Fortifiber Fortiflash 40 mil Self-Adhered Flashing Membrane Tape, 6 in. x 75 ft. Roll
Fortifiber Fortiflash 40 mil Self-Adhered Flashing Membrane Tape, 6 in. x 75 ft. Roll
Fortiflash 40 mil self-adhered flashing tape roll
Fortiflash is a self-adhered waterproof flashing membrane designed to help protect openings and penetrations from water intrusion. Its rubberized-asphalt core self-seals around nails and fasteners, while strong adhesion helps keep the membrane in place for window, door, and wall applications.
Key Features:
- Self-Adhered Installation: Peel-and-stick application with strong adhesion to help keep flashing positioned without mechanical fasteners.
- Watertight Nail Seal: Rubberized-asphalt core self-seals around nails and fasteners for lasting water resistance.
- Durable Reinforced Construction: Engineered to resist delamination and tearing in demanding conditions.
- Code/Standard Compliance: AAMA 711 compliant for window/door flashing applications.
- Sized for Detailing: 6 in. x 75 ft. roll is ideal for window/door perimeters and wall penetrations.
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
|---|---|
| Product name | Fortifiber Fortiflash 40MIL 6"X75' |
| SKU | 05MIFF4006 |
| Category | Flashing |
| Sub-category | Window, Door & Wall Penetration Flashing Membranes & Tapes |
| Roll width | 6 in. |
| Roll length | 75 ft. |
| Thickness | 40 mil |
| Unit of measure | RL - Roll |
| Product type | Self-adhered waterproof flashing membrane |
| Core material | Rubberized asphalt (self-sealing) |
| Reinforcement/film | Cross-laminated high-density polyethylene (HDPE) film |
| Standard compliance | AAMA 711 compliant |
| Compatible sealant | Moistop® Sealant |
Frequently Asked Questions (FAQ):
Q: Where can I use this flashing membrane?
A: It’s intended for window, door, and wall penetration flashing, and can also be used on non-roofing horizontal details like sill pans, parapets, pot shelves, and recessed windows.
Q: Does it seal around nails and staples?
A: Yes—its rubberized-asphalt core is designed to self-seal around nails and fasteners to help maintain a watertight barrier.
Q: Do I need mechanical fasteners to hold it in place?
A: Typically no; it’s designed with strong adhesion so it can remain in place without mechanical fasteners (follow project requirements and local code).
Q: What standard does it comply with?
A: It is listed as AAMA 711 compliant.
Q: What is the roll size for this SKU?
A: This item is a 6-inch-wide by 75-foot-long roll in 40 mil thickness.
The invisible detail that makes a space feel flawlessly finished
Luxury lives in the details you don’t see—where every edge is sealed, protected, and impeccably resolved. Fortiflash brings that quiet confidence with a self-adhered, waterproof membrane that hugs corners and transitions with precision. Use it to refine window and door openings so the architecture reads crisp, clean, and intentional from every angle. It’s the behind-the-scenes essential that supports truly elevated living.
Seal your openings with confidence—choose Fortiflash 40 mil in 6 in. x 75 ft. to help protect your build from water intrusion where it matters most.
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Installation