Are you trying to find powerheads for aquariums among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling powerheads for aquariums on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 15 hours of research and did 28 powerheads for aquariums tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best powerheads for aquariums you can buy today
- Three Pumps in One
- Turns powerhead in to a prop style circulation pump
- The most fully adaptable pump available
- Model Number: ML90510
- Age Range Description: All Ages
- Included Components: Marineland Maxi-Jet 600 Pro Pump For Aquariums 3 In 1, 160/750 Max Gph
- SAFETY - Fully submersible with epoxy sealed motor. Each product has been submerged in water and tested with super high voltage to avoid electricity leakage.
- PERFORMANCE – Energy efficient with permanent magnet rotor and specially designed impeller. Max. Flow 135GPH (500L/H), Max lift 2.5ft (0.75m), and 4.8W power. Great for tank size of 10-40 gallons. BUY 2 PCS if you have a large tank! Put 1PC at both sides at the back to get the best circulation and aeration in your tank!
- AERATING AQUARIUM - Comes with air tubing and air venturi to supplement oxygen supply in the aquarium.
- MOVING WATER- Creates a nice underwater current that will give your fish something to swim against, which is appreciated by active river fish. In the meanwhile the moving water will bring fish excrement to the filter for a healthy environment in the aquarium.
- HELPING HEATING – The powerhead moves water around the tank so that the heater keeps working till the water in the whole tank reaches the ideal temperature to avoid “cold spot” in your tank.
- [ Aquarium Water Supply Circulation ]: This wave pump simulates gentle water flow and helps the aquarium feel more like the ocean. It is designed to stir debris in the water and create waves in the water. In addition, this pump can also be used to increase the oxygen level of the water
- [ Powerful & Quiet ]: 8W, 1600GPH diving power head, higher flow rate, and lower energy consumption. The twin heads produce powerful waves that circulate the water quietly and efficiently. A stable magnetic base reduces noise while running and prevents the pump from falling
- [ Easy Installation ] Magnetic stand, easy to install, you can install the pump almost anywhere in the aquarium. Adjustable rings with delicate slots prevent baby fish, corals, and starfish from getting involved. Two ball heads rotate 360 degrees to provide complete control over the direction of water flow, creating natural water movement
- [ Application ]: FREESEA wave pump improves water circulation and oxygenation, which is beneficial for the healthy growth of fish. Constructed of anti-corrosion titanium impeller, it can be safely used in fresh and salt water, various fish tanks, aquatic aquariums, coral aquariums
- [ Satisfaction Guarantee ] Gain confidence and keep working hard! If you are not satisfied with our products, contact us and we will be happy to provide you with a new circulator pump replacement. 12 months warranty and 24 hours of professional after-sales service
- Includes optional air intake and air regulator to aerate water
- 22 Watt pumping power
- Suitable for both freshwater and saltwater
- Package Weight: 1.3 pounds
- 211 GPH Submersible Power Head: The Aquatop MaxFlow Power Head delivers a 211 GPH flow rate, providing strong and efficient water circulation for fish tanks of various sizes.
- Quiet and Energy-Efficient Operation: This power head operates quietly, ensuring a peaceful aquarium environment while efficiently circulating water and improving oxygenation.
- Ideal for Freshwater & Saltwater Aquariums: Suitable for both freshwater and saltwater tanks, this versatile pump supports healthy water movement for different aquatic environments.
- Easy to Install & Maintain: Designed for hassle-free installation and maintenance, the MaxFlow Power Head is easy to set up, making it perfect for both novice and experienced aquarists.
- Durable and Reliable: Made with high-quality materials, this power head offers long-lasting performance and durability, providing dependable water circulation for your aquarium.
- Compact and Powerful：3W, 480GPH(1850L/H);Recommend aquarium size Range: 60-75gal freshwater tank, 45-60gal saltwater tank
- Enhance Filtration: Suction cups with articulating ball joints allows a full 360° rotation flow directions make it easy to stir up small particles and leftover food to be picked up by the filter eliminating dead spots
- Circulation and oxygenation: Cord:6 ft；Mimic natural current to create water movement and agitating the top water for fish, corals and other aquatic plants to thrive.
