Refillable CO2 storage cylinder containing 500g of carbon dioxide. Key Features: CO2 storage cylinder compatible with all CO2 systems. Delivers essential carbon dioxide (CO2) to aquarium plants while inhibiting algae growth. Refillable 500g CO2 cylinder, TÜV-certified (thread W 21.8 x 1/14). Equipped with a safety pressure relief valve. This cylinder does not stand independently. A stand (JBL PROFLORA CO2 CYLINDER STAND) or wall mount (JBL PROFLORA CO2 CYLINDER WALLMOUNT) is necessary for support. Due to the liquefaction of CO2 under pressure, pressurized gas cylinders must be kept upright during use. Included in the package: a refillable cylinder pre-filled with 500 g CO2, dimensions: 43 x 11 cm, thread W 21.8 x 1/14.

Optimal light efficiency for stunning aquatic flora: exceptionally high photosynthetically active radiation (PAR) exceeding 220 µM/s/m2. Easy setup: simply clip the light into the tube holder or position it, connect the cable, and power it on or adjust the brightness using the remote control while choosing from 3 light color options. Warm white and cool white LEDs evenly distribute light, creating a biotope-friendly lighting environment, featuring 2 channels with 3 preset color temperatures: 2700 K (warm white), 4000 K (daylight white), 6700 K (cool white). You can enhance the functionality by using your smartphone to access preset biotope-friendly or custom light settings, along with the JBL LED SOLAR EFFECT RGB light for unique color displays. Included: water-resistant light (IP67), remote control, driver (receiver), power supply unit, connection cable, mounting brackets for overhead installation & end caps for fitting into tube sockets (T5&T8).

Crafted from surgical-grade 316L stainless steel Featuring a silicone tip for enhanced grip Ideal for use in marine aquariums Length: 83cm  

Maxspect LED MJ-L Series: One System, Many Color Options Full-Spectrum with Multi-Phase Color Temperature Innovation Thanks to its unique technology, the L165 LED lighting system can be easily adjusted to various color spectrums without compromising on performance! Many other LED Systems lose up to 40% of their efficiency when switching between color temperatures, while the Maxspect Jump L165 LED maintains an impressive 95-100% (between 62-65w) of its maximum efficiency across different color profiles. Other LED Systems typically default to a color temperature of 16000K, while the Maxspect Jump L165 LED operates effectively at a variety of color profiles. The innovative Syna-G Cloud Platform enables you to remotely manage your LED system from anywhere in the world* Enjoy moonlight effects with an Automated Lunar Cycle The Profile Library provides easy access to and sharing of setting profiles Acclimation Schedule helps your corals adjust to the new lighting conditions The innovative Syna-G Cloud Platform enables you to remotely manage your LED system from anywhere in the world

Crafted from surgical-grade 316L stainless steel Features a silicone tip for enhanced grip Designed specifically for marine aquarium applications Length: 60cm

LIGHT SCREEN is a user-friendly LED back screen designed for effortless installation using the included hooks on the back of your aquarium tank, providing a sleek white backdrop with ease. It also includes a blue-gradation film, allowing you to craft a stunning blue gradient background. The LIGHT SCREEN features a dimmer switch, giving you the ability to adjust the brightness of your aquascape to suit your photography needs and harmonize with the overhead lighting. Experience the versatility of LIGHT SCREEN in a variety of settings for your Nature Aquarium.

Maxspect Professional Flood Light F300-10000K-100

The Fluval Lid Fastener is designed specifically for use with Fluval FX2, FX4, and FX6 Canister Filters.

This innovative light features RGB LEDs designed to produce stunning color effects, making it a perfect replacement for your second colored fluorescent tube (T5 or T8). Simply connect it to the included cable switch of your current JBL LED SOLAR NATUR and control it effortlessly with the remote. This setup allows for captivating simulations of sunrise and sunset hues, as well as various weather scenarios like lightning storms or the rainy season. The built-in RGB LEDs can generate red, green, and blue, along with all blended colors, all adjustable via the JBL LED SOLAR NATUR remote control. It offers 7 levels of dimming for your convenience. For even more effects, you can utilize the JBL LED SOLAR CONTROL app on your smartphone. Included in the package: LED effect light, waterproof (IP67), cable switch, mounting brackets for overhead installation, and end caps for fitting into tube sockets (T5 & T8). Please be aware that the JBL Solar Effect must be used alongside JBL Solar Natur LEDs.

20W Plastic Heater. Integrated thermal resistance. Durable plastic housing. Powerful suction cup holder. 220-240V/50Hz 1.5M 2P.

Premium black silicone designed specifically for the assembly and repair of frameless glass aquariums, as well as for adhering decorative elements like rock formations. For optimal use, please refer to the included product information. It is safe for fish, cures quickly, boasts high adhesive strength, and is TÜV type tested. Once cured, it is non-toxic, odorless, and safe for your aquatic environment. Contents of the package: 1 tube of AquaSil black silicone, including a cartridge, dosage nozzle, and plunger.Expires on 30 Dec 2025

Vibrant and engaging illumination. Compatible with Rio 240, Rio 300 & Vision 260

A comprehensive testing solution for water quality in koi and garden ponds. Effectively tracks the 10 key water parameters in aquariums, providing simple and dependable results for ponds, well water, and tap water.Expires on 31 Jul 2025

Root fertilizer designed for freshwater aquariums (7 fertiliser balls). Key Features: • Essential support for plant roots: uniquely crafted clay balls, enriched with vital nutrients, specifically for freshwater aquariums. • Nutrient storage capacity. No signs of deficiency: includes crucial trace elements like iron and minerals. • Enhanced plant growth reduces algae proliferation. Free from phosphates and nitrates. • Robust root development in plants indicates excellent nutrient uptake via the roots.Expires on 01 Jan 2026

Microorganisms designed to activate both new and cleaned filters for freshwater and marine aquariums, in liquid form. Key Features: • Ideal for creating an optimal environment for both fish and aquatic plants: helps biologically activate filters, assists in setting up new aquariums, facilitates water changes, and aids in re-establishing beneficial bacteria after fish illnesses. Suitable for freshwater and marine aquariums, as well as turtle and shrimp habitats. • Perfect for use with new filters, following filter maintenance, and after administering medication. • Promotes rapid biological filter establishment: effectively breaks down ammonium/ammonia and nitrite through the action of highly active living bacteria. • Sufficient for 3L of filter material.Expires on 30 Sep 2026

Replacement test strips for smartphone-based analysis of freshwater aquariums. Key Features: • Smartphone-enabled water analysis and diagnostics: easily and safely monitor water parameters in freshwater aquariums. Measures general hardness, carbonate hardness, pH level, nitrite, nitrate, chlorine, and CO2 levels. • Innovative water analysis method: download the ProScan app for free, dip the test strip into aquarium water, place the strip on the color chart for evaluation, and scan the chart to obtain results. • Quick diagnosis - accurate results: test results are shown as numerical values and categorized (good/medium/poor). You'll receive additional guidance for maintaining optimal conditions in freshwater aquariums and ponds. • Compatible with iPhone and iPad: requires iOS 5.0 or newer, Android 4.0 or newer, and a camera with autofocus capability.Expires on 31 May 2027

Cleaning solution for CO2 diffusers and aquarium decor Designed for easy cleaning of technical gear and decorations affected by algae and other organic residues Simple to use: mix 1 part solution with 10 parts water, place in a metal-free container, and let the soiled items soak for 1 hour. Afterward, rinse thoroughly with tap water A chlorine-based formula effectively eliminates organic grime without the need for scrubbing, restoring items to their original condition Not intended for use on wood, plants, or any living organisms. For first-time use on decorative items: perform a spot test in an inconspicuous area  Expires on 28 Feb 2027

Crystal-clear and healthy water: 11 W UV-C clarifier designed for the rapid and effective removal of green and white cloudiness in both freshwater and marine aquariums. Space-efficient setup: easily connects to an external filter. Inlet and outlet are strategically placed for convenience. Minimum installation length: 42 cm. Germ-eradicating UVC radiation that lowers the chance of infection, with no alteration to water quality and no impact on the beneficial bacteria in your filter. TÜV certified with a safety switch: the UV-C bulb automatically turns off when the unit is opened. Durable, UV-resistant housing with a dual glass-cylinder design. Included in the package: complete UV-C unit, 2 m power cable, 11 W UV-C bulb, G23 socket, wall mounting hardware, screws, and nozzle hose fittings for 16-19 mm hoses. Warranty: 2 years (+ an additional 2 years upon product registration)

Effortless and dependable assessment of ammonium (NH4) and ammonia (NH3) levels in aquariums and ponds. Monitors the biological equilibrium (bacterial activity) in both freshwater and saltwater environments. Utilizes a laboratory comparator system to adjust for the natural color of the water: fill glass vials with your sample, add reagents to one vial, position the vials in the holder, and read the results from the color chart and table. Recommended usage: during the initial setup of a new freshwater aquarium: once daily. For marine water setups: once weekly. Also suitable for monitoring during fish illnesses or fatalities. For comprehensive details and troubleshooting advice regarding water analysis, visit the JBL website under Essentials/Aquarium or Pond. Included in the package: 1 quick test for ammonium NH4, enabling approximately 50 tests. Comes with 3 reagents, 2 glass vials with screw caps, a syringe, a comparator block, and a color scale. Additional reagent refills are available separately.

CO2 fertilization system featuring a 500 g refillable cylinder