Your guide to installing Composite Decking, from the tools you need to water drainage. This is the detailed video you need to get your composite decking installed properly.
On the last board ,don't screw at a 45*angle, just get some more starter clips and cut the small top lip from the starter clip and fix the starter clip to the end timber in an perpendicular angle, then fit the factual board to the end of your decking
What goes underneath composite joists to keep them off a concrete base? Don't want them sitting in water when rains, especially on a rather flat patio sub base.