Lexis Coatings » SeamStitch » SeamStitch Silicone Caulk

SeamStitch Silicone Caulk

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

SeamStitch Silicone Caulk

Lexis Coatings LLC
6460 Hwy 92 Ste 100
Acworth, GA 30102
United States
Silicone Roof Coating - EnergyGuard
Product Description

SeamStitch Silicone Caulk is a solvent-based, single component, moisture cure, high solids, silicone caulk.

  • May be used to seal around pipe boots, seams, curbs, flashing, penetrations and fasteners.
  • Useful for spot repairs on our silicone roof coating system.
  • Long term durability compared to acrylic caulks.
  • Not affected by ponding water.
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, sausage gun.
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) - 95°F. Lower temperature and humidity will effect cure.
Colors White, Tan, Light Gray, Dark Gray None
Cure Time Tack Free: 1-2 hours, Cure Times: 12-18 hours
Elongation 275%
Flash Point 160°F ASTM D-93
Hardness 50±5 (Shore A) ASTM D-2240
Packaging 5 gallon pail
Permeability 4.2 perms
SRI 106 (Initial)
Shelf Life 12 months (Unopened Containers @ 50°F-85°F)
Solids by Volume 95% ±2% ASTM D-2697-3
Solids by Weight 10.7 lbs/gal
Tack Free 1-2 Hours (Depending o humidity and temperature)
Temperature Stability Range -25°F - 175°F
Tensile Strength 130
VOC <50 grams/liter EPA Method 24