Fluval Flex 32.5 Marine Salt Water Aquarium Kit – Fish Tank for Fish, Coral & More – Comes with LED Lights, Filtration System & More – 32.5″ x 15.75″ x 15.35″ – 123 L, 32.5 Gal. – Black

Price: $699.98
(as of May 20, 2026 03:31:19 UTC – Details)

Full spectrum Marine 3.0 LED operates via the FluvalSmart App on your mobile device 25000 K color temperature lighting is ideal for growing vibrant corals 3 pre-set lighting conditions: sunny reef; deep sea glo; color boost 24-hour programmable light timer mimics the natural cycle of the sun and moon Optional space to add a second Marine 3.0 LED (Item #14513 – sold separately) Powerful 3-stage filtration system 2 independent media chambers for maximum, superior water quality 2 oversized mechanical (foam); chemical (carbon); and biological (BIOMAX) media – all included Twin output nozzles can be adjusted to create customized water flow Hidden rear filter compartment provides separate media access and offers seamless integration of Fluval PS1 Protein Skimmer (Item #14325 – sold separately) and M-150W Heater (Item #A783 – sold separately) Convenient easy-feed door opening provides option to add PF2 programmable feeder (Item #10786 – sold separately) Honeycomb print camouflages water line Custom cabinetry available Black (Item# 14985 – sold separately) For saltwater use only
Product Dimensions ‏ : ‎ 32.28 x 15.75 x 15.35 inches; 48.75 Pounds
Item model number ‏ : ‎ FS400
Date First Available ‏ : ‎ April 14, 2020
Manufacturer ‏ : ‎ Rolf C. Hagen (USA) Corp.
ASIN ‏ : ‎ B0873VL625
Best Sellers Rank: #97,374 in Pet Supplies (See Top 100 in Pet Supplies) #109 in Aquarium Starter Kits
Customer Reviews: 4.3 4.3 out of 5 stars (95) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

Stylish Marine Aquarium: Contemporary design with curved front and honeycomb wrap that conceals water line and filter compartment sides
Customizable LED Aquarium Lights: Fully adjustable 7500K White + RGB LEDs for endless color blends and plant growth support; controlled by FluvalSmart App
Powerful Fluval Fish Tank Filtration: 3-stage filtration with oversized mechanical, chemical, and biological media for superior water quality
Perfect Pet Supplies: Fish tank enclosure with multi-directional dual outputs for customized water flow; easy feed top cover opening
Innovation for Fish Keepers: Fluval innovates to foster a sustainable future where aquatic life and humankind can thrive in harmony

Product summary

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