Reverse Osmosis (RO) Systems

RASco ESI specializes in  State of the Art design, equipment, installation and maintenance of systems producing high purity water for specialized commercial and industrial purposes (e.g. renal hemodialysis).  Click here for more details.

Other Products

We are also a vendor for the following related equipment

Osmonics 
      -  Reverse Osmosis Units
      -  Replacement parts
      -  Sepralators/Membranes
      -  Cleaning/Disinfection Agents

ZyzaTech 
      -  Reverse Osmosis Units
      -  Replacement parts
      -  Sepralators/Membranes

Better Water, Inc.
      - Reverse Osmosis Units
      - Central Bicarb mixers
      - Post Treatment frames

Hague Water Treatment Equipment
      -  Softeners/filters
      -  Acid Neutralizers
      -  Mini RO Units (point of use)                                                                                              

Cleaning agents 
      -  For Reverse Osmosis units/supply loops
      -  Osmonics
      -  Minn-Care
      -  EcoLab

Ozone generators
       - Ozone Tech

Ultraviolet disinfecting lights (bulbs) and housings
       - AquaFine
       - Aqua Treatment Systems
       - Solution Consultants/Nelsen Corp.

Storage tanks for chemicals and pure water
       - Terracon Corp.
       - Parts and fittings

FilterTanks for water purification 
       - Ecodyne
       - Structural Fibers
       - Nelsen
       - Park

Control valves for filtration tanks
       - Metered, timer clock and manual
       - parts and fittings
       - Ecodyne
       - Fleck valves
       - Autotrol

Carbon, gravel, calcite, birm, filter aggregate and resin for filter tanks
       - Purolite
       - Carbon Link
       - Nelsen
       - ResinTech

Pressure tanks
       - Well-Mate
       - Well-x-Trol

Booster and distribution pumps
       - Grundfos, Iwaki, TonkaFlo, Procon, March, Goulds and Webtrol
       - Motors are Baldor/Franklin/Dayton
       - Parts and fittings - Osmonics/Ames/Weber Industries

Chemical feed pumps and pulse feeders
       - ChemTech
       - Nelsen
       - Procom
       - LMI Electronics

Static mixers
       - US Plastic
       - Neptune

Temperature mixing valves 
      - Powers 
      - Leonard
      - Parts and fittings                                                    

Backflow preventers 
      - Watts/Wilkins/Conbraco/Ames/Febco

Spray Nozzles
       - Terracon
       - Spraying Systems Comp.
                                               
Audio/Visual Alarms
       - (Sonalert) 
                                             
Thornton Monitors for pure water distribution monitoring

Myron L conductivity meters - Myron L Corp.
      - Solution Consultants 

Filter cartridges/elements - Minntech, Osmonics and Fibercore

Filter bowls/housings 
      - Minntech, Ametek, Millipore

Hach water testing kits and replacement reagents                                                     

Misc. piping, fittings, valves and flow controls
      - Pressure gauges            
      - Thermometers          
      - Pressure relief valves                 
      - Pressure reducing valves
      - Pressure regulating switches
      - Pressure sensing solenoids
      - Flow meters
      - Float switches & valves
      - Pressure limit switches and relays
      - Check valves
      - Brass tags for piping and valve identification
      - Color coded directional tape for piping
      - Schedule 80 and 40 piping, fittings and valves  
      - Plastic Tubing and braided hoses
      - Copper L piping, fittings, valves

Markets Served:

• Medical and Health Systems
• High-Purity, High-Tech Industrial Processes
• Agriculture and Food Processing
• Commercial/Residential Consumers (water, energy, etc.)
• Utility Districts (water desalination/reclamation/recycling)
• High Profile Critical Facilities Emergency & Disaster