Precision Marine SR35P Professional Series Reverse Flow GFO and Carbon Filter Media Reactor

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Shipped from the manufacturer within 3-5 business days


This item has been discontinued.

Precision Marine

Precision Marine SR35P Professional Series Substrate Reactors


  • Cell-cast acrylic tubing throughout
  • 1/2" Thick, full-gauge machined Black PVC base
  • PVC Welded flanges
  • 3/4" thick, machined threaded Heavy-Duty Lid
  • Unique thermoformed base redirects the water up
For use with the substrate/filter media of your choice. Includes custom die-cut sponges. Utilizing Precision Marine’s unique threaded lid, servicing your SR is a breeze. Simply twist off to remove.

Recommended uses include:
  • Activated Carbon
  • Nitrate & Phosphate Removing Media
  • De-Ion Resins
  • Overall Height: 18"
  • Diameter: 3.50"
  • Footprint: 4.25"
  • Input/Output: ½" Barb or 3/8" FPT
  • Net Volume Betwen Sponges: 1.72 liters

Manufacturer Info

Precision Marine
For nearly a decade Precision Marine Systems has been the leader in the trade, creating top-performing, innovative components. Often imitated, but never equaled. Designers of the acclaimed Bullet Series line of foam fractionators, find out why public aquaria, custom installers and retailers alike choose Precision Marine Systems as their premier line of marine filtration.



Experience Level: Expert

Quality + Breeze

What I like about this unit is how easy it is to change out the product and just how quick the design makes the task of maintaining my tank.....As for the quality of the Reactor; it's make by PM, need I say more? Thanks PM, I would quickly recommend this product to a friend.

7 out of 9 found this review helpful

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