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The Sealant Made for Log Structures

Logs are in constant dynamic motion. That’s why there’s Log Builder®, the sealant made for log structures. Stretches up to 500% of original size, while still maintaining tenacious adhesion to the wood.

MSRP:
10.5oz $9.49 USD
30oz $21.99 USD
5gal $344.99
USD

Color Options

Tan
Woodtone
Dark Brown
This serves as a digital representation of our colors, color may vary. If you’d like to order a color card with actual product, please contact us.

Product Info

Inspiration Gallery

Features and Benefits

Moves with Your Logs More Info

Absorbs normal log movement and won’t dry hard and crack over time to keeps bugs, dust, and weather where they belong – outside.

Traditional Smooth Look More Info

Not textured, so dries smooth with a slight sheen

Paintable & Stainable More Info

Paint and stain both adhere well to Log Builder. When staining, use the color closest to the finished stain look for an ideal match.

Freeze-thaw stable More Info

Stable through 5 freeze-thaw cycles. OK to leave in your unheated garage overnight. Just thaw and use

How much Log Builder do I need?

Use our handy Caulkulator (also for stains and clear coats!) to enter your square footage and wood porosity to find out how much you’ll need.

Using Log Sealants

How Much Do You Need?

Downloadable Resources

Talk with a real human!


We’re here to help see your project through to the end.

Not sure which sealant, caulk, or other product is right for your job? Looking for the nearest location to buy products for your next home project? Don’t know exactly how to tackle your repair? We’re here to help.

Call to talk with one of our caulking specialists:

800-767-5656

Common Questions From Our Network of Pros