strength friction grip bolts and swaged collar rivets simply because they are quick and easy to install using lightweight electric shear wrenches. Guaranteed tension together with visual inspection removes the likelihood of ...
tin snips, sealant (which apparently is more or less permanent), rivets and so on. That ducting system is THE way to go. Cheers, Peter Reply krtwood May 9, 2013 3:01 pm What’s the point of all the blast gates in and just off of the main line? They seem redundant but I ...