 Hz1000 Hz2000 Hz4000 HzNRC
RainBarrier 301-1/2"0.220.390.901.031.021.020.85
2"0.350.631.111.131.071.061.00
3"0.631.031.261.141.091.091.15
4"0.951.201.221.111.081.081.15
RainBarrier 451-1/2"0.220.440.961.061.051.050.90
2"0.300.691.081.011.001.030.95
3"0.701.071.241.131.071.081.15
4"1.031.251.201.051.051.081.15

THERMAFIBER INSOLUTIONS™
Thermafiber offers industry leading technical and engineering assistance to architects, specifiers, and contractors. These services include CAD drawings, engineering judgments, LEED Credit Information, and product recommendations. Contact our technical services department at 1-888-834-2371, or email technicalservices@thermafiber.com.

STANDARDS COMPLIANCE
RainBarrier 30 and 45 meet the following:
ASTM C 665 Non-corrosive, Type I, III
ASTM C 612 RainBarrier 30 Type IA
ASTM C 612 RainBarrier 45 Type IA, IB
ASTM E 136 Rated Non-combustible per NFPA Standard 220
ASTM E 96 Unfaced, 50 Perms as tested
ASTM E 96 Foil Faced, 0.02 Perms as tested
ASTM C 1104 Absorbs 0.03% by volume
ASTM C 356 Linear Shrinkage <2% 1200° F (650° C)


Thermafiber, Inc.
3711 Mill Street
Wabash, IN 46992
Tel: (888) 834-2371 (888)TFIBER-1
E-mail: info@thermafiber.com
Web site: http://www.thermafiber.com