Pre-engineered systems for PULSAtron metering pumps from Pulsafeeder include a compact, rugged, high-density polyethylene frame providing structure for single or dual metering pumps, with a full 1-inch drip rim perimeter. The piping assemblies use Schedule 80 piping, isolation ball valves and unions throughout. The inlet piping assembly includes a clear Y-strainer and calibration column for easy maintenance and measurement. The discharge piping assemblies incorporate pulsation dampeners, and a pressure gauge with isolator and discrete backpressure and pressure-relief valves. 800/333-6677; www.pulsatron.com.