Classic rib – Metal Sales Classic Rib Manual User Manual
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© Metal Sales Manufacturing Corporation/ Subject to change without notice/ Effective Date 9/11
800.406.7387 (Corporate Office) • www.metalsales.us.com
CLASSIC RIB
®
P
anel
o
verview
PANEL PROFILE
SLOPE
SUBSTRATE
COVERAGE
LENGTH
AVAILABILITY
APPLICATION
FASTENING SYSTEM
FASTENERS
MATERIALS
FINISH
The minimum recommended slope for any Classic Rib roofing panel is 3:12.
Classic Rib is designed to be utilized over open structural framing, but can easily be used with a solid substrate.
The recommended substrate is
5
/
8
" plywood with a 30 pound felt moisture barrier. To avoid panel distortion, use
a properly aligned and uniform substructure.
Classic Rib panels are available in a 36" width with a
3
/
4
" rib height.
Lengths under 5'-0" are available with some cutting restrictions. Maximum recommended panel length is 45'-0".
Longer panels require additional consideration in packaging, shipping, and erection. Please consult your Metal
Sales branch for recommendations (see PGI-2 and PGI-3 for locations).
Classic Rib panels are available in 29, 26, and 24 gauge optional. Minimum quantity may apply.
Commercial and Industrial panel.
Direct Fasten (Exposed)
The fastener selection guide should be consulted for choosing proper fasteners for specific applications.
Quantity and type of fastener must meet necessary loading and code requirements (see PGI-12-14).
Steel grade 50 per ASTM A-792
Steel grade 80 per ASTM A-792 or per ASTM A-653
*
Acrylic Coated Galvalume
®
(ACG) / ASTM A-792 - AZ55
Prepainted Galvalume / ASTM A-792 - AZ50
MS Colorfast45
®
**
Fluorocarbon (PVDF)
*
Differential appearance of Acrylic Coated Galvalume roofing materials is not a cause for rejection.
**
Meets both Kynar 500 and Hylar 5000 specifications.
36" Coverage
Anti-Siphon Groove
9"
3
/
4
"
3
/
8
"
3
1
/
8
"
2
3
/
4
"
5
/
8
"
C
1
3
/
4
"
PERFORMANCE TEST
UL 2218, UL 790, Texas Department of Insurance, Cantilever Diaphragm.