Built for Strength. Engineered for Speed.

Solid-Lock 18™ Roofing System

Key Features

Every detail is engineered for performance, precision, and long-term durability.

The Solid-Lock 18™ Roof System is roll-formed on site for a superior fit, fewer interruptions, and faster installation. Built for self-storage, commercial, and industrial projects, this standing seam roof system delivers exceptional wind uplift resistance, minimal maintenance, and a clean, modern profile, all without the need for shipping stretch loads or crane lifts to stage panels on the roof.

Panel Width

18″ coverage

Rib Height

2″

Continuous Span

Roll-formed on site in lengths up to 200′ — eliminates step/splice joints

Onsite Logistics

Reduces freight loads and eliminates need for crane lifts

Seam Type

Mechanically seamed for superior watertight performance

Fastener System

Hidden clips for clean aesthetics and maximum water resistance

Coatings

Galvalume or high-quality paint systems for long-lasting color and protection

The Solid-Lock 18™ Roof System is built to perform where it matters most:

✅ Wind Uplift Resistance – Engineered for storm-prone areas
✅ Leak Protection – Advanced seam and sealant technology
✅ Thermal Movement Control – Floating clip design allows for expansion and contraction
✅ Corrosion Resistance – Premium coatings protect against environmental wear

Enhance your Solid-Lock 18™ Roof System with precision-fit accessories for a complete, long-lasting roofing solution:

  • High Floating Clips

  • Rake Support Angles

  • Thermal Blocks

  • Fixed Clip

  • Eave Plates (High & Low)

  • Outside Closures

Solid Steel Structures provides complete installation guidance, field support, and training to ensure your crew installs the Solid-Lock 18™ Roof System safely and correctly.

  • OSHA-compliant safety guidance

  • Step-by-step installation resources

  • On-site troubleshooting and training

  • Optional extended warranty coverage

Request More Information

The Benefits of Choosing the Solid-Lock 18™

Engineered Strength

Manufactured with a minimum 24-gauge coated steel for long-term structural integrity and performance under demanding conditions.

Enhanced Weather Resistance

A high-performance mechanical seam helps prevent leaks and withstands extreme weather conditions.

Superior Wind Uplift Performance

Tested to meet UL Roofing Standards and Florida Product Approval Codes for maximum storm protection.

Thermal Efficiency

Optional thermal spacers and insulation help reduce energy costs and improve overall building efficiency.

Long-Term Finish Protection

Industry-leading coatings protect against corrosion, fading, and chalking for a consistently clean look.

Clean, Modern Aesthetic

Striated panels reduce oil canning and provide a smooth appearance ideal for commercial and self-storages designs.

Applications

Versatile and adaptable, the Solid-Lock 18™ Roof System is ideal for a wide range of structures:

Single & Multi-Level Self-Storage

Industrial Facilities

Warehouses

Agricultural Structures