- Easy to install：Just suck the cup to the inner wall (must be totally submersed under water), press the latch and it works.
- Note:Do not connect the timer or controller to the wave pump during use, otherwise it may cause reversal or malfunction.Dimension: 2.75 x 2 x 2 inches (L x W x H);
- PERFORMANCE –Max. Flow 130GPH (500L/H), Max lift 2ft (0.6m), Power 3.5W. For tank size of 10-40 gallons. BUY 2 PCS if you have a large tank! Put 1PC at both sides at the back to get the best circulation and aeration in your tank!
- SAFETY – This pump is fully submersible with epoxy sealed motor. Each product has been submerged in water and tested with super high voltage to ensure the safety.
- DOUBLE OUTLETS, ADJUSTABLE FLOW DIRECTION – The double outlets provide more even flow in the tank. A directional elbow is configured for you to adjust the flow direction at ease.
- AERATING WATER- Oxygenation is very important to your fish. This pump comes with air venturi and air tubing to increase oxygen supply in your fish tank.
- MOVING WATER- Your fish will have a more active life! This pump creates a nice underwater current that will give your fish to swim against! In the meanwhile, the moving water will bring fish excrement to the filter for a healthy environment in the aquarium. HELPING HEATING – The powerhead moves water around the tank so that the heater keeps working till the water in the whole tank reaches the ideal temperature to avoid “cold spot” in your tank.
- New and improved vibration absorbing magnet and suction cup support. Can safely hold the Koralia Evolution 850 positioned in tanks with glass (or acrylic) up to 1/2" thick.
- New shaft-less impeller technology with flow rate of 850 gph, ideal for tanks from 50 to 100 gallons, fresh or marine water
- Power absorbed: 5 Watts. 50% less power consumption and up to 20% more water flow when compared to previous Koralia models
- Sphere joint: adjustable flow direction
- Smaller design than older style Koralia pumps with similar flow rates, includes cable protector and is ideal to use in tanks with urchins, puffers, parrot fish and triggers
- Compact and Powerful:3W, 480GPH(1850L/H);Dimension: 2.75 x 2 x 2 inches (L x W x H);Cord:6 ft;Voltage:110V-120V / 60Hz;Recommend aquarium size Range: 60-75gal freshwater tank, 45-60gal saltwater tank
- Enhance Filtration: Suction cups with articulating ball joints allows a full 360° rotation flow directions make it easy to stir up small particles and leftover food to be picked up by the filter eliminating dead spots
- Circulation and oxygenation: Mimic natural current to create water movement and agitating the top water for fish, corals and other aquatic plants to thrive.
- Easy to install：Just suck the cup to the inner wall (must be totally submersed under water), press the latch and it works.
- Note:Do not connect the timer or controller to the wave pump during use, otherwise it may cause reversal or malfunction.
- Increases water flow through a gravel substrate and improves its filtering efficiency
- Provides stronger currents and consistent output over time
- Maximum flow rate of 400 gph
- Silent operation; Powerhead lifts water as well as moves it
- Provides additional safe mechanical filtration
- UNIQUE CROSS FLOW TECHNOLOGY - Compared to traditional wave makers, this cross flow pumps generate soft waves and the waves are spread 360 degrees. It creates a water flow similar to real ocean, activates the water in the entire tank, eliminates dead spots, and creates a beautiful fish gathering shape
- 🐠INTELLIGENT LED CONTROLLER - With LED display controller, you can set it to different modes to simulate natural living environment 1) 5 wave modes available - pulse wave, sine wave, constant wave, random wave, cross flow wave; 2) 30-100 flow rate levels options; 3) 30-100 frequency levels options; 4) feeding mode; 5) night mode; 6) linkage mode
- 🐠PATTERN WAVE EFFECT - The hygger aquarium wave pump can be installed at different positions in the fish tank to achieve different effects. 1. Installed on the upper side of the fish tank, different wave shapes can be seen; 2. Installed in the middle of the fish tank, you can see a continuous stream of small bubbles, simulating the effect of the ocean. 3. Installed at the bottom of the fish tank, it can blow away debris, remove accumulated water, and keep the tank clean
- 🐠SUPER SILENT WAVE MAKER - Safe 24V DC powered controllable wavemaker that uses sine wave control technology to quietly transport circulating water, with almost no sound heard during operation. Its powerful magnetic base allows the pump to be easily and freely positioned, tank thickness up to 1/2"
- 🐠SUITABLE FOR FISH TANKS UP TO 135 GALLONS: 8.5 inches long, 2 inches diameter, maximum power: 18W, maximum flow rate: 1850 GPH, suitable for up to 135 gallons of freshwater and marine aquariums. Its rotatable head generates waves from multiple directions, making it perfect for creating a natural environment for aquatic organisms.
