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3M™ Sealing Tape 8777 Tan, 48 in x 75 ft Non-Slit Liner, 1 per case Bulk

3M ID  70006743424    UPC#  00051115644603    Part Number  8777    3M Product Number  8777     
3M™ Sealing Tape 8777 horizontal
3M™ Sealing Tape 8777 horizontal
3M™ Sealing Tape is a self-adhesive barrier for use in the construction industry to seal window and door openings against moisture intrusion. Tape has a unique, aggressive acrylic adhesive and thin, patented backing.
  • Translucent, 9.9 mil tape, proprietary backing, high tack acrylic adhesive, split liner
  • High tack, 0 degrees F to 120 degrees F application temperature range, self-sealing around nails, conformable, thin, resists UV exposure for up to six months, eligible for LEED® compliance credits, meets AAMA 711-05
  • Self-adhere, UV resistance, moisture barrier, air barrier, tear resistant, durable
  • Building and Construction, Window and Door, Roofing, Siding
  • Flashing, sealing, protecting, seaming, splicing, waterproofing
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3M™ Sealing Tape provides a weather-resistant barrier around windows and doors. Tape will adhere when applied in extreme temperatures beyond the range of traditional asphaltic or butyl flashing tapes: as low as 0ºF or as high as 120.


Adhesive TypeAcrylic
Backing MaterialProprietary film
Backing Thickness5 mil
Backing Thickness (metric)0.13 mm
Length75 Linear Foot
Length (Metric)22.86 m
Liner TypeHeavy Paper Split
Maximum Operating Temperature (Celsius)80 Degree Celsius
Maximum Operating Temperature (Fahrenheit)176 Degree Fahrenheit
Minimum Operating Temperature (Fahrenheit)-40 Degree Fahrenheit
Product FormRoll
Total Thickness9.9 mil
Width48 Inch
Width (Metric)1219.2 mm