Exterior Caulks and Sealants

JLC Field Guide: Exterior Caulks and Sealants

A well-detailed exterior should rely on drainable wall assembly, not on caulk. However, caulks and sealants are essential to the assembly. Proper selection and joint design will ensure lasting performance.

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Air-Sealing Retrofit for a Chimney Chase
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Air-Sealing Retrofit for a Chimney Chase

While they have the roof open, a weatherizing crew takes advantage of easy access... More

Retrofitting New Windows In An Older House – Part 1
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Retrofitting New Windows In An Older House – Part 1

Replacing windows with new units in winter requires super-efficiency to limit the... More

Air-Sealing Without Foam
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Air-Sealing Without Foam

Tape is best, but the right caulk can also provide a tough, reliable seal More

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Exterior Caulks and Sealants Instruction

Selecting Exterior Caulk
New Ultimate Sealant – OSI Quad Max
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New Ultimate Sealant – OSI Quad Max

Quad Max looks to be the ultimate sealant for any weather and any jobsite... More

Using Adhesives to Beef Up Houses
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Gluing Exterior Trim

Q: When installing stained vertical cedar siding or fascia trim, what type of glue should be used for splices and corners? Some contractors like to dab a little stain on the cut ends of 3-degree splices or on 4-degree corner miters, but is there an exteri More

Should Caulk Guns Be Pushed or Pulled?
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