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Fragtastic Reef is a REAL store with REAL Customer Service. Shopping online can be frustrating not knowing who is selling out of their basement or garage. Fragtastic Reef is one of the very few REAL fish stores that also sells online, and has a FULL Brick and Motar Retail Store! We not only have a full retail location but also a warehouse with massive selection of inventory in stock, and you can even pickup at our retail location.

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RO/DI Unit - 75 GPD 4 Stage Reverse Osmosis System & TDS

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Product Description

BRS RO/DI Unit - 75 GPD 4 Stage Reverse Osmosis System - Bulk Reef Supply

System includes all the essential features necessary to start making pure RO/DI water at 75 gallons per day. Plus an air-filled pressure gauge, membrane flush kit and HM Digital Dual Inline TDS meter.

4 Stages of Filtration:

  • Purtrex 5 Micron depth sediment filter
  • MATRIKX CTO 5 Micron carbon block
  • 75 GPD Dow Filmtec Membrane
  • Single Deionization(DI) stage with refillable cartridge

PLUS Features:

  • Air-filled Pressure Gauge (100 psi) to help ensure the RO system is performing properly
  • Membrane Flush Kit to help maintain RO membrane
  • HM Digital Dual Inline TDS (total dissolved solids) Meter to help monitor system

Parts Bag Includes:

  • Filter wrench to tighten and loosen canisters
  • Chrome faucet connector to make a non-permanent connection to kitchen sink
  • Utility sink/garden hose adapter to make a non-permanent connection to garden hose or laundry tub

Standard Features:

  • Automatic shut-off valve
  • Mur-lok Push Connect dual EPDM O-Ring fittings
  • All BRS Reverse Osmosis units exclusively feature American made DOW, MATRIKX and Purtrex filters. We also use American made Mur-lok dual EPDM O-ring fittings whenever possible on all of our reverse osmosis units. These NSF certified fittings and filters cost us more than inexpensive imports, but set our units apart from the competition.


Product Reviews

Write Review

  1. BRS 4 Stage 75 GpH

    Posted by Unknown on Feb 17th 2018

    Wonderful unit! I have had a similar priced R/O for about 8 years now and was really impressed by the better quality this unit has to offer. Right away, from the sink adapter to the pressure gauge and TDS monitor . I have been impressed and Fragtastic has always been top notch:


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Product Warranty

EVERY ITEM WE SELL IS BRAND NEW & COMES WITH A FULL MANUFACTURE WARRANTY! We do not sell used, defective, or returned product to our customers. Only exception to this is in our clearance and open box section of our website. Even those items still include a full warranty, and are usually an amazing deal if your looking to save money!

Most brands and products we sell have typically a 1 year warranty, with some products having up to 3 or more years. If you have any questions on warranties you can check the manufacture website or just contact us with any questions. At we sell only the best products, and only products we recommend and use ourselves, so you can buy with confidence.

We are an authorized dealer and retail partner for every brand we sell!

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