Roof & Wall Panels

The panels used in the construction Pre-Engineered Buildings are composed of the following:

Base metal of either Galvalume coated steel conforming to ASTM A 792M SS Grade 340 class 2 AZM 150 or aluminum conforming to

ASTM B 209M Alloy 3003 Temper H26. Galvalume coating is 55% .Aluminum and about 45% Zinc by weight.

An exterior surface coating on painted panels of 25 microns finish.(epoxy primer with a highly durable polyester).

An interior surface coating on painted panels of 12 microns finish.(epoxy primer and modified polyester).