Foil, Film & Foam Tapes
SF 686 UL 181B-FX Listed/Printed ShurMASTIC® Butyl Foil Tape
ShurMASTIC® butyl foil tape used for airtight and moisture-free sealing of Class 1 Flex Duct, sheet metal and duct wrap vapor barriers, and is also approved for subgrade application on PVC-coated duct. A paintable, UL 181B-FX Listed mastic on a roll for indoor or outdoor use, SF 686 is designed with a butyl rubber adhesive system that can withstand wide temperature variances once applied.
Features & Applications
Specifications
Learn more about SF 686 in depth by exploring all of its features and uses. You can also visit TapeUniversity.com to learn more about choosing and using tapes.
Markets
Construction
Backing: Printed, 2 mil aluminum foil
Adhesive: Non-flammable, butyl rubber adhesive
Liner: NA
Properties & Technical Data
Product Nomenclature: SF 686
Property | Standard | Metric |
---|---|---|
Adhesion to Stainless Steel | 111 oz/in width | 12.15 N/10 mm |
Application Temperature Range | 35 F to 110 F | 1.7 C to 44 C |
Service Temperature Range | -20 F to 200 F | -29 C to 93 C |
Tensile | 23.8 lbs/in width | 41.7 N/10 mm |
Thickness | 17.0 mils | 0.43 mm |
Downloads
Sizes & Colors
Colors Available:
Lengths Available: 100 ft
Widths Available: 2 in, 3 in
Sizes and colors disclaimer: Lead times may apply. Please contact Shurtape customer service for information related to stock and non-stock sizes and colors.
Storage & Usage Conditions
Tape should be stored in its original packaging in a cool, dry area away from direct sunlight and should be used within 12 months of date of shipment. Surfaces to which tape is applied should be clean, dry and free of grease, oil or other contaminants.
Applicable Standards
UL 181B-FX
UL Listed
Pressure Classes SMACNA 1/2, 1, 2, 3, 4 & 6
Seal Classes A, B, C
Tested in accordance with UL 723
FSI 5/SDI 25
UL Listed
Pressure Classes SMACNA 1/2, 1, 2, 3, 4 & 6
Seal Classes A, B, C
Tested in accordance with UL 723
FSI 5/SDI 25
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Where to Buy
Shurtape Foil, Film & Foam Tapes products are available both online and at retailers nationwide. Check our Where to Buy page for more information on purchasing Shurtape products both locally and online.