Material Specifications

Exterior Profile: 2″ high standing seam with a Mesa profile between the seams, embossed

G-90 galvanized or AZ-50 aluminum-zinc coated steel in 24 and 22 Ga.; or AZ-55 aluminum-zinc coated steel with a clear acrylic coating in 24 Ga.

Interior Profile: Mesa, nominal 1/8″ deep, embossed or unembossed

G-90 galvanized or AZ-50 aluminum-zinc coated steel in 26, 24 and 22 Ga.

Foam Core: Foamed-in-place, Non-CFC & zero ODP polyurethane, Factory Mutual Class 1 approval
Thermal Values:
42″ Width @ 75°F Mean R-Value U-Factor
2″ Panel 16.67 0.0600
2-1/2″ Panel 20.41 0.0490
3″ Panel 24.15 0.0414
4″ Panel 31.45 0.0318
5″ Panel 38.91 0.0257
6″ Panel 46.08 0.0217
Based on ASTM C518, ASTM C1363 and Thermal Modeling, 75°F core mean temperature.
Width: 30″, 36″, 42″
Thickness: 2″, 2-½”, 3″, 4″, 5″, 6″
Length: 9′-6″ to 53′-0″; contact Metl-Span for custom length availability
Finishes & Colors: See Color Chart.

A new expanded palette of premium colors is also available for non-cold storage buildings.

Prices may vary by color, gauge and quantity of metal.

Joint: Concealed clip mechanically seamed single-lock standing seam at the exterior joint. The interior side joint is a single tongue-and-groove interlock.
Fastening: Two-piece clip with fasteners concealed in the side joint.  Cold Storage applications may require alternate methods of attachment.  Contact Metl-Span.
Uplift Performance: UL 90 rated, Factory Mutual 4471, FM 1-90 windstorm and Florida Building Code approved.
Dade County NOA No. 16-0208.08.

FM Approved Class 1 with no height restrictions, 2″-6″ thick.