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Waterbox Aquariums - MARINE X 90.3

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$ 2,299.00 2299.0 USD $ 2,299.00

$ 2,299.00

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Brand: Waterbox Aquariums

Waterbox Aquariums - MARINE X 90.3


Overview

The Waterbox MARINE X 90.3 is a premium all-in-one reef system engineered for clarity, strength, and simplicity. Whether you're a beginner or seasoned reefer, this aquarium delivers professional-grade performance in a sleek, modern form factor. With ultra-clear glass, dual-drain plumbing, and a precision sump system, this setup is built for serious reefkeeping without the complexity.


Key Features

  • Ultra-clear low-iron glass with 91% light transmittance
  • Central overflow with dual return nozzles
  • Silent main drain with precision gate valve
  • Tool-free plumbing kit with quick-connect fittings
  • Dual 4" filter sock sump system with RO reservoir
  • Aluminum-framed marine-grade cabinetry
  • Available in Black, White, or Aspen


Display Aquarium

Crafted with 12mm ultra-clear glass, the rimless design offers a high-end aesthetic with unobstructed views of your reef. Reinforced with high-strength black silicone, this tank is built for long-term durability. The rear overflow box includes a removable weir comb and dual adjustable return nozzles for maximum control and easy maintenance.


Included Sump System

  • Dual 4" filter sock chambers (roller filter compatible)
  • Oversized skimmer/media chamber
  • Integrated RO reservoir for top-off systems
  • Return pump section fits most DC/AC models


Smart Plumbing Design

Waterbox’s included plumbing kit simplifies installation and enhances long-term reliability:

  • Quiet main drain with precision gate valve
  • Emergency overflow for added safety
  • Quick-connect fittings for fast, secure setup
  • Dual return lines with adjustable nozzles


Cabinet Stand

The marine-grade cabinet is constructed with a powder-coated aluminum frame and moisture-resistant laminated wood panels. Designed for structural integrity, it includes:

  • Push-to-open access doors
  • Adjustable leveling feet
  • Open-back design for airflow and cable management


Specifications

Aquarium:

  • Dimensions: 35.4" L x 19.7" W x 21.7" H
  • Display Volume: 59.3 Gallons
  • Total Volume: 85 Gallons
  • Glass Thickness: 12mm
  • Transmittance: 91%

Sump:

  • Dimensions: 31.5" L x 16.1" W x 15" H
  • Volume: 31 Gallons
  • Glass Thickness: 1/4"
  • Skimmer Chamber: 15.3" x 13.5"
  • Return Pump Chamber: 8.3" x 5.9"
  • RO Reservoir: 8.3" x 9.6" x 14.1" (4.8 Gallons)

Plumbing:

  • Main Drain: 1.25" (32mm DN25)
  • Emergency Overflow: 1.25" (32mm DN25)
  • Return Line: 1" (25mm DN20)
  • Return Nozzles: 3/4" (20mm DN15)

Cabinet:

  • Dimensions: 35.4" L x 19.7" W x 35.4" H
  • Internal Space: 32.4" x 17.6" x 32"


What’s Included

  • Waterbox MARINE X 90.3 Aquarium
  • Marine-Grade Aluminum Framed Cabinet
  • Precision Glass Sump System
  • Complete Plumbing Kit
  • 2x 225 Micron Mesh Filter Socks
  • 2x Sock Silencers
  • EVA Leveling Mat

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 *

Yes, even if a product is listed as "out of stock", it's still available to order!

Many of our products are fulfilled on-demand - so even if the product shows as "out of stock", you can still place your order. We'll source the product from our extensive distribution network & we'll notify you as soon as your order is ready for pick-up.

We offer local pick-up by appointment only. After you place an order, we'll contact you directly to schedule a convenient pick-up time at our facility.

Pick-up location: 7137 58th St N, Pinellas Park, FL 33781