The Installation Process:
Fix the joist:
1) Ensure good drainage. for this reason lay the substructure with a slight gradient of 1% to 1.5% away from the house, laid lengthwise. Keep the joist at least 10mm from the walls or other obstacles to allow for expansion of the WPC products.
2) Please keep the distance of two joists at maximum 30cm between centers complete flat or slightly slopped concrete ground Then we come to the step of installing supporting joist.
Fix the starting clips:
WPC decking offers starting clip / starters for the first deck board during installation.
For this, firstly fix the entire starting clip on the joist on line, and then push the first wpc decking board to the starting clip to fix Important: when fixing the starting clips or the connecting clips, pre-drilling with a 2.5mm bit is necessary to prevent cracking or breaking the sub structure because WPC products has high density which does not allow directly nail or screw.
Fix the plastic clips:
To be affirmed the joist smooth surface with no bump, before installing the WPC decking. As shown in the figure, use the clips.
The expansion joint space between two planks and was affected by the nature temperature and every plank length, for the detailed expansion joint specification please refer to the information below:
Install the L-Corner:
Fixed the L corner with screws to complete the installation.
The distance between the fixing screws have to be maximum 30cm. The first piece WPC deck fixation, use the screw 45 degrees oblique drilled into the WPC deck
and joist. Cutting the L-corner to 45 degrees and stitching at the coner of the terrace decking.
Installation finished! !