Log Builder Caulking is a log home caulking sealant available in 5 gallon pails with a limited lifetime warranty by Sashco. Log Builder Caulking is designed to meet the demanding needs of the log home industry and is compatible with most construction materials. Log Builder is water resistant in 1-4 hours. Develops powerful adhesion, remains rubbery for many years (very resistant to weathering and ultraviolet light), and its water-based chemistry is environmentally friendly. Log Builder Caulking is an excellent sealant for weatherizing your log home. Recommended for use with Backer Rod. Made in the USA. 
Log Builder Caulking Data | SDS 
| Application Temp: |
40-90º F |
| Method: |
Bulk Loading Caulk Gun with Follow Plate or Snorkler. |
| Surface Prep: |
Best results when applied to wood that has been previously coated with a compatible and thoroughly cured stain. In fact, Log Builder has a Limited Lifetime Warranty when applied over any of Sashco’s stains: Capture Log Stain or Transformation. See Technical Data for more details. Use Backer Rod wherever possible. |
| Drying Time: |
Cure-through time: 3 weeks (1/2” thickness, 70° F, 50% relative humidity). Tack-free in less than 1 hour. Paintable with latex coatings after a minimum of 24 hours curing (longer on wider joints) and after 5 days with most oil-based coatings. |
| Shelf Life: |
3 years. Freeze-Thaw Stability Passes 10 cycles (0-70° F) |
| Cleanup: |
Soap and Water |
