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Eshopps PF Nano Overflow Box - Up to 50 gal.

2 Reviews


The Eshopps PF-Nano Hang on overflow box features a compact U-Tube Design. The PF-Nano is designed for aquariums up to 50 gallons, and has a maximum flow rate of 200gph. At only 2.5" wide, minimal space is required between your tank and wall, these boxes are excellent for optimizing space. The interior black acrylic overflow box is adjustable so you can set the water level in the aquarium where you want it, and efficiently pulls water of the surface to keep the surface clean. Each box includes everything required to install on your aquarium and includes; Foam prefilter, Clear U-tube syphon, nylon screw & wing nuts, black pre-filter box & 1 in. bulkhead drain.

Click here for directions on how to install your overflow system .


Includes MediaPre Filter Sponge
Warranty1 year Warranty
UL ListedNo
Max Tank Size50 gal.
Length4 in.
Width2.5 in.
Height8 in.
Internal Id

Ratings & Reviews

2 reviews

  • 5 stars
  • 0 reviews
  • 3 stars
  • 0 reviews
  • 2 stars
  • 0 reviews

Overflow box


Works okay a little loud, needs more info with.

Eshopps PF Overflow box


If you want fool proof you need to learn how to drill a hole in your glass tank and forget about overflow boxes. Enough small air bubbles collect in the syphon tube - and walla, very upset wife with flooded living room ! That happened within 8 hours of use.