The NiceIce resurfacer works on any surface. It makes ice like glass, in less time, less water and less hassle than just the hose. Thin controlled applications of water result in super smooth ice on any rink. 32" Model recommended for rinks 0 to 4,000Sf. (Includes one resurfacing matt) Optimum performance requires water pressure of at least 3 Gallons per Minute or more.