HUEBERT FIBERBOARD ROOF INSULATION THERMAL CONDUCTANCE
EQUIVALENTS

THICKNES	CONDUCTANCE	RESISTANCE
1/2" 3/4" 1" 1 1/2" 2" 2 1/2" 3"	.72 .48 .36 .24 .19 .15 .12	1.38 2.08 2.78 4.17 5.26 6.67 8.33

HUEBERT FIBERBOARD ROOF INSULATION SPAN STRENGTHS 

UNSUPPORTED CHANNEL WIDTH

MINIMUM BOARD THICKNESS

UP TO 3/4" 3/4"TO 1 1/2" 1 1/2" TO 2 5/8" 2 5/8" TO 3 1/2" 3 1/2" TO 4 1/4"

1/2" 3/4" 1" 1 1/2" 2" (APPLIED IN TWO 1" PLIES, STAGGERED.) 1" OR GREATER ACCEPTED BY FACTORY MUTUAL

HUEBERT FIBERBOARD ROOF INSULATION COMPLIES WITH STANDARDS FOR FIBERBOARD SET FORTH IN: FEDERAL--LLL-1-535-B CLASS C * COMMERCIAL STANDARD (U.S. DEPT. OF COMMERCE) PS57-73 ASTM--C-20895  FACTORY MUTUAL CLASS 1   CONSTRUCTION -

Roof_Insulation_Board	Coated High Density Roof Insulation
Huebert Fiberboard Roof  Insulation Thermal Conductance Equivalents	History & information about Huebert Fiberboard	U-Values for Various Deck Construction and Thickness of Huebert fiberboard Roof Insulation
Compression Test Results	Back to Home Page	Huebert Fiberboard Archery

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