Joint & Seam Filler 20oz Sausage


Fiber reinforced fill coat and seam treatment

Joint & Seam Filler is specifically formulated to fill openings and create transitions where flexible reinforcement is needed to bridge larger gaps and ensure continuous support of fluid-applied flashing membranes, waterproofing, or air barrier components.

Product Data Sheet 

Safety Data Sheet


  • Simplified Preparation: Streamlines preparation by eliminating the need for joint reinforcing tapes, saving time and effort.
  • Environmentally Friendly: Solvent-free, isocyanate-free, and phthalate-free formulation complies with all VOC regulations, ensuring environmental responsibility.
  • Wet Weather Application: Bonds and cures in wet weather and on damp substrates, tolerating rain immediately after application for enhanced versatility.
  • Superior Adhesion: Silane functional polymer provides superior long-term adhesion, crack filling, and weathering characteristics, ensuring durable and reliable performance.


  • Shelf Life: 1 year in tightly sealed, unopened container.
  • VOC Content: Maximum 30 g/L.
  • Formulation: Viscous paste with a mild odor and pale red color.
  • pH: Not applicable.
  • Coverage Rate:
    • 29-oz tube: 60.5–93.5 lineal feet.
    • 20-oz sausage: 38.5–60.5 lineal feet.
  • Freeze Point: Data not available.
  • Flash Point: Data not available.
  • Total Solids: 99%.
  • Weight per Gallon: 11.8 lbs.

Additional information

Weight 2.34 lbs
Dimensions 1 × 1 × 1 in