The refills to the JET45 and Jet 25 Kits.
Comes with (4) Cartridges of material, (4) Mixing Tips, (4) Mixing Tip Nuts, (4) Flow Controllers, a Trowel, and Dry Latex Concrete Resurfacer.
Jetcrete is combined with manufactured silica sand or equivalent at the point of application. The gradation of the sand and the amount of sand used will determine yield. The approximate yield is based on 1 part mixed polymer to 3 parts 30-40 grit silica sand.