Services And Products

Mapesa specializes in the design and manufacture of many types of mass transfer equipment for the Chemical Process Industries. Our primary products include conventional sieve, valve and bubble cap trays; packed tower internals such as structured grid equivalent to "EF25A", Style II, Style III and "C" Grid, liquid distributors, chimney trays, packing support plates, hold downs, and pall type rings. Mapesa also offers specialty equipment such as dislodgement resistant "D.R." trays, dual flow, disc & donut and side-to-side baffles.

Transition Seal Pan

All our products are backed by decades of experience and employees committed to quality, excellence and service. Process designs are based on proven concepts. Our computerized mechanical engineering and fabrication systems are integrated to permit efficient and accurate processing of orders.


Mapesa focuses on customer communication to accomplish effective design, responsive service and efficient manufacturing. Whether small or large diameter, new construction, revamp or replacement, Mapesa will provide reliable solutions to our customer's needs and requirements at a competitive cost.