Murus NB-2100EPS

THE MURUS NB-2100EPS

INSULATING PANEL
(OSB/EPS Foam Core)

Dimensions & Weights
Series 2145EPS 2165EPS 2185EPS 21105EPS 21125EPS
Overall Thickness: 4-1/16″ 6-1/16″ 7-13/16″ 9-13/16″ 11-13/16″
Thickness Tolerance: +/- 1/8″ * * * *
Width: 48″ * * * *
Width Tolerance: +/-1/8″ * * * *
Standard Lengths:
(Feet)
8′ * * * *
Length Tolerance: +/- 1/4″ * * * *
Weight: 1.95 lb/sf 2.10 lb/sf 2.25 lb/sf 2.45 lb/sf 2.60 lb/sf
Insulating Core
Type: Expanded Polystyrene Foam
Thickness: 3-5/8″ 5-5/8″ 7-3/8″ 9-3/8″ 11-3/8″
Density: 1 lb/cu.ft.
(nominal)
* * * *
R-value 3.84 per inch thickness * * * *
System R-value @ 75F 14 22 29 37 44
Insulating Core Properties Design Values
K Factor: .26 ASTM C-518
Compressive Strength: 10 psi ASTM D-1621
Flexural Strength: 25 psi
minimum
ASTM C-203
Tensile Strength 28 psi minimum ASTM C-297
Shear Strength: 16 psi minimum ASTM-C-273
Shear Modulus: 440 psi minimum ASTM C-273
Modulus of Elasticity: 915 psi minimum ASTM C-203
WVT/Perm Inch: 5.0 maximum ASTM E-96
Water Absorbtion
(by volume)
4% maximum ASTM C-272
Maximum Service Temperature 165 degrees F (long term)
Foam Fire Rating: Class 1 **ASTM E-84
Flame Spread: <25 **ASTM E-84
Smoke Developed <450 **ASTM E-84
* Specification or value is the same as the NB-2145EPS panel
** ASTM E-84 is not necessarily a representation of performance in an actual fire. Class 1 is the highest rating available for combustible materials.
Outside Skins
Type: Oriented strand board (OSB)
Grade: Exposure-1
Thickness: 7/16″

Expanded Polystyrene (EPS) SIPs