CAP-TOR
CAPSTOCK AND COMPOSITE SCREWS
Cap-Tor is the only screw on the market designed specifically for capstock or coextruded decking. Cap-Tor provides the same level of performance in composite decking as Starborn's previous composite screws, but features additional design modifications that address some of the particular problems that occur with capstock. Capstock decking has an extra strong and stable outer layer with more natural looking grains and colors. Typical composite decking fasteners cause several defects in the surface of capstock (dimpling, white shear and curled waste). Capstock decks fastened with Cap-Tor have a clean, smooth and uniform appearance around the screw. With Cap-Tor, the superior finish, grain and color of capstock decking is undiminished by the fasteners used to install it.
Cap-Tor is available in stainless steel – Headcote Cap-Tor – and epoxy coated steel – Deckfast Cap-Tor – and is available in ten different head colors and coatings, matching all the major capstock decking products on the market today. Cap-Tor will soon be availble in Grade 316 stainless steel - check back for availability.
For a complete guide to picking the right deck fastener, visit our Deck Fastener Information Center.
Use our online tool Deck Matcher to find the right color Headcote for your decking material.
Downloads: Cap-Tor Product Sheet (pdf)
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PRODUCT ADVANTAGES
For capstock decking, Cap-Tor is not only the best product on the market – it is the only product on the market. The quality and design of Cap-Tor screws for use in traditional composite decking materials is also superior to other brands. Cap-Tor screws feature a unique triangular thread design, a reverse thread section to prevent mushrooming, a type 17 tip (augur point) for speed and ease of installation, and a specially engineered head that cleanly penetrates the hard outer layer of capstock products.
Problems With Typical Deck Fasteners and Capstock
Dimpling: This can occur if the fastener head does not fully cut through the cap layer, resulting in a slight sloping area of decking around the fastener head.
White Shear: Sometimes the dimpling can stretch the cap layer to where the color is slightly deformed, resulting in a faint but noticeable lightening of the dimpled area.
Curled Waste: This can occur when the fastener head does penetrate the cap layer, but there is a ring of excess cap material that stays attached to the board, usually in one spot.