- Smart Controllable Wave Maker:with smart digital display and adjust knob controller with multiple mode ,can set pluse wave mode, steady strem flow mode,10 minutes feed mode,master and slave control,ideal for coral reef tanks;
- Mini size and powerful wavemaker ,12W,2100GPH max flow ,pump size 2.7**2.7*2.2inches,powerheads for saltwater aquariums and freshwater .fit for the 50 to 100 gallon tanks;
- Safe DC24V 12W powerhead:DC24V working voltage ,safe for you and your fish,external control,no drive inside of the pump ,longer life;
- Super Quiet aquarium wavemaker pump,SINE wave control tech,noise level less than 25db;comes with a protect foam guard prevent things and fish sucked from the rear of the fan;
- Stong Magnetic Mounting wave pump,use magnetic mounting,covered with rubber ,tank thickness up to 12mm(1/2"),wide flow range;
- - 🌊 **Power & Efficiency**: Boasting a robust 48W and operating at 110V-120V, our 12680 GPH Wavemaker Aquarium Circulation Powerhead Pump delivers unmatched water movement for your aquatic environment.
- - 🔧 **User-Friendly Design**: Featuring a super powerful chuck, this aquarium powerhead Wavemaker is designed for easy installation and effortless disassembly, ensuring a hassle-free experience.
- - 🌿 **Natural Ecosystem Creation**: The aquarium circulation pump is engineered to enhance water flow dynamics, generating gentle waves that mimic natural habitats and promote a thriving ecological environment.
- - 💧 **Versatile Flow Control**: Our wavemaker aquarium pump offers a full range of flow directions, allowing you to customize water movement according to the specific needs of your aquarium inhabitants.
- - ✨ **Innovative Connection Structure**: With a patented connection design, this circulation wavemaker pump can be freely combined and adjusted to fit your unique aquarium setup, providing both functionality and style.
- 【Aquarium Water Circulation】This wave maker simulates the natural flow of river or ocean, creating water movement for fish to swim in and a healthy living environment for your aquarium pets; It allows the tall plants to move fluidly, giving the aquarium a more natusral look; And agitates the top water to increase the dissolved oxygen for fish, corals or plants to thrive
- 【Powerful & Quiet】This 6W, 1320GPH aquarium powerhead is higher flow rates and lower energy consumption. Single head makes strong waves to circulate the water quietly and efficiently. It is ideal for 15~120 gallon freshwater tank or saltwater tank. The ultra-quiet propeller and motor, as well as the new shock-absorbing spike design, allowing the pump to run virtually silent
- 【Enhance Filtration】360° rotating flow direction, can easily stir debris towards the filter and prevent them from settling at the bottom. It can eliminate dead ends, improve water quality and keep water clean. Its submersible oil-free motor, environmentally friendly and pollution-free. Saves your tons of energy for cleaning fish tank
- 【Easy to Install】This aquarium powerhead with a strong magnetic bracket which is easy to install and allows you to position the pump virtually anywhere in your aquarium. Small profile so it doesn't take up much space in the tank. Just suck the cupule to anywhere of the in wall, plug in the power and it works
- 【Wide Application】Its axis are made of wear and corrosion resistant ceramics, safe for use in fresh and salt water, various fish tanks, aquatic aquariums, coral aquariums. Dimension: 4.1 x 2.5 x 2.5 inches (L x W x H); Length of Power Cord: 6ft (1.87m); includes: 1pcs 1320 GPH aquarium wavemaker (w/1 magnet suction base, 2 suction cups). In the remote possibility that you’re not satisfied with our product, just contact us, and we will gladly give you a new Circulation Pump replacement.
