Studio 12 Nano Reef Tank Mark II - Reef Casa

We offer world wide international shipping

We offer world wide international shipping
Reef Casa
  • Aquariums
    • Aquariums
    • Saltwater Kits
    • Frag Tanks
    • Pico Reefs
    • ULTIMA
  • Gear
    • Upgrades
    • Aquarium Gear
    • Filtration
    • Macro Algae
  • About
    • Contact & About Us
    • Nano Reef Tank Inspiration
    • Retailers
0 items 0$
Menu
Reef Casa
0 items 0$
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II
  • Studio 12 Nano Reef Tank Mark II

Studio 12 Nano Reef Tank Mark II

169$

The world’s most popular nano reef tank, the Reef Casa Studio. This nano reef aquarium has all in one designed with a built in filter and a unique low profile design you won’t find anywhere else.

We are constantly refining and innovating this already amazing tank to bring you the coolest and most useful upgrades to make it truly your own.

  • Dimensions
  • What's Included
  • Mark II
  • Manual

Dimensions

  • Dimensions: Width  16” x Length 15” x Height 11” (In mm 405 x 380x 280 )
  • Display Volume: 12 Gallons / 45 Liters
  • Glass Thickness: 5mm
  • Includes: Aquarium, Filter Media, Return Pump

What's Included

  • 1 Single Reef Casa filter floss square
  • 1 Bag High purity carbon filter
  • Return pump, hose & nozzle
  • Built in filter
  • Self levelling matt

Mark II

Pico Mark II Improvements. After nearly two years of refinement, the world’s best nano reef tank is reborn

Manual

Click here for the manual for this all in one aquarium

Let’s configure your dream nano reef tank

Studio 12 gallon (16x15x11") Cube 15 Gallon (16x15x14'' )
Studio 12 Gallon
Cube 15 Gallon (+50$)
Every Reef Casa all in one aquarium comes standard with a return pump covered by a 1 year warranty. Upgrade to the controllable aqua ninja for convenient feed mode and adjustable flow
Reef Casa Return Pump
Aqua Ninja Dc Controllable Pump (+48$)
Lets illuminate your nano aquarium! The Beam is suitable for all soft corals, most lps corals, anemones & fish. The Halo has built in timers, dimers, controllable led colors and is suitable for all corals. Both come with tank mounts included !
No Light Needed (+0$)
Reef Casa Beam (+60$)
Reef Casa Halo (+130$)
Keep your nano tank sparkling for longer. Each aquarium comes with one piece of filter floss. Add 1, 2 or even 4 months of filter floss to your aquarium.
+1 Additional Month Floss (+10$)
+2 Additional Month Floss (+20$)
+4 Additional Month Floss (+40$)
Keep your nano reef tank aquarium sparkling. Each tank comes with one bag of carbon included free of charge.
+ 1 Month Carbon ( 4 Pack) (+10$)
1+ Reef Casa Algae Block (+10$)
Lets trick out this nano aquarium with these popular upgrades. The filtration organizer is used to organize filter media. The filtration covers hide clutter, wires and the entire rear filter section. The mesh lids come fully assembled and will keep everything where they belong.
Filtration Organizer (+60$)
Filtration Cover (+30$)
Mesh Lid (+70$)
Neat Freak Filtration Basket (+50$)
Reef Casa Logo Filtration Sticker (+5$)
Gate Keeper (Filter Guard For TINY Animals) (+20$)
This devices create random current with no moving parts. The dual random flow generator is highly recommended.
Dual Random Flow Generator (+40$)
Bubble Magus Mini Q Skimmer (+80$)
Reef Casa Surf Mini Wave Maker (+80$)
100% Reef safe aqua scaping epoxy (Grey color - 115g)
Rock Lock Scaping Epoxy (+15$)
Reef Casa Bacteria Blocks are like adding 20lbs of live rock to your tank in terms of surface area! Highly recommended. Life bacteria is bottle denitrifying bacteria to kick start your aquariums cycle.
Bacteria Hotel Blocks (+16$)
Life Denitrifying Bacteria (+12$)
Ammonia Chloride For Aquarium Cycling (+8$)
Sand for 3/4-1'' deep Sandbed (+24$)
Reef Casa Bacteria Blocks are like adding 20lbs of live rock to your tank in terms of surface area! Highly recommended. Life bacteria is bottle denitrifying bacteria to kick start your aquariums cycle.
Coral Curry Reef Food (+10$)
Mini Munch Fish Pellets (+10$)
Coral Hot Sauce Amino Acids (+16$)
Coral Cookies LPS Pellets (+10$)
Keep your aquarium sparkling and keep yours hand out with these handy magnetic glass cleaners.
Flipper Nano Glass Scraper (+35$)
Flipper Nano Scraper Replacement Baldes (+20$)
100% Aquarium Safe Glass Cleaner (+12$)
Reef Casa Glass Hand Towel (+10$)
Refractometer (+80$)
Keep your aquarium temperature perfect. All heaters come with a 2 year warranty and are made in Europe.
Digital Thermometer (+15$)
50w Glass Heater (+40$)
50w Ceramic Shatterproof Heater (+60$)
Add a mini slim protein skimmer
Bubble Beam Protein Skimmer (+80$)
Combat evaporation and spend more time enjoying your pico aquarium with these devices used to compensate for evaporation.
Duetto Automatic Top off (+152$)
2.5 Gallon Slim Backpack Reservoir (+80$)
5 Gallon The Well Reservoir (+120$)
High gloss white stand made perfectly to match this aquarium. Splash resistant and lots of storage underneath.
High Gloss White Stand (+160$)
Water Change Floor Protector Towel (+12$)
Power Hub 6 outlet Electrical Bar (+20$)
The Cellar - Wooden Under Tank Storage (+65$)
Product total
Options total
Grand total
Share:
  • Description
  • Additional information
Description

