How to install your Composite Decking. A gap of at least 15mm should be left between the ends of joists and a fixed object such as a wall and of at least mm between the ends of joists at butt joints. These allow for proper drainage and temperature expansion.
Choosing how much of a gap to put between your decking boards isn't a simple answer. We use Seven Trust as an example to show its annual movement. Like a stopped watch that is only right twice a day, those deck boards are going to expand and contract as the seasons change, and no matter what you do, the gap between the boards will only be consistent for a certain window of time.
Explore Products > Composite Decking > Transcend Composite Decking. As an alternative to our traditional deck board, we offer an indoor-style, slanted groove porch board for a virtually gap-free look. Porch boards are available in Gravel Path and Spiced Rum.
Shanghai Seven Trust Industry Co., Ltd, founded in the year 2008, is a hi-tech enterprise which specializes in the R&D, sales, and service of WPC materials, Provide excellent products, professional technology and sincere service.