- SMALL, QUIET YET POWERFUL – Thanks to Brushless Motor and Sine Wave technology, powerful 4-blade impeller wavemaker can move around aquarium water which helps debris sucked up by the filter, keeping water clean and mimicking natural current to let your fish swim with. It’s so quiet that it won’t disturb your sleep when in use in your bedroom.
- CUSTOMIZE AQUARIUM WATER MOVEMENT – At 24/7 mode, 24 hours are divided into 4 time ranges in which you can customize flow rate & choose from 5 different water flow modes including: Constant, Classic, Cross Flow, Sine and Random at each time period. Let's achieve a more natural ocean environment starting with huge waves in the morning, stir up detritus in the afternoon , and slow the flow at night
- VERSATILE POWERHEAD – The external controller provides control of wave mode, flow rate, frequency and scheduling for custom 24/7 mode and quick set single mode, one-touch 10 minutes feeding mode, a nighttime sensor that automatically slows the flow of the waves when the tank’s lights go off and wireless linking to sync and control multiple pumps
- MAGNETIC HOLDER FOR FREE POSITIONING–The circulation pump comes with a magnetic holder for easy installation, free positioning in aquariums without getting hands wet and 25 degree adjustable swivel bracket for direction of flow. Recommend for tank glass thickness up to 3/5''(15mm)
- FOR FRESHWATER & SALTWATER– Small wave maker pump only measures 2.8×2.8 inches, compact in size, easy to hide behind rocks/decorations/plants. Power: 8W, max flow: 1500 GPH, recommended for 55-100 gallon freshwater aquariums, 20-30 gallon coral reef tanks
- 6 Wave-making Modes: hygger inverter wavemaker pump has 6 wave-making modes, 20 levels of wave strength and 99 flow interval option, which can be adjusted through the LED controller. The propeller impeller has strong power and large water flow, simulating the natural river environment, allowing fish to swim as if in the wild.
- Wireless Linkage of Pumps: The wavemaker pump can run solo on its own, or can be paired wirelessly to lead or follow other wavemaker pumps through the controller. The lead pump synchronously controls the follow pumps through wireless transmission instructions to realize the combined use of multiple pumps. The distance between wireless paired controllers should be within 15 meters to receive the signal
- Power Off Memory Function: The wave pump has a power-off memory function. After restoring the power supply, the wave pump will resume the original working mode (M1-M6), no need to repeat settings. 10-minute feeding function can count down to display the remaining time. When the wave pump is working, if there is no operation on the controller within 30s, the display screen will go off automatically
- Strong Magnetic & Ultra Quiet: The aquarium circulation pump uses a strong magnetic bracket, which make the adsorption more stable to prevent the pump from falling off. The noise generated during use is usually less than 30dB. After setting night mode to on, when the controller is in the dark, the wave pump will automatically enter night mode, giving you and aquarium a quiet night
- For 30-75Gal Gallons: 1 Power:10W ；2 Input Voltage:100-240V ；3 Output Voltage:DC 24V； 4 Maximum Flow: 2114GPH. This wave maker for aquarium creates water movement for fish to swim in, improve water circulation and increase the oxygen level of the water, which is beneficial to the health and growth of the water pet. Safe to use in freshwater, saltwater, various fish tanks and coral aquariums
- Powerful Aquarium Water Circulation: 1600GPH wave maker for aquarium provides higher flow rates with lower energy consumption, simulating the flow of rivers and oceans to create a healthy living environment for your aquarium pet, suitable for tank of 50-125 gallons
- Strong magnetic suction base: The aquarium circulation pump uses a strong magnetic bracket and suction base, making the adsorption more stable. The stable magnetic base reduces noise and is easy to install on any position of the fish tank wall
- 360°adjustