Pre-fabricated concrete slabs can be shipped anywhere in the continental United States. Perfect for generators, air conditioners, bar-b-que’s, etc. They have a honeycombed polycarbonate center with 1.5″ thick portland fibermesh cement on top. All are Miami/Dade 150 MPH wind rated and weigh only 150 pounds! Each pad can support up to 900 pounds. Signed/sealed engineering specs all mounting hardware available for additional fee.