Membranes

The ESPA product line includes:
1) ESPA1: the world's leading high productivity, energy-saving polyamide membrane
2) ESPA2: combines high productivity, energy savings and less salt passage all in
    one element
3) ESPA3: one of the industry's leading brackish water RO elements
4) ESPA4: highest productivity & rejection with next-generation performance

The CPA product line includes:
1) CPA2: the workhorse and industry standard, CPA2 delivers consistently high
    performance, day in and day out
2) CPA3: the element with the best combination of productivity and salt rejection
    available
3) CPA4: for applications where the highest salt rejection is required

Mini element:
1) Hydranautics offers a full line of high-quality reverse osmosis elements for light
    commercial and point of use drinking water markets, delivering superior product
    water consistent performance
2) Hydranautics membranes are ideal for a wide range of light industrial and
    commercial applications, including vending machines for self-service distilled
and
    drinking water, and car washes for spot free rinse and wash water recycling