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Product details

Custom Color Caulk

Our sealant offers excellent adhesion to most surfaces. It gives a long-lasting, mildew-resistant seal that cures to an ultra-smooth satin finish. Every color comes as a single tube, a 3-pack or a case of 12.

Interior and exteriorMildew resistantSatin finishSame price for every color

Product data sheets: 950A (PDF) · SherMax (PDF)

Which caulk do I need?

Three quick questions. We’ll highlight the formula that fits, here and in the tube calculator.

1. Where is the joint?
2. Will it move or crack?
3. What matters more?
Pick one answer in each column.0 of 3 answered

Standard vs. Premium, side by side

Both are mixed to match your color and work inside or out. Same price for every color.

Our suggestion
Standard

950A Siliconized Acrylic Latex

Warranty
55-year limitedSherwin-Williams · residential
Joint movement
Standard joints
Best for
Windows, doors and trim
Inside or out
Both
Finish
Ultra-smooth satin
Mildew resistant
Yes
1 tube$30.99
3 tubes$76.95
Case of 12$239.00
Order Standard
Our suggestion
Premium

SherMax Urethanized Elastomeric

Warranty
LifetimeSherwin-Williams
Joint movement
±35%
Best for
Kitchens, baths, siding, moving joints
Inside or out
Both
Seal
Water/weatherproof, crackproofSherwin-Williams
Mildew resistant
Yes
1 tube$40.99
3 tubes$106.95
Case of 12$359.00
Order Premium

How many tubes do I need?

Measure the joints you’re sealing and pick a bead size. We’ll work out the cheapest mix of single tubes, 3-packs and cases for both formulas.

Examples:

Based on Sherwin-Williams’ coverage chart for one 10 fl oz cartridge, with the bead as deep as it is wide, plus 10% for waste. If you’re close, buy one extra.

Painted wood
Unpainted wood
Plaster and drywall
Aluminum
Glass
Masonry
Ceramic tile
Fiberglass
Window frames
Door frames
Siding
Trim and molding
Baseboards
Countertops and vanities
Tubs, sinks and showers
Fixtures
Color match you can see after 24 hours
Multi-purpose formula
Mildew resistant
Excellent adhesion
Low odor
Interior and exterior
Satin finish
Mixed to order in Denver

Good to know

Color settles in about 24 hours

Fresh caulk looks a little lighter. It darkens to the final match as it cures.

Matched, mixed and shipped

We match it, mix it and ship it in 1 business day.

Free local delivery

On orders of 12 tubes or more. Mix any colors and formulas.

Have a custom color? No problem.

We can match your molding, tile, brick, trim, flooring or anything else. Not sure we can make it? Request a free color verification.

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