Buildmat Pvt. Ltd. Offers Versatile Earth-retaining Accessory Blocks. Buildmat Pvt. Ltd. Supplies 8000 blocks per shift. Versatile Earth-retaining Accessory Blocks have been used on many occasions to provide comfortable stairs & seating arrangements at leisure amenities & school sport facilities. Versatile Earth-retaining Accessory Blocks also provides stairway access in combination with Terraforce retaining walls. These blocks may be used on their own or in combination with other Terraforce retaining/erosion control products. Depending on local conditions and the finish required, it might be advantageous to grout the joints with sand / cement slurry.