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Flashing & Masking Tape

Tapes for Waterproofing and Surface Protection

Flashing and masking tapes are adhesive tapes used for sealing, waterproofing, and surface protection during installation work. They are used to manage moisture, protect adjacent surfaces, and control coverage during construction and finishing applications. This category includes butyl tapes, flashing tapes, and masking tapes used within waterproofing and underlayment systems.

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Roll of 2 inch 3045 Nichigo Gatorade tape on a white background
Roll of 12 inch 3045 Nichigo Gatorade tape on a white background

Alpha Nichigo G-Tape 3045 Series Flashing Tape

Alpha
$21.32 - $89.96
$21.32 - $89.96
$21.32 - $89.96
$21.32

Alpha® Nichigo G-Tape™ 3045 Series is a self-adhering flashing tape constructed with a laminated polyethylene cloth backing and a proprietary acryl...

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$21.32 - $89.96
$21.32 - $89.96
$21.32 - $89.96
$21.32
Roll of 2 inch Nichigo G-Tape on a white background
Roll of 2 inch Nichigo G-Tape on a white background

Alpha Nichigo G-Tape 3040 Series Flashing Tape

Alpha
$18.20 - $89.96
$18.20 - $89.96
$18.20 - $89.96
$18.20

Alpha® Nichigo G-Tape™ 3040 Series is a high-adhesion acrylic flashing tape designed for waterproofing deck joists, beams, windows, and door openin...

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$18.20 - $89.96
$18.20 - $89.96
$18.20 - $89.96
$18.20
Roll of 2 inch Nichigo G-Tape on a white background
Roll of 2 inch Nichigo G-Tape on a white background

Alpha Nichigo G-Tape 3035 Series Flashing Tape

Alpha
$18.20 - $29.64
$18.20 - $29.64
$18.20 - $29.64
$18.20

Alpha® Nichigo G-Tape™ 3035 Series is a linerless, self-adhering flashing tape developed for exterior wall fenestration and related sealing applica...

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$18.20 - $29.64
$18.20 - $29.64
$18.20 - $29.64
$18.20
Green G-Tape roll with Alpha Professional Tools branding on a white background
Green tape roll with Nichigo G-Tape branding on a white background Sold out

Alpha Nichigo G-Tapeâ„¢ 1000 Series, Green

Alpha
$15.79 - $15.79
$15.79
$15.79 - $15.79
$15.79

Alpha® Nichigo G-Tape™ 1000 Series is a multi-purpose surface protection and repair tape designed for temporary sealing, marking, and protection ac...

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$15.79 - $15.79
$15.79
$15.79 - $15.79
$15.79
Sold out
Sold out

OSI® QUAD® Butyl Flashing Tape

OSI
$0.00 - $0.00
$0.00
$46.24 - $66.19
$46.24 - $66.19
$46.24

OSI QUAD Butyl Flash is a self-adhesive flashing tape designed to form an air and vapor barrier around window and door flanges, joints, and penetra...

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$0.00 - $0.00
$0.00
$46.24 - $66.19
$46.24 - $66.19
$46.24
Sold out
Alpha white Nichigo G-tape packaged on a white background
Alpha white Nichigo G-tape on a white background
Sold out

Alpha Nichigo G-Tapeâ„¢ 1000 Series, White

Alpha
$16.30 - $16.30
$16.30
$16.30 - $16.30
$16.30

Alpha® Nichigo G-Tape™ 1000 Series is a multi-purpose surface protection and repair tape designed for temporary protection, marking, and quick repa...

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$16.30 - $16.30
$16.30
$16.30 - $16.30
$16.30
Sold out
Alpha Professional Tools Clear Multi-Purpose G-Tape
Sold out

Alpha Nichigo G-Tape 1000 Series, Clear

Alpha
$15.79 - $15.79
$15.79
$15.79 - $15.79
$15.79

Alpha® Nichigo G-Tape™ 1000 Series is a clear, multi-purpose surface protection and repair tape designed for temporary sealing, masking, and protec...

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$15.79 - $15.79
$15.79
$15.79 - $15.79
$15.79
Sold out
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