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Aluminum Flashing | Step Flashing & Z-Bar Flashing

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Flashing

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CL Aluminum’s flashing products are designed to do one thing exceptionally well: keep water out and structures protected. From step flashing that seals roof-to-wall joints to Z-bar flashing that shields horizontal seams on sheds, our aluminum flashing is built to meet code, prevent leaks, and deliver long-term performance.

Each piece is precision-bent for a consistent fit, easy installation, and a watertight finish. Whether you’re working on a home, shed, or commercial project, our flashing line gives you professional-grade protection and peace of mind.

Benefits of Aluminum Flashing

Lightweight, Easy to Install, and Corrosion-Resistant

Protects Fascia, Sheathing, and Wall Joints from Rot

Prevents Leaks and Water Intrusion at Critical Roof Joints

Why Contractors Choose CL Aluminum

  • American-made at our own manufacturing facility
  • Multiple sizes and gauges available for any project
  • Three color options to match shingles or siding
  • Factory-direct pricing — buy straight from the source
  • Code-compliant and precision-bent for a perfect fit
  • Dedicated service from order to shipment

Delivery & Ordering Information

  • Ships anywhere in the continental United States
  • Free samples available upon request. Contact us here to get one shipped
  • Multiple sizes and gauges available
  • Competitive contractor pricing with no middleman markup
  • Bulk and custom orders welcome

FAQs

Aluminum flashing is thin metal used at critical joints—such as roof edges and roof-to-wall transitions—to keep water out. It directs runoff away from fascia, sheathing, and wall joints to prevent leaks and rot, and to meet building code requirements.

Drip edge is installed along the roof edges to guide water away from the fascia and into gutters. Step flashing is used where a roof meets a vertical wall; pieces are layered with each shingle course to seal that joint and prevent water intrusion.

Yes. They’re designed and bent to meet common residential building code requirements for roof edge protection and roof‑to‑wall flashing when installed according to local code and manufacturer guidelines.

Bulk and custom orders are welcome. If you need a special bend, length, or color, reach out through the Contact form so the team can quote a custom run.

Yes. All flashing is manufactured in‑house in the U.S., which helps ensure consistent quality, accurate bends, and reliable lead times.

Hear From Our Customers

    • I work for a local Roofing company and have been working with Matt and the team here for several years. I have always found them to be wonderful to work with, excellent pricing and customer service, and quick to jump in when you need a hand. Give them a call, you will be well served!
      Jeremy Heitland
    • CL has been amazing for us. We buy several skids of drip edge and coil from Matt every year. Their pricing is great and service is even better! Thanks guys!
      Elmer Glick
    • Quality, custom fabrication aluminum drip edge and other products for roofers and construction professionals... quick turn-around and they will even deliver our orders... can't say enough good about the level of service you will receive from this company! Thank you!
      Amos Martin
    • Working with CL Aluminum has been an overall good experience. Their products are high quality, and their staff are friendly and helpful.
      Amber Blair

CL Aluminum is Here to Help

  • fast online ordering
  • Helpful Representatives
  • great, low prices
  • wide variety of colors
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