The FortiFiber FortiFlash Butyl Flashing Membrane 12" x 75' 25 mil is a butyl tape from - for exact-match material ordering. Match manufacturer model/MPN HE018FFB976. This variant is sold as RL with SKU FORF12. FortiFlash 40 is a Class I, self-bonding, waterproof, vapor retarder membrane with self-sealing properties.

Key Specs

• Brand: -
• Model / MPN: HE018FFB976
• SKU: FORF12
• Sell unit: RL
• Product type: Butyl Tape
• Size: 12" x 75' 25 mil
• Color / finish: 12" x 75' 25 mil
• Category: Building Materials | Building Materials/Tapes & Adhesives | Building Materials/Tapes & Adhesives/Butyl Tape

Key Features

• Self-seals around nails and fasteners for lasting watertightness
• Can withstand extreme temperatures up to 250° F
• Split-back release for easy handling

Coverage & How Much You Need

Confirm coverage/yield from the manufacturer instructions and job takeoff before ordering.

Compatibility / Fitment

Use only with compatible systems and installation conditions specified by the manufacturer.

FAQs

What exactly am I ordering?

FortiFiber FortiFlash Butyl Flashing Membrane 12" x 75' 25 mil, sold as RL, SKU FORF12, manufacturer model/MPN HE018FFB976.

What unit is the price based on?

The price is for the RL sell unit.

What should I match before ordering?

Match brand, model/MPN where available, size/color, sell unit, and the project specification.

Can this be substituted?

Treat this as an exact-match building material selection; hold for review before substituting a different model, color, size, or system family.

How do I estimate quantity?

Use the project takeoff plus manufacturer installation instructions, including waste, overlap, and accessory requirements.

Follow manufacturer instructions, OSHA-safe work practices, local code, and project specifications.

Product Expert Notes

Choose this variant when -, SKU FORF12, RL sell unit, and MPN HE018FFB976 match the job requirement.