Greenco/Duramaster is a leading manufacturer of pneumatic and hydraulic actuators.

We offer a wide variety of cylinder designs for all kinds of industrial applications. We are known for manufacturing HIGH QUALITY, long lasting designs that stand the test of time! Greenco offers two space-saving rodless cylinder designs, Cable-Trol® and Trac-Trol®. Both designs provide the same stroke as conventional cylinders with approximately 50% SPACE SAVINGS. Our inflatable, short-stroke actuators called Powr-Tubes® can provide high forces over both short and long distances. Duramaster o...

We offer a wide variety of cylinder designs for all kinds of industrial applications. We are known for manufacturing HIGH QUALITY, long lasting designs that stand the test of time! Greenco offers two space-saving rodless cylinder designs, Cable-Trol® and Trac-Trol®. Both designs provide the same stroke as conventional cylinders with approximately 50% SPACE SAVINGS. Our inflatable, short-stroke actuators called Powr-Tubes® can provide high forces over both short and long distances. Duramaster offers a variety of NFPA rod cylinders, NFPA interchangeable rod cylinders, multi-stage cylinders and other specialty products. Our air over oil tanks create smooth, predictable motion by converting pneumatic pressure into hydraulic pressure. At Greenco/Duramaster, we take pride in the fact that all of our products are MADE IN THE USA. In addition, we are ISO 9001:2008 certified (Certification No. 50471494). Customer satisfaction is our priority and we are committed to continuous improvement of services and products.