When fixing timber decking (generally a hardwood or treated pine timber) it will depend on the surface area as to how many screws are required. For example;.
The size of the screw is also important, with a side fixed system; the screw need only satisfy the mechanical fixing between the fixing clip and the joist so in most .
Click here, to find the Decking Installation Manual download.. Screws, These are suitable for decking boards up to a maximum size of 140x19mm, anything .
DECKING AND FASCIA RECOMMENDED FASTENERS. TREXÂ®. . Trex recommends the use of two screws per joist. MINIMUM FASTENER SIZE. SCREWS. Profile. Length. No. 1×6. 2-1/2". . under deck boards, a minimum of 1-
Cedar decking preparation topics including the types of nails & screws, blind. 1-