Waterbox Aquariums – INFINIA Peninsula 4820
Overview
The INFINIA Peninsula 4820 transforms any space into a living showcase, acting as a stunning aquatic room divider with panoramic visibility. With its side-mounted overflow and ultra-clear Starphire glass, this reef-ready system offers maximum design freedom while maintaining quiet operation and exceptional water clarity. Ideal for open-concept living areas, offices, or modern showrooms.
Key Features
- Side-mounted overflow for 3-sided viewing
- Starphire ultra-clear glass with 91% light transmittance
- Plug & play PVC plumbing system with dual return nozzles
- Glass sump filtration with independent ATO reservoir
- Water-resistant push-open cabinetry in black or white
Ultra-Clear Display Aquarium
Constructed with 12mm low-iron Starphire glass, the INFINIA Peninsula 4820 delivers unmatched clarity and brilliance. The 3-sided viewing area allows for immersive aquascaping visible from multiple angles, while the included leveling foam mat protects against uneven surfaces.
- Dimensions: 47.2" L x 19.3" W x 21.7" H
- Volume: 79.6 Gallons
- Glass Thickness: 12mm
- Total System Volume: 117.1 Gallons
- Glass Type: Ultra-Clear Starphire (91% transmittance)
Quiet & Convenient Plumbing System
Engineered for simplicity and silent operation, the pre-fabricated plumbing kit features:
- Precision gate valve for overflow tuning
- Dual return nozzles for high-flow distribution
- Quick-connect parts – no gluing or tools required
- Setup in minutes, even with no plumbing experience
Plumbing Specifications:
- Return Line: DN20 (25mm / 1")
- Return Nozzles: 2x DN15 (20mm / 3/4")
Baffled Glass Sump with RO Reservoir
The Peninsula sump is optimized for modern reef filtration, including:
- Filter sock chamber with silencers
- Dedicated protein skimmer & return zones
- Optional refugium zone with adjustable baffles
- Separate 7.3-gallon ATO reservoir
- Total sump volume: 30.2 Gallons
Sump Dimensions:
- 31.5" L x 15.7" W x 15" H
- ATO Volume: 7.3 Gallons
Marine-Grade Cabinet Stand
Stylish and functional, the Peninsula stand is made from PVC-laminated plywood for high resistance to humidity and salt creep. Soft push-to-open doors offer clean lines with no visible hardware, perfect for minimalist interiors.
Cabinet Model: ALP 4820
Cabinet Height: 35.4"
Total System Height: 57.1"
Finish Options: White or Black
What’s Included
- 1x INFINIA Peninsula 4820 Display Aquarium
- 1x Marine-Grade Cabinet Stand (Black or White)
- 1x Glass Baffled Sump
- 1x Independent ATO Reservoir (7.3 gal)
- 1x Complete PVC Plumbing Kit
- 2x Return Nozzles
- 1x Overflow Box with Lid
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.

