Description
The Mepco (Dunham Bush) ML9666 1ESS-AP is a 1/2″ angle-pattern thermostatic steam trap engineered for dependable condensate discharge in commercial and industrial steam heating systems. Designed with a single-element (1ESS) configuration, this trap efficiently separates condensate and non-condensable gases from live steam, helping maintain peak system efficiency and preventing waterlogging, corrosion, and energy waste.
Key Features
- 1/2″ angle-pattern body for space-efficient inline installation
- Single-element (1ESS-AP) thermostatic design for precise condensate control
- Durable construction suited for demanding commercial and industrial steam systems
- Angle configuration simplifies piping layouts and reduces the need for additional fittings
- Engineered to minimize steam loss and maximize system energy efficiency
- Compatible with a wide range of hydronic and steam heating applications
Applications
- Commercial and industrial steam heating systems
- Hydronic distribution piping
- Unit heaters, radiators, and convectors
- Steam mains and branch line drip trapping
Why Choose Mepco (Dunham Bush)?
Mepco, a Dunham Bush brand, has a long-standing reputation for manufacturing high-quality steam system components trusted by mechanical contractors and facility engineers across North America. The ML9666 angle trap continues that tradition, offering a reliable, low-maintenance solution for condensate management in steam heating infrastructure.
Order the Mepco ML9666 1ESS-AP 1/2″ Angle Trap from Jackson Systems and keep your steam system running at peak performance.







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