Air and vapour barriers
Top tips for caulking - which caulking gun is best & tips on how to do a clean caulking job
...V-groove on the tip: as you will be running your tube of caulking on an angle and most often in a corner, a slight V-groove in the tip opening will allow the tip to fit right into the gap you are trying to fill. This isn’t absolutely essential, but it can lead to a slightly more accurate and smaller bead.
How to clean...