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EX-CELL is a general purpose builder's caulk for use on a wide variety of surfaces, delivering good adhesion and durability. This caulk forms a flexible, durable, airtight, and water-resistant seal. Once cured, the bead is mildew resistant and meets ASTM C-834 Type OP, Grade 0° C. It can be used to seal cracks, joints, and seams around: windows, trim, doors, ceilings, drywall, and air conditioning vents and ducts.

Performance Features:

  • Meets ASTM C-834, Type OP, Grade 0°C.
  • Tested in accordance with ASTM E90-09 as a sealant for use in acoustical applications when used as described in ASTM C919
  • Up to 1/2” in properly designed joints
  • Paintable
  • Provides a flexible, durable seal
  • All purpose
  • Interior / Exterior
  • Vacuum Filled Tubes
  • 40-year guarantee
Ex-Cell Caulk TubeContact Us




White variant of tower sealants logo
2095 Memorial Park Rd.Gainesville, Georgia 30504
FAX: 866-897-7569
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