4.4 GPM Pneumatic Double Diaphragm Pump Designed with PTFE diaphragms and a fully bolted structure to ensure a tight seal and durable performance. It offers a maximum flow rate of 4.4 GPM, a head lift of up to 170 ft, and standard port dimensions, making it suitable for transferring waste oil and a variety of acidic or alkaline liquids. Please note, it is not intended for use with abrasive substances or liquids exceeding 140℉/60℃. Sturdy and Resistant to Leaks Robust Air-Driven Efficiency Compatible with standard port dimensions Flexible Solution for Managing Liquids Versatile Uses Across Various Applications Key Features Sturdy and Leak-Resistant: Designed with a PP pump body and PTFE diaphragms, this air-operated diaphragm pump offers excellent resistance to heat and corrosion. Its fully bolted construction ensures a reliable seal, making it suitable for extended use and capable of running dry without sustaining damage. High-Performance Pneumatic Operation: Offers a maximum flow