About M‑Weld™ Snap‑on Coping & M‑Weld™ Snap‑on Coping Plus

Whether folded, metal-locked, or welded, GAF Edge Corners and Accessories come premanufactured and ready to install for a clean finished look with no additional field labor. True welded radius, matching corners, end caps, and other accessories are factory fabricated. Comes in a variety of colors.

  • Quicker:  No need for caulking or sealing at fasteners or joints
  • Available in 16-gauge cleat for high wind areas

Featured Benefits

Product Documentation

View All Documents
GAF Commercial brochure showing commercial roofing systems

Commercial roofing products: solutions for every roofing need

From single-ply membranes to full system solutions, and state-of-the-art digital services to hands-on training. GAF offers the range of durable, easy-to-use products and services you need to succeed.
Download Catalog

Resources for every professional

Contractor working on a commercial roof

Contractors

We’re building new plants for greater capacity, and better systems for faster response and greater visibility.
Contractor Resources
An architect drafting blueprints

Architects & Design Pros

We’re building better, faster, more accurate access to the information you need.
Design Resources
A commercial storage facility

Property managers & owners

Whether you manage one property or many, we’re building the products and programs you need to reroof, restore, or maintain your investment.
Building Resources
GAF employee outside flatbed truck with shingles

Roofing suppliers

Find tools, documents, and training designed by GAF to help you serve your customers.
Dealer Resources