York 304 SA/York 316 SA

Self-Adhering Stainless Steel - Solving your more complex transitions in the wall assembly.

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Through Wall Flashing

Now considered the best self-adhering through-wall flashing. The flexible sheet of 2 mil type 304 or type 316 stainless steel is compatible with all neighboring materials and the 10 mils of butyl provides superior adhesion outperforming traditional peel and stick.

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  • Butyl adhesive/watertight bond
  • Available in type 304 and type 316 stainless steel
  • Flexible, easy to cut and form by hand
  • UV resistant
  • 20-year warranty
  • Fire resistant: ASTM E84 Class A material
  • Mold resistant: passes ASTM D3273
  • Passes air barrier material test: ASTM E2178-13
  • Excellent bond to a variety of substrates like OSB, exterior gypsum, plywood, concrete, metals, and air barrier materials
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  • York 316 SA available for coastal or highly corrosive environments
  • Bare stainless steel surface for sealants to adhere to
  • No primer required
  • Passes AAMA-711-20
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  • Air barriers
  • Spray polyurethane foam
  • Insulation boards
  • Below grade waterproofing
  • Roofing membranes
  • Construction sealants

York 304 SA/York 316 SA

Metal flashing that offers best in class puncture and tear resistance. It can be applied from 20°F to 170°F and stays stable and air-tight from -70°F to 250°F. We offer the option of type 316 stainless steel for any coastal applications.

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Available in Sizes

Type 304 & Type 316
4”, 6”, 9”, 12”, 18”, 24”, 36” x 50′
4”, 6”, 9”, 12” x 20′
*Custom sizes upon request

Associated Products

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