With the added protection of shock absorption to lower stress. The advanced versatile interlock system allows for ease and efficiency during installation and future modifications. Manufactured with 100% Recycled PVC. Excellent for areas requiring drainage of liquids, or airflow allowing for downdraft (30% drainage/air flow per squire foot). Configures easily to work environments. Provides excellent support. Easy to clean and maintain. Class 1 fire resistant. Tear strength: 156-367 lbs/in. Tensile strength: 1170-1620 psi.