Caulking advice
Better-understood joints, better-planned work
Practical guides to inspecting, preparing, selecting materials for and diagnosing residential and commercial sealant joints.
Practical library
See caulking as a system
Joint performance depends on the substrate, geometry, preparation and role within the building envelope. These articles provide clear language for observing details, preparing an inspection and understanding a recommendation without reducing the problem to the visible product.
How to recognize caulking that needs replacement
Learn to identify cracks, separation and moisture clues that warrant an inspection of exterior sealant joints.
Read the guide ResidentialWindow and door caulking: details worth checking
Understand the role of sealant joints, drainage and material transitions around windows and doors.
Read the guide MaterialsChoosing a sealant compatible with the joint and substrates
Criteria to review before selecting sealant: substrates, movement, exposure, finish and technical documentation.
Read the guide MethodSurface preparation: the foundation of a durable joint
Learn why removal, cleaning, joint depth and application conditions matter as much as the sealant itself.
Read the guide CommercialPlanning a commercial caulking project
Joint inventory, access, sequencing, occupant coordination and quality control for a commercial project.
Read the guide DiagnosisDiagnosing air or water infiltration near an opening
An observation method for tracing the likely air or water path before selecting a repair.
Read the guideFrom information to action
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