Polyken 627-20 Shadowlastic Plus Premium Window & Door Flashing-627

Product number: 627-20 Shadowlastic Plus

Premium Window & Door Flashing Tape

Product Information:

  • Adhesive Type
  • Carrier / Support / Facestock
    PE (Polyethylene) Film
  • Gauge / Mil
    20.0 mil
  • Liner Type
  • OEM / Specification Body & Specification
    AAMA > 711-13
    ASTM > E2112
  • Operating Temp Range
    -30 to 200 °F
  • Performance Category / Characteristics
    Environmental Resistance, UV Resistance, Moisture/Water Resistance
  • Color(s)
    Custom Color
  • Custom color(s)
    Black Printed
  • Product Construction
    Single-Coated Tape

Features & Benefits:

  • Woven Polyethylene Backing
    • Conformable and durable
    • Excellent air and moisture barrier properties
    • Suitable for up to 3 years outdoor UV exposure
  • Butyl Rubber Adhesive
    • Provides permanent weather-tight seal on most clean, dry building surfaces
    • Good all-temperature performance
    • Compatible with sealants and caulking
    • Self-healing after puncture
    • Used properly, can contribute toward requirements for EA Credit 1 (Optimize Energy Performance) under LEED®
  • Paper Release Liner
    • Easy to remove

Regions Available

  • Global

Ideal For:

Window and door installations. Corner board abutments. Sidewall sheathing seams. Deck-to-wall joints. Sealing other detail areas against water and air penetration.


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