PATCO® D9100
Transparent Flame Retardant Aircaft Waterseal Tape
Aircraft Corrosion Inhibitor

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  • Floor joint sealing on aircraft decking in all wet areas.
  • Surface protection.
  • Sound dampening.


  • Tough & durable.
  • Water resistant.
  • Repositionable flame retardant
  • Sealant compatible.
  • Allows wide width usage. Can be die-cut.
  • Helps prevent corrosion on floor structures.
  • Meets all interior flame retardant requirements.
  • Can go directly over wet sealant.
  • Ease of application.
Test Typical Value Typical Value (Metric) Test Method
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Total Thickness 9 mils 0.228 mm PSTC-33
Adhesion to Steel 40 oz/in. 44.80 g/mm ASTM – D3330
Tensile Strength 48 lb/in. 0.860 kg/mm ASTM – D3759
Elongation (%) 500%
Application Temperature Range 50°F to 120°F 10°C to 49°C
Operating Temperature Range -65°F to 300°F -54°C to 149°C



Single-Coated with Liner
Substrate: Interior Grade Aromatic Polyurethane
Adhesive: Polyurethane Pressure Sensitive
Colors: Transparent
Liner: 92lb Kraft Paper


  • Flame retardant: meets FAR 25.853(a) 12 second vertical burn test for interior aircraft use.
  • Supplies with FAA 8110-3 form to verify compliance with 25.853(a).
  • Meets Boeing Material Specification BMS 8-346A.
  • Meets Airbus AIMS 10-05-004.
  • Shelf life is 18 months from date of manufacture.
  • Store in clean dry area at +70°F. (21°C), 50% RH.
  • Weight: 1.282 oz/sq.ft.


Typical values are not intended to be used for specification development.
Technical data is believed to be true and accurate.
We recommend the purchaser test the fitness for use for all applications.