Lexis Coatings » SeamStitch » SeamStitch Acrylic Caulk

SeamStitch Acrylic Caulk

Membrane Roofing / Fluid Applied Roofing / Elastomeric Roof Coating - 075600
Product Name

SeamStitch Acrylic Caulk

Lexis Coatings LLC
6460 Hwy 92 Ste 100
Acworth, GA 30102
United States
Acrylic Caulk - SeamStitch
Product Description

SeamStitch Acrylic Caulk is a white, water-based, brush grade acrylic elastomeric caulk. Seals sheet metal fasteners, seams, laps and flashings prior to the application of acrylic elastomeric roof coatings.

  • Excellent weatherability and UV resistance.
  • Superior adhesion to various substrates.
  • Provides a durable, weather resistant, long lasting seal.
  • Easy to use, non-toxic and VOC-compliant water based coating.
Technical Data

See table on the following page.

  • Ready to use. Thinning is not necessary. Mix well before using.
  • Roof must be clean, dry and free of any oil, grease, dirt or loosely adhered coating. Bare surfaces must be prepared and checked for compatibility.
  • Follow our roof restoration procedures and always perform an adhesion test.
  • Equipment: putty knife, bulk loader.
Availability and Cost

This product is available directly from Lexis Coatings and our authorized distributors.


On pre-qualified and registered applications completed by Lexis-approved contractors, long term warranties are available. Contact Lexis Coatings for warranty information.


Read our Care and Maintenance Guidelines.

Technical Services

Contact Lexis Coatings for technical support.

Filing Services

Additional product information is available from Lexis Coatings.

Technical Data

Property Value Method
Application Temperature 50°F (and rising) - 100°F. Less than 85% relative humidity
Clean Up Water
Color White
Coverage As Needed.
Density 11.0 - 11.4 lbs/gal
Dry Time Dry to touch in 4-6 hours. 12-24 hours to recoat. Depending on humidity and moisture.
Elongation 315% ±50 ASTM D-412
Flash Point None
Packaging 1 gallon pail, 5 gallon pail
Permeability 0.14 perms/cent
Shelf Life 12 months @ 40°F-90°F
Solids by Volume 68 ±2% ASTM D-1644
Tensile Strength 500 ±50 psi ASTM D-412
VOC <35 grams. Liter
Viscosity 60,000 ± 25,000 cP Brookfield