Please enter your email address to reset your password. An email will be sent with instructions to create a new password. If you do not receive an email, please check your spam folder.
Don't have an account?
Are you a subscriber but don’t have an online account?
Register for full online access.
Would you like to receive email from Hanley Wood Media’s family of brands and partners?*
Note to existing JLC Subscribers:
If you choose to use your Social Network, please ensure that the email address associated with your Social Network matches the email associated with your JLC Subscription.
Thank you for creating your JLC Online account! Your JLC subscription purchase has begun in a new window.
If you see this message, make sure your popup blockers are disabled and click here to relaunch the subscription window.
Congratulations! Please check your e-mail for confirmation to gain full access to JLC Online's free features.
Please create a nickname to post in the forums.
A.The simple answer to
the first question is yes, silicone caulk could be
used as an exterior glue. However, because
it’s not actually an adhesive, its
adhesive qualities tend to break down much sooner
than those of an actual adhesive.
In comparing different exterior adhesives,
it’s best to look at longevity rather than
strength. Initially, any good exterior adhesive
should be stronger than the material it is gluing.
Over time, with exposure to extremes of heat and
cold as well as moisture, the glue line begins to
deteriorate. Most one-part cross-linking adhesives
(for example, Titebond II) have a limited ability
to withstand the extremes encountered in an
exterior environment. Most will show signs of
delamination within 6 to 12 months. Reactive
polyurethanes tend to have better longevity
— sometimes as much as five or six years.
For the ultimate exterior bond, the unquestioned
best adhesive is a resorcinol resin. In documented
cases of over 60 years, this type of glue still
Caulks Adhesives and Sealants
Exterior doors take a beating from both frequent use and the elements. Here's how to...
As a contractor, you have a 1 in 4 chance that a lawsuit will be filed against you.
Please read our Content Guidelines before posting.
2014 Hanley Wood Media, Inc. All rights reserved.