Identifying and Evaluating Plastic Paver Molds for Brick Patios

The plastic grid with two large holes per brick sounds like a proprietary paver spacer system—possibly a discontinued product for permeable basket-weave layouts. No standard industry name exists.

Next Steps

• Post photos on PaverSearch Expert Forum for identification.
• Compare with modern permeable paver grids (e.g., Improvements Catalog).

Traditional Base vs. Mold System

Standard gravel/fabric/sand base is proven, durable, and widely supported. Mold systems may simplify spacing but can complicate drainage and long-term stability. Unless you can source replacements, stick with the conventional method.