Screw down stainlessfitting for keel.
A) You will need a drill,an electric screw driver&saw in addition to the accessories provided before you start installing.
B) Work on a level and stable surface.Check that your installation surface is solid enough for expansion screws.
C) Predrill joists/ground before driving expansion screws,please make sure the holes locations on joists and ground are matched.

Keep stainless fitting for keel approximately 30cm apart.
A) The space between joists is recommended as 30-40cm.
B) Keep expansion screws for joist around 30cm apart.

TOP VIEWI
A) Set starter clip at the end of each joist with stainless steel screw.

A) Slip the first desking board against the
starter clip firmly.

Then fix the spacer clip with a screw down to the keel.
A) Install spacer clips to the other side of the board,then fix them with screws
B) Make sure the screw holes line up with the center of joists.

A) Slip decking boards against spacer clipsand install the rest of the boards in the same manner as Step 5.

A) The pieces in the middle should be installed over the joists, or, to add an extrajoist for the convenience of installation.

A) Drive screws at the end of the last piece of decking to fix the it.
B) Cut side cove's end diagonally to make them to each other.
C) Drive screws on the top of the side cover to fix them.

WPC Joist

Plastic Buckle(5mm Gap)

Stainless Steel Card(1mm Gap)

Steel Screw

Steel Card

Plastic Buckle

Expansion Screw

Edge Cover