Description

Block
The ultimate nano reef
Easy
Built in filtration makes cleaning this nano aquarium a breeze
Design
Aquariums designed by real obsessed hobbyists
Form Factor
Enjoy the wonders of the ocean anywhere you can think of
Intimate
Tiny aquariums to appreciate the tiny wonders of the ocean.
Slide 1

Super Neat

Filtration covers to hide
the filter and clutter

Super Neat

Hides the filter and clutter

Hero

Protect

Optional mesh lids come fully assembled.
Keep your friends inside your nano reef
aquarium and cats out

Supercharged

Improves filtration, organizes media
makes cleaning a breeze

Gate Keeper

Protect small fish &
anemones from the filter

Neat Freak

Refugium box / media basket for full
filter accessibility

Ninja

Silent, controllable Dc pumps

The Cellar

Beautifully designed storage solution

Current

This magical part creates random flow patterns with
no moving parts

Goodbye
Evaporation

Thoughtfully designed fresh water reservoirs

Elevate

Plywood aquarium stands to display your masterpiece

Hero
Protect

Optional fully assembled mesh lids

Supercharged

Improves filtration and makes cleaning a breeze

Neat Freak

Filtration media basket x refugium box

Current

This magical device create random flow patterns with no moving parts

Build

24 Gallon Lagoon

Ninja

Silent

Adjustable flow

Storage

Beautiful organization solutions

Hello Bacteria

Equivalent to 10lbs of live rock

Gate Keeper

Protect small fish and anemones from the filter

Goodbye Evaporation

Thoughtfully designed reservoirs

Elevate

Plywood stands

More info

  • Specifications
  • Warranty

Specifications

Studio 12 Nano Reef Tank

Total system water volume

12 Gallons / 45 Liters

Display tank water volume

9.8 Gallons / 34.5 liters

Rear filter volume

Gallons: 2.2 Gallons / 8.5 Liters

Rear filter width

Inches: 3” /  76mm

System Dimensions

L x W x H   16” x 15” x 11” / 405 x 380 x 280 mm

Display tank height with light

Including Halo with gooseneck
17” Inches

Glass Ultra-clear front glass

5 mm Thick
Non tempered all around
Drillable: Yes

Water circulation

Return pump included
Plumbing included
Return nozzle included
Number of outlets: 1

Return Pump Chamber  Dimensions 

Inches: 3.9’’  x 3.14’’

Cabinet

L x W x H

Inches 16” x 15” x 36” /  405 x 380 x 914 mm

Details:

High gloss finish
Saltwater resistant
Splash resistant
Epoxy painted doors
Plywood construction

Warranty

We got you covered

We stand behind every product we make and our aquariums come back with an industry leading 36 month hassle free guarantee on silicone and workmanship.

Additional information

Additional information

Weight

5 kg

Dimensions

40 × 30 × 28 cm

REef Casa Aquariums

  • Nano Saltwater Tanks
  • Saltwater Aquarium Kits
  • Frag Tanks
  • Pico Reefs
  • Aquarium Products

    INFO

    • About Us
    • Start Reefing
    • Reef Aquarium Blog
    • Coral Care Guides
    • Reef Safe Fish

    © 2025 Reef Casa. All rights reserved

    payments
    • Aquariums
      • Aquariums
      • Saltwater Kits
      • Frag Tanks
      • Pico Reefs
      • ULTIMA
    • Gear
      • Upgrades
      • Aquarium Gear
      • Filtration
      • Macro Algae
    • About
      • Contact & About Us
      • Nano Reef Tank Inspiration
      • Retailers
    Shopping cart
    Close
    • USD $
      US $
    • CAD $
      Canadian $
    ×
    Please enter your email
    To add this item to your cart, please enter your email address.
    Your email is invalid.
    Shop
    0 items Cart
    My account