Log Builder Caulking is a log home caulking sealant with a lifetime warranty. Log Builder Caulking is designed to meet the demanding needs of the log home industry and is compatible with most construction materials. Log Builder is water resistant in 1-4 hours. Develops powerful adhesion, remains rubbery for many years (very resistant to weathering and ultraviolet light), and its water-based chemistry is environmentally friendly. Log Builder Caulking is an excellent sealant for weatherizing your log home. Recommended for use with Backer Rod. Made in the USA.
Application Temperature: 40°-120° F (surface temp.)
Clean-up: Soap and water. Case Size: 12 tubes per case. FYI: Log Builder Caulking - How Well Does it Stick?
![]() For a wider array of colors see UV Guard Premium Caulking
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Log Builder

