The 45º Champion Adjustable Elbow (316L) - 4" has laser welded seams for smooth adjusting. These elbows have a female end to accept the rigid liner. They connect directly to your rigid liner. For extra strength the Tee can be silicon sealed or even screwed into the liner.
This Elbow manufactured out of 316L Steel
And they are backed by our Chimney Champion Lifetime warranty. Also for help planning your relining project give our technical sales team a call.