Guys, just a reminder that there are almost 20,000 pages of info on the main website where all (or at least, most) of this info is available. Just use the search box at the top of every page. Here is the page on curing an air lock with a copuple of ways of doing it. https://www.diydoctor.org.uk/projects/curingairlock.htm
DIY how to tutorial projects and guides - Did you know we have a DIY Projects section? Well, if no, then we certainly do! Within this area of our site have literally hundreds of how-to guides and tutorials that cover a huge range of home improvement tasks. Each page also comes with pictures and a video to make completing those jobs even easier!