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Sale! Geocel 2321 Construction Sealant 5-oz squeeze tube
GeocelGeocel 2321 Construction Sealant 5-oz squeeze tubeGeocel 2300 Clear Construction Sealant Pallet Conspec Materials


Conspec Family Business BadgeConspec Warranty BadgeOne-part, moisture-curing, semi-self-leveling Tripolymer sealant

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Geocel 2321 Gutter and Narrow Seam Sealant

Geocel 2321 Gutter and Narrow Seam Sealant is a single-component, elastomeric, semi-self-leveling, high performance tripolymer sealant designed to prevent the passage of air and moisture through small joints or seams.  2320 & 2321 has been formulated to meet California  Air Resources Board (CARB) Compliance.

Used for sealing aluminum, galvanized and vinyl-clad gutters, end caps and downspouts.  Its is also recommended for lap joints, storm windows, metal awnings, vents, flashing, side corner joints, and thresholds when a small joint sealant is required. 

Colors: White, Aluminum Gray and Clear

  • Excellent adhesion to most building surfaces – even in wet or oily conditions
  • Provides superior ultraviolet resistance
  • Can be applied in all temperatures
  • Asphalt Shingle Compatible
  • Paintable in 24 hours
  • Semi-Self-Leveling consistency
  • Cleans up easily
  • Stays Flexible, does not crack



To view the most recent Technical Data Sheet, please click here.


Weight 30 oz
Dimensions 4 x 4 x 7 in
Product Color

Aluminum Gray, Black, Clear, White

Product Size

5-oz Squeeze Tube

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