The adhesive and/or cohesive forces holding two components in positive contact.
A metal or resilient strip, such as neoprene foam, used to close openings created by joining metal panels or sheets and flashings.
Any of a wide variety of mechanical securement devices and assemblies, including nails, staples, screws, cleats, clips and bolts, which may be used to secure various components of a roof assembly.
A metal closure, either shop-or pre-fabricated, installed over the cut seam of a continuous metal roof panel at the transition from a steep-slope roof to a vertical roof or wall.
Generally used to describe membranes that have been attached at defined intervals to the substrate.
A sheet metal receiver for the attachment of counterflashing. A reglet may be surface-mounted, inset into a raggle or embedded behind cladding.
A fastener that taps and drills its own hole during application.
A fastener that forms receiving threads when turned in a previously drilled hole.
A fastener used to connect adjacent panels together at the side lap.
A steep-slope roofing attachment device, shaped like a hook, that can be used for fastening roofing slate.
A bolt having a nut with pivoted, flanged wings that close against a spring when it is pushed through a hole, and open after emerging from the hole; used to fasten objects to a hollow wall or to a wall which is accessible only from one side
A steep-slope roofing attachment device that fits over the butt end of tile, slate and stone to help secure individual roofing units from wind uplift.
A system of attachment for steep-slope roofing units (e.g., tile, slate and stone) using fasteners (nails and/or screws) in conjunction with wire to provide a concealed fastening system.