Is that mold and mildew in your bathroom under the caulk or on top of it?

Mold is a four-letter word. (And mildew wants to be one.)


It looks like the mold is growing in and on bathroom caulk



Upon further inspection, you see the mold is actually growing under the caulk.


It never seems to go away. Even if you re-caulk your bathtub or shower, it seems to come back over and over again...

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Posted in bathroom caulk, bathroom mildew, caulking, Cool Caulk Ideas | How To's | Why's, DIY, Finding a Better Way, How To Caulk, how to caulk a bathroom, Lexel, mildewed caulk, MildewFree, Home Improvement, how to fix mold in the bathroom, mold

Wayne Summons, Sashco VP of Research and Development, Retires

Wayne Summons | June 2016
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Posted in Finding a Better Way, invention, innovation, retirement, retires, sashco history, sashco in the news, wayne summons, Sashco In The News

Will my new caulk stick to silicone?


No, your new caulk won't stick to silicone caulk. Sorry to be so abrupt, but it's the truth. You can stop reading now if you don't want all of the details and the whys. Here at Sashco, we love the "whys," so we're trudging ahead.

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Posted in Applying Caulk, Caulk, Finding a Better Way, Silicone

Why does caulk shrink and how can I avoid it?


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Posted in Caulk, Cool Caulk Ideas | How To's | Why's, DIY, Finding a Better Way, How To Caulk, Home Improvement

Through the Roof vs. Roof Asphalt and Roof Cement: Which Is Better?

It's a bold claim: Sashco's Through the Roof!® lasts at least 20 times longer than roof asphalt and roof cement.

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Roof asphalt (roof cement) is just plain ugly, and it doesn't work.
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Posted in Finding a Better Way, leaky roof, roof asphalt, roof cement, roof leak, roof leak repair, through the roof

How to Smooth Lexel and Through the Roof! Caulking

We hear you: Lexel® and Through the Roof!® are sticky.

An example of stringy caulking. Look familiar?
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Posted in Finding a Better Way, How To Caulk, Lexel, how to smooth, how to tool, through the roof

Lexel: The Clearest Clear Sealant vs. The Other Clear Sealants

When it comes to caulks and sealants, what does "clear" usually mean?

Sashco's all-new Lexel cartridge really shows who is the clearest of them all.
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Posted in Caulk, clear caulk, clear sealant, Finding a Better Way, Lexel, Sealant

Can I Use Through the ROOF! On Existing Roof Repair Products?

Does this sound familiar? "I have sealed this same leak four times with roofing tar and each time, the leak returns."

Has a roof leak ruined your morning coffee? Time to fix it for good.
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Posted in Finding a Better Way, fix leaky roof, roof leak, roof repair, Sashco, through the roof

Which Sashco Caulk is Best with Flashing Tape?


Flashing tape - also called self-adhered flashing - being installed (Photo courtesy
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Posted in caulk doors, caulk windows, Finding a Better Way, flashing tape, weatherize

How Water-Based Caulk Dries

Rain and humidity and my caulk won't dry - oh my!

Keep the rain out with high-performance Sashco sealants.
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Posted in Caulk Dry Times, Caulking 101, Finding a Better Way, How To Caulk

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Caulking questions get us pretty excited. Give us a call, get answers, and a friendly voice, too.


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