York Multi-Flash 500 SA Copper Fabric Flashing
Ships in 1–2 Weeks
Once an order is placed, no changes, cancellations, or returns are accepted.
Multi-Flash™ 500 SA is a self-adhering, non-asphaltic copper fabric flashing manufactured from flexible copper laminated on one side with polymer fabric, butyl adhesive, and a siliconized release liner.
Available in 3-ounce, 5-ounce, and 7-ounce copper configurations, the membrane provides a watertight, self-adhering bond without requiring primer. It can be applied from 20°F to 170°F and remains stable and airtight from -70°F to 250°F.
Key Features
- Self-adhering copper fabric flashing
- Available in 3-ounce, 5-ounce, and 7-ounce copper
- Watertight butyl adhesive
- No primer required
- Non-asphaltic and non-staining
- Strong puncture resistance
- Flexible and easy to cut and form by hand
- Class B fire-resistant material
- Mold resistant
- 90-day UV exposure
- Manufactured from 90% recycled material
- Recyclable
- 20-year manufacturer warranty
Common Applications
- Through-wall flashing
- Air-barrier transitions
- Roofing transitions
- Waterproofing transitions
- Roof-to-parapet flashing
- Jamb-closure flashing
- Foundation sill flashing
- Cavity-wall flashing
- Shelf-angle flashing
- Parapet and coping flashing
- Head and sill flashing
Compatible Materials and Systems
- Air barriers
- Below-grade waterproofing
- Roofing membranes
- Spray polyurethane foam
- Insulation boards
- Construction sealants
- Masonry backup walls
- Stud walls with sheathing