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Bashsea - Rimless Bio Refugium Sumps (48x14x16)

https://www.tidalwaveaquatics.com/web/image/product.template/5956/image_1920?unique=aafb5b4

699.99 699.99 USD 699.99

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Brand: Bashsea

Bashsea – Rimless Bio-Fuge Refugium Sump (48" x 14" x 16")


A modern, fully featured rimless sump designed for flexibility, strength, and clean aesthetics. The Bio-Fuge delivers unobstructed access for larger equipment while maintaining commercial-grade durability and craftsmanship.


Overall Dimensions

  • 48" L x 14" W x 16" H
  • Drains: 2x 1" bulkheads
  • Filter Socks: 2x 4"


Chamber Layout

Section 1 – Skimmer / Mechanical Filtration

  • 20" x 13.25"
  • Adjustable water gate
  • Water height range: 5" – 9"

Section 2 – Refugium / Equipment

  • 20.5" x 13.25"
  • Fixed water level

Section 3 – Return

  • 8" x 6.125"
  • Fixed water level


Key Features

Rimless Design

Provides full, open access for easier equipment installation and maintenance.

Built-In Drains

Integrated bulkheaded drains — typically found only on rimmed sumps — for a clean and secure setup.

Adjustable Water Gate

Fine-tune water height in the primary chamber for optimal skimmer performance.

Integrated Filter Sock Area

Dual-purpose sock bracket designed for easy removal and maintenance. Compatible with Bashsea nylon socks, known for reduced maintenance and long service life.

Dosing & Access Ports

Built-in inputs for chemical dosing, ATO lines, and in/out plumbing connections.

Probe Holder (36" Models & Up)

Isolated rubber grommets help reduce electrical interference for more accurate probe readings.


Construction & Compatibility

  • Suitable for saltwater or freshwater systems
  • Commercial-grade build quality
  • Premium materials throughout
  • Designed for versatility and long-term reliability

The Bio-Fuge series combines simplicity, performance, and durability in a clean rimless format suited for modern aquarium systems.

We totally understand that plans change! You can modify or cancel your order as long as it hasn’t been shipped yet. Just call or email us right away - our team will confirm if we can catch it before it leaves our facility.

If your order is already in transit, you’ll need to request a return once it arrives. Keep in mind that some items, like aquariums and livestock, can’t be returned

For full terms, please refer to our Refund & Return Policy.

Placing an order is simple - just add your item to the cart & complete the checkout process online. Once your order is confirmed, we'll reach out to you directly to schedule a local pick-up appointment at our facility.

* All local pick-ups are by appointment only *

Order processing typically takes 1-2 business days for products that are in stock or readily available through our network of distributors. Some products, however, are fulfilled on demand directly from our distributors, which can slightly extend processing and delivery times depending on availability and location.

Rest assured - we always work to get your order shipped as quickly as possible.

If you’d like to confirm availability or request an ETA before placing your order, you’re always welcome to call or email us.