Designed to attach steel roofing & siding used in post-frame and residential metal roofing applications. This high hex washer head provides driving stability, HiLo threads for superior holding strength, and a sharp point for quick installation. Assembled with a bonded seal washer for a Weather-Tite seal for improved installation appearance in roofing applications, with an excellent seal – even when driven at an angle.
The mechanical zinc plating provides extended corrosion resistance.
This is your “rescue screw.” It replaces nails or fasteners that have loosened and backed out of metal roofing. EPDM rubber is vulcanized to the steel washer to prevent delaminating and forms an excellent seal – even when driven at an angle. The 5/16” HWH with bonded sealing washer will cover existing hole entirely, creating a watertight seal, even if stretched out by movement of the metal roof. The mechanical zinc plating provides extended corrosion resistance.
Marco offers a full range of carbon steel and stainless steel self-tapping screws. Available to meet all your fastener requirements for wood and light guage metal with a pre-drilled hole.
The 5/16” cupped HWH with a molded zinc-aluminum alloy provides protection against red rust on the head and washer. The ZAC head provides more strength than common alloys. Designed to fasten steel sheeting to wood, plywood, or OSB. Used in postframe and residential construction. This is an excellent choice for Galvalume and other long-life metal roof panels, and has a 40-year warranty, available upon request.
Intended as an alternative to the zinc-aluminum alloy head. It is also used to fasten steel roofing used in post-frame and residential construction projects. This smaller, cupped HWH provides an attractive low-profile appearance versus large HWH fasteners. This is an excellent choice for Galvalume or other long-life metal roofs. With a 40-year warranty, available upon request, Rezistor3’s stainless steel cap will never produce red rust while cupped head provides a low profile appearance.
A round head with 6-lobe recessed driver provides low profile appearance and quality on sidewall applications installed into wood girts. Specially designed to fit the 6-lobe recess with no paint damage. With yellow dichromate zinc plating for a longer lifetime, LoPro is more rust-proof than typical plated fasteners. This undercut EPDM rubber washer provides a secure seal even when driven at an angle.
The 300ss stainless steel HWH and bonded washer provide protection in the harshest environments. This HWH design holds the EPDM rubber washer to provide a protected seal, even when driven at an angle. Is an excellent choice for use in aluminum liner panel applications or can function well for animal confinement structures. This type A point will tap a pre-drilled hole in steel but will self-drill through aluminum lines panels.
These Clip screws are designed to attach standing seam roof clips to plywood, OSB, or wood purlins. ClipSrews™ are designed with a unique head style and configurations to provide superior hold. Material and plating options meet performance requirements to secure roof clips while providing long lasting quality. Engineered with installation combo drive control for uniform installation performance for all of your clip screw needs.
UltraLo is designed to attach standing seam roof clips to Plywood, OSB, or wood purlins. This ultra thin wafer head is designed for standing seam panels that utilize no clip but require a thin head so as to not dimple the roof panel. This ultra low style head also provides exceptional pull over strength.