ECT Mfg. is the World's Largest Exclusive Distributor of the Proactive line of 12-volt Engineered Groundwater Pumps. Our most popular pumps include Plastic Standard Pumps designed for 2" and larger diameter wells. Our Standard Pumps, High-Performance Pumps, and Stainless-Steel Pumps are capable of Low Flow (Fractional Flow) Sampling simply by incorporating the appropriate Low Flow Controller. Small diameter Supernova Pumps are the Proactive Innovative Solution to purge and sample 1.5" ID and 2" bent wells. ECT Mfg. stocks the necessary Power Booster Controllers, Peristaltic Sampling Pumps, Drum Pumps, Small Diameter Super Nova Pumps, Poseidon Remediation Pumps necessary to complete your project.