Backflow prevention for your CO2 system Stops water from reversing flow out of the aquarium and into the CO2 equipment (check valve) Simple to install: just cut the CO2 tubing and place the backflow preventer in between (make sure the arrow is pointing towards the aquarium) Safety feature: lock nuts ensure the CO2 tubing stays securely in place Designed for CO2 hoses with a diameter of Ø 4/6 mm Contents of the package: 1 check valve for CO2 systems with hose securing included

Enhances primary plant nutrient carbon dioxide without loss: CO2 reactor designed for freshwater aquariums ranging from 40 to 200 liters, standing at a height of 12 cm Simple installation: connect the reactor to your CO2 fertilization system (not included) using the specialized CO2 hose, and secure it in the aquarium with the provided suction holders Effective and visible CO2 diffusion, operates without an additional pump, no need for a separate bubble counter, easy to clean, fully disassemblable, compatible with all standard CO2 systems, and can be expanded Features a collecting cap to prevent CO2 loss, made from durable Makrolon, suitable for a maximum of 200 liters at 4°KH and up to 100 liters at 10°KH Contents of the package: CO2 high diffusion reactor with 5 modules + base module with hose connection + collecting cap module on top, 2 holding clips with suction cups, and a 2 m special CO2 hose, height 11 cm

Top-quality direct diffuser designed specifically for CO2 use. Key Features: • Ideal for cost-effective and direct fertilization of plants: CO2 diffuser compatible with external filters. • Simple installation: easily connects to the hose of your external filter. • Precise dosing: features an integrated bubble counter, with a backflow stop to prevent water from reversing. • Achieve a 20% reduction in CO2 usage thanks to a highly efficient diaphragm.

Refillable storage cylinder containing 2kg of CO2. Key Features: • Perfect for providing CO2 to both fast and slow growing plants. • User-friendly and efficient: a refillable 2kg reusable cylinder. • Compatible with all CO2 systems. CO2 extraction using JBL m001 fittings or other pressure reducers with connection thread W 21.8x1/14. • TÜV certified pressure cylinder featuring an overpressure relief system. Sturdy design: the cylinder stands securely without the need for a stand.

A plant fertilization system featuring a refillable cylinder and a night shut-off function. Key Features: • CO2 fertilization system designed for optimal nourishment of both fast and slow-growing plants in freshwater aquariums of up to 600L. • Simply assemble the system, connect the diffuser in the aquarium, and adjust the CO2 flow until the permanent test shows the desired level. • Expert water management with a night shut-off: offers accurate dosing via a pressure reducer, consistent release, efficient distribution through the extendable diffuser, and excellent monitoring thanks to the bubble counter, CO2/pH test, and residual pressure display on the pressure gauge. • The refillable cylinder includes an overpressure relief feature, is TÜV certified, and comes with a stand to ensure stability. The hose screw connection prevents hose slippage, while the check valve stops water from entering the cylinder.

Aquarium plant fertilizer system featuring pH regulation. Highlighted Features: CO2 fertilization system equipped with automatic pH regulation, ideal for nourishing both fast and slow-growing plants in freshwater aquariums ranging from 100 to 600 liters. User-friendly and effective: includes a refillable 500g cylinder. Easy to assemble, requiring no separate water pump. Can also be transformed into a disposable system. Professional-grade water management with automatic control: ensures accurate dosing with a pressure reducer, consistent release, and efficient distribution through an extendable diffuser. Comes with a bubble counter featuring a backflow prevention mechanism. Displays residual pressure on the pressure gauge. TÜV certified storage cylinder, a pressure cylinder equipped with overpressure relief; the stand keeps the cylinder stable. Hose screw connection prevents slippage, while the check valve stops water from entering the cylinder.

Designed specifically for CO2 systems in aquariums. Key Features: • Essential accessory for plant fertilization systems: a specialized CO2-proof hose for your aquarium. • Simple installation: attach the hose to the CO2 system and diffuser (system and diffuser sold separately). • Clear, specialized CO2-proof hose compatible with all standard CO2 systems. • Ensures efficient transport of CO2 gas without any losses.

Extension for CO2 Diffuser

High-performance CO2 diffuser. Key Features: • Optimal enrichment without loss of the essential plant nutrient carbon dioxide: CO2 diffuser designed for freshwater aquariums with a maximum volume of 400L and a minimum height of 30cm. • Simple installation: attach the diffuser to the CO2 fertilization system (not included) using a special hose, and secure it in the aquarium with the suction holder. • Effective and visible CO2 diffusion, operates without the need for an additional pump, no separate bubble counter is necessary, easy to maintain, fully disassemblable, compatible with all standard CO2 systems, and can be extended. • Collection cap designed to minimize CO2 loss, made of durable Makrolon, suitable for up to 400L at 4 °KH and 200L at 10 °KH.

Single-use CO2 cylinder. Highlighted Features: • Ideal for nourishing both fast and slow-growing plants in compact aquariums. • Simple installation: attach the pressure regulator fitting with the internal thread facing backward onto the external thread of the storage cylinder. Includes a pressure gauge for easy monitoring. • This disposable cylinder comes pre-filled with carbon dioxide and is not refillable. Compatible with the JBL ProFlora u201 fertiliser system. • Enhanced safety: rigorously tested up to 275 bar.

Black automatic fish feeder suitable for all types of aquarium fish Convenient automatic feeder: provides automatic feeding for aquarium fish – Compatible with granules ranging from 1 to 3 mm Simple to program: allows for up to 4 feedings a day with customizable food portions. It has a capacity of 125 ml, which can be expanded to 375 ml by attaching a 250 ml food canister Manual operation option with an on/off switch, straightforward adjustment of feeding schedules and portion sizes. Includes an adapter ring for JBL PRONOVO 250 ml cans Air connection ensures food remains dry; features a universal attachment via suction cup or holder clamp (can rotate 360° on its mount) Included in the package: automatic feeder for aquarium fish, mounting holders, 3 x 1.5 V AA batteries, and an adapter ring for 250 ml JBL PRONOVO cans

Aquarium main food flakes in medium size for all ornamental fish ranging from 8 to 20 cm. Prebiotic fish food for aquariums enriched with garlic: specialized dietary fibers in this formulation nourish beneficial gut bacteria, supporting healthy digestion. Natural ingredients free from artificial additives to ensure a wholesome diet and promote the well-being of your aquarium fish. This product has been tested during JBL research expeditions in tropical environments. Highly accepted even by the most selective fish due to the premium ingredients, including salmon, squid, shrimp, and garlic. Enhances the vibrant colors of all ornamental fish species with natural astaxanthin (a premium carotenoid) sourced from krill and spirulina. The term squid refers to mollusks like mussels and snails, which are a part of many fish diets. Package details: original sealed, air- and light-tight, recyclable tin featuring a dosing aid inside the lid (available in 100 ml, 250 ml, 1000 ml).Expires on 10 Oct 2027

Main food flakes for aquariums in size M, suitable for all ornamental fish measuring 8-20 cm. Prebiotic fish food enriched with garlic: the dietary fibers in this formula nourish beneficial gut bacteria, promoting optimal digestion. Crafted from natural ingredients free of artificial additives, supporting a wholesome diet for your fish. This product has been tested during JBL research expeditions in tropical environments. Highly accepted even by the pickiest fish, thanks to top-quality ingredients like salmon, squid, shrimp, and garlic. Enhances the vibrant colors of all ornamental fish species through natural astaxanthin (a premium carotenoid) sourced from krill and spirulina. The term squid refers to mollusks such as mussels and snails, which are favored by many fish. Package includes: a sealed, air- and light-tight recyclable tin featuring a dosing aid inside the lid (available in 100 ml, 250 ml, 1000 ml)   Expires on 16 Oct 2027

Main food flakes in size S suitable for all aquarium fish measuring 3-10 cm Prebiotic fish food enriched with garlic: specially formulated dietary fibers in this food support the growth of beneficial gut bacteria for optimal digestion. Naturally sourced ingredients free from artificial additives ensure a wholesome diet for your aquarium fish. Proven effective during JBL research expeditions in tropical environments. Highly accepted even by the most selective fish species, thanks to premium raw components like salmon, squid, shrimp, and garlic. Perfect for community aquariums housing both fish and shrimp, along with plant ingredients like spirulina. Enhances the vibrant colors of all ornamental fish species with natural astaxanthin (a superior carotenoid) derived from krill and spirulina. The mention of squid refers to mollusks such as mussels and snails, which are favored by many fish. Package includes: an original sealed tin that is both air- and light-tight, fully recyclable with a dosing aid located inside the lid.Expires on 05 Dec 2027