The UDECX Patio Decking 11.4 in. x 11.4 in. Black 1 in. Shim is an UDECX patio deck accessory. The shim adds 1 in. of height to an UDECX pier. If the ground is not level， shims are used to level the system. The Shim is placed under the Pier during assembly.
Limited 15-year warranty
Made of 100% recycled plastic material
Light weight for easy set-up， assembly and disassembly
Decay-resistant materials increase the lifespan of your patio deck
Stackable design allows leveling adjustments in increments of 1 in.
Hole in the center for securing system along with the pier with an anchor spike
Easily fits beneath pier and no tools are required
Designed to be installed in various combinations to accommodate for grade changes with the UDECX pier， 1 in. shim and 3 in. riser block
Easy to clean for years of enjoyment
For use with UDECX patio decking system
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