Marco System Joists

Master Rib
MasterRib metal panels are our most popular and versatile for classic looks used in a wide range of roofing and sidewall applications for residential, commercial, and post-frame, buildings. MasterRib metal panels feature extra-wide ribs to increase strength and ease handling with roof installation. Another unique feature of the MasterRib metal roofing panel is the extra-large siphoning channel on the under-lap rib which provides extra leak resistance in extreme wind and rain loads.


Specifications
- Applications: Roof & Wall
- Fastener: Exposed Fastener
- Coverage: 36" Coverage
- Rib Height: 3/4"
- 3:12 minimum recommended roof pitch
- Suitable for solid deck or open framing
Substrates and Coatings
- High-strength steel substrate
- Anti-corrosion Galvalume® coating for painted and unpainted steel
- 29- and 26-gauge unpainted Galvalume® Plus
- 29 gauge unpainted galvanized with acrylic coating
- 29- and 26-gauge Signature® 200 siliconized polyester paint system (select colors)
- Painted panels feature 45-year limited finish warranty coverage
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Modular design: Versatile for various construction applications.
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Available in 36” and 48” depths: Suitable for various project requirements.
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Effective for standard bays up to 60” or longer under consult: Adaptable to different bay sizes, providing flexibility.
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Bolt-Together Application: Streamlined assembly with uniform fasteners, eliminating the need for welders.
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Rust-resistant: Our 100% galvanized steel system ensures long-lasting performance
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Completed Knock Down (CDK) for full-load freights: Convenient shipping and handling for your projects.