Sealants
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construction materials
Making Cheap Silicone Molds From Caulk: The Practical Shop Method and Its Limits
You can make cheap castable or kneadable silicone from 100% silicone caulk and cornstarch, but it belongs in the shop, not in code-critical construction…
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bathroom repair
The Right Caulk for Every Job: A Contractor’s Guide for Homeowners
Not every tube of caulk does the same job. Use this contractor’s guide to match the sealant to the surface, movement, water exposure, paint…
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Building Envelope
The Best Sealant for Metal Roofs, Panels, Gutters, and Joints
The best sealant for metal depends on the joint. Butyl tape is the workhorse for concealed metal laps, silicone and SMP sealants handle UV-exposed…
