Danfoss Flomatic has added the 3-inch size to the model 208T product offering of ball check valves. The product has a corrosion-resistant PVC body, an easy-access port and is available with threaded NPT or socket-weld female-by-female connections. The model 208T is rated for a maximum temperature of 150 degrees F and a maximum pressure of 100 psi. Danfoss Flomatic Corp.