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Chase Associates is the only USA manufacturer to produce manways, watertight doors and access hatches as its primary products. With over 35 years of supplying customers with the highest quality ASME workmanship and prompt reliable deliveries, our manways have been accepted as the standard by engineering firms and the manufacturing industry. Whether it's helping our customers choose the appropriate manway from our standard product lines or designing custom applications, our experienced staff and ASME certified shop technicians are ready to provide solutions for all your access equipment requirements. We invite you to contact us and discover the Chase difference.
Chase Manways chosen for second largest wastewater treatment plant in the world. Read more >>>
Chase Model CM-12 Manways were selected for Water Treatment Plant at Mosholu Golf Course in NY. Read more >>>