Log Jam chinking is the gold standard in log home chinking. In addition to excellent performance characteristics, including elasticity and durability, it is the only synthetic chinking on the market to hold a UL fire rating. Log Jam is available is eight colors, and it will stretch and compress right along with the logs of your home to maintain its seal and protect your home. Sashco Log Jam chinking is a high-performing chinking material that keeps out the wind, weather, and anything else trying to squeeze through the cracks. It is known for its durability and elasticity, characteristics which allow Log Jam to shrink and compress and logs swell and shrink—up to twice the original joint size—for years and years. While it has the appearance of traditional log cabin mortar, Log Jam is a high-performance synthetic, the only one on the market, in fact, with a UL fire rating.

Recommended Application Methods

Bulk loading caulk gun and follower plate
Applicator bag
Ratcheting caulk gun
Chink Pump

Surface Preparation

Grip-Strip or other recommended backer rod
Surface clean of dirt, wax, or oils
Surface dry

Application Temperature

40° to 90°F

Special Instructions

Finished thickness should be approximately 1/2"
Avoid applying product in direct sunlight

Dry Time

Dry to the touch in one - two hours
Complete cure 3 weeks depending on humidity and temperature.

Size Equivalency Comparison

5 gallon pail = 1
30 oz. tubes = 20 per pail
11 oz. tubes = 55 per pail