Technical Data for Stress Skin enclosure panels

Applies only to Panels manufactured at Johnson City, TN Plant

Testing

General Panel, Johnson City, TN does not subscribe to on-going third party testing.   We manufacture all of our 3rd party tested panels at our Grenada, MS Plant.

Basic Performance

EPS Core Thickness

Overall Thickness r-Value Weight/sqft
3 5/8" 4 1/2" r-15 3.3
5 5/8" 6 1/2" r-23 3.5
7 3/8" 8 1/4" r-30 3.55
9 3/8" 10 1/4" r-38 3.62
11 3/8" 12 1/4" r-46 3.70

 

Fire Endurance

 
ASTM-D1929-77 Ignition & Flash Point Temperature of EPS and Waferboard Weyerhaueser Fire Technology Unit Report dated Aug 15, 1985
ASTM-E84 Flame Spread and Smoke Developed Rating of EPS and Waferboard

Wall Panel OSB/OSB Allowable Axial Loads psf wind load

EPS core thickness Wall Height 15# 20# 25# 30#
5 5/8" 8' 2,600 2,400 2,200 2,000
5 5/8" 9' 2,400 2,200 1,950 1,700
5 5/8" 10' 2,250 1,950 1,650 1,400
5 5/8" 12' 1,850 1,450    

Allowable roof span OSB/OSB L/240 with SPF splines-weight/sq ft-R-Value

EPS Core 4' 8' 10' 12'
5 5/8" 154 63 44 32

Recommended Maximum Spans- OSB/OSB panels

  Spline type      
EPS Core thickness Double osb Single SPF Double  SPF LVL
Roof/Ceiling        
3 5/8" 2' 4' 6' 6'
5 5/8" 6' 12' 14' 16'
7 3/8" 8' 14' 16' 16'
9 3/8" 8' 16' 16' 16'
11 3/8" 8' 16' 16' 16'
Floors        
3 5/8" N/A 4' 4' 6'
5 5/8" 4' 6' 7' 8'
7 3/8" 6' 8' 10' 12'
9 3/8" 6' 9' 11' 12'
11 3/8" 6' 9' 12' 14'

Header loads

Awaiting test data

Meet standard loads (same as dimensional lumber) at 12" header height.  Substantially stronger at 14" header height.

 

For more details and calculations go to www.sipsproducts.com/dorecalcs.pdf