Whenever you need to attach metal and wooden items to concrete, brick or stone, you’ll be foraging through toolboxes and drawers for sleeve anchors. These are some of the most versatile fasteners, with high holding power owing to their unique construction and uses that span everyday household jobs to large-scale commercial and industrial applications.
Each anchor can comfortably carry up to 100 kilos, or enough to securely hold heavier additions, such as decking joists or door and window frames, and lighter items, including handrails, support brackets, junction boxes, and more. The fasteners have become a household name in tradie circles, where they’re known as Dynabolts.
A backing rod, also known as a backer rod, is a flexible, cylindrical foam material used in construction joints and gaps to provide support for sealant or caulk. A backer rod is typically made from open-cell or closed-cell expandafoam, polyurethane, or other compressible materials. The primary purpose of