BOSS - 02684GY10 - 368 Butyl Rubber Sealant, 10.3 oz., Grey

Item: BOSS36803
MFG: 02684GY10
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Boss® 368 Butyl Rubber Sealant Is A One Component Skinning Product For Sealing Standing Seam Roofs and Side Walls. Provides Excellent Adhesion To Metal, Asphalt, Wood and Masonry Substrates.


  • Seals Standing Seam Roofs
  • Seals Side Walls
  • Seals Gutters and Downspouts
  • Filling and Caulking Joints In Heating and Air Conditioning Ducts
  • Excellent Sealant For Sealing Joints In Sheet Metal
  • Compatible with and Suitable For Use On Polyurethane Foam and Extruded Polystyrene

California residents: see Proposition 65 Warning

Features and Specification

Weight 1.010000
Package Length 6.000000
Package Weight 12.120000
Package Width 8.000000
Ratings BOSS® 368 meets or exceeds TT-S001657, TT-C-1796A, Type I, Class A. BOSS® 368 meets FDA Regulation, food additives, sub-part F, sub-paragraph 175.105 being composed of ingredients acceptable for packing and transporting food. BOSS® 368 is acceptable to the U.S. Department of Agriculture for use in meat and poultry processing areas under Federal Inspection. BOSS® 368 meets ASTM-E-90 and ASTM-E-84.
Service Temperature -60°F to 200°F (-51.1°C to 93.3°C)
Package Height 12.000000
Length 2.000000
Shelf Life 1 Year from the date of shipment
UPC 787930368034
UV Resistant No
Viscosity Varies
UL Listed No
Tensile Strength Not Provided
Temperature Range -60°F to 200°F (-51.1°C to 93.3°C)
Width 2.000000
Storage Temperature >90°F (32.2°C)
Standards NSF Standard 51, UL Recognized, FDA/USDA requirements for use in establishments operating under Federal Meat and Poultry Inspection Program, TT-S-001543A, TT-S-00230C, ASTM C-920-86
Solvent No
Solids Content 0.9
Size 10.3 Ounce
UL Recognized No
Cubic Measurement 0.025500
Coverage Not Provided
Composition Butyl Rubber
Color Gray
Dry Time 25 Minutes
Brand BOSS®
Base Butyl
Application One Component Skinning Sealant For Filling And Caulking Joints In Heating And Air Conditioning Ducts.
Dimensional Weight 4.000000
Application Temperature -35°F to 140°F (-37.2°C to 60°C)
For Use With metal, asphalt, wood and masonry substrates
Height 11.000000
Functions Sealant
Flash Point 40° C to 60° C (solvent)
Fire Rating Meets ASTM E84


picture_as_pdf safety data sheet

picture_as_pdf specification sheet