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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

When other chinking pulls away, Log Jam holds its seal

With Log Jam chinking, you can keep the cozy feel and rustic look of a log home without compromising comfort and performance.

MSRP:
30oz $22.99 USD
5gal $308.99
USD

Color Options

White White
Light Gray
Mortar White
Buff
Gray
Woodtone Cedar
Tan
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

Stretches up to 250% to keep weather and bugs outside and your home sealed.

Textured to simulate old-time mortar More Info

Delivers that rustic look without the rustic and out-dated poor performance

Compatible with all Sashco stains More Info

No need to wonder if it’ll work well. Formulated to work well with all Sashco stains and clear coats.

Easy to apply and cleanup More Info

Water-based for easy application, smoothing, and cleanup

How much Log Jam do I need?

Use our handy Caulkulator (see what we did there?) to enter your linear footage and joint size to find out how much you’ll need.

How much Log Jam 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

Easy to Use – Hard to See

Keep out weather, bugs, and moisture without seeing it. Conceal disappears into the woodwork so you don’t know the wood starts and the caulk begins.

MSRP:
10.5oz $10.49 USD
30oz $22.99 USD
5gal $351.99
USD

Color Options

Frontier Gold
Harvest Wheat
Brown Tone
Red Tone
Redwood
Grizzly Brown
Weathered Gray
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

Blends in with wood More Info

Lightly textured to blend seamlessly with woodgrain so you see wood, not caulk lines

Moves with Your Logs More Info

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

Easy to apply and cleanup More Info

Water-based for easy smoothing, application, and cleanup. Bonus: also easy on the nose.

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 Conceal do I need?

Use our handy Caulkulator (see what we did there?) to enter your linear footage and joint size to find out how much you’ll need.

How much Conceal 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

The Serious Fix for Concrete Cracks

Just say no to cracks

MSRP:
10.5oz$8.79 USD

Color Options

Gray
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

Textured to look like concrete More Info

Cracks in concrete are unsightly. Filling them with Slab will minimize tripping hazards as well as restoring a finished look.

Sticks. Stretches. Stays More Info

The adhesion and elastic properties of slab make for a durable combination.

Sticks like crazy to concrete More Info

It sticks. Really.

Super elastic More Info

Concrete patches will likely crack again. Slab flexes and stretches as the concrete shifts.

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

Textured like mortar – stretches like rubber

It’s easy, it’s fast, and it works.

MSRP:
10.5oz$8.79 USD

Color Options

Gray
White
Beige
Charcoal
Ironstone
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

Repair without the powder More Info

Repairs can be done with a caulk gun and one’s finger instead of mixing up a batch of powder that gets everywhere.

Easy to use water clean up More Info

Forget cleaning buckets, mixing blades, and trowels. You’ll likely have almost no cleaning to do.

Weatherproof More Info

Mor-Flexx is built to endure the elements.

Won't crack like mortar More Info

A mortar or stucco patch would just crack again (since there is stress in the joint that caused the initial crack). Mor-Flexx will stretch like rubber instead of cracking.

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

Tintable Caulk. Just add paint.

The sealant that integrates into your design.

MSRP:
10.5oz$12.99 USD

Color Options

Infinite Colors
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

Feature & Benefits

A seamless match, every time. More Info

By adding the paint you are using, you guarantee a match. No more color cards and swatches.

Match stains or even metallics More Info

Create one-of-a-kind looks like stain caulking or metallic caulking.

Just add water-based paint More Info

Oil and water don’t mix, so avoid oil-based paints. Any water-based paint will mix in easily.

No special tools required More Info

No extra trips back to the store to get another match done. If you need more, mix it up at the job.

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

No mold. No mildew. No scrubbing needed!

Mold is gross. Stop feeding it.

MSRP:
10.5oz$9.69 USD

6oz – $6.79 USD

Color Options

White
Almond
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 & Benefits

First Ever Active Enzyme Caulk More Info

Most mold-resistant caulks have harsh chemicals designed to kill mold, but once they get dirty, mold grows on them just fine. CleanSeal eliminates the food source…preventing mold from ever growing.

Super Elastic – Won't Crack More Info

When someone gets in a bathtub, there is some stress put on the system. CleanSeal can take it.

Easy to Use Water Clean-Up More Info

Great looking caulk lines where redos are ok.

Waterproof More Info