Uponor Smatrix and other hydronic system controllers and accessories are listed below. The Smatrix control system gives you a fine control option for your hydronic underfloor system. It enables you to adjust the temperature of each individual climate zone or isolate them. The system includes a controller, thermostats and water circuit actuators. Note that prices are continually reviewed and may change prior to the new listing. Prices listed include GST, postage within Australia, and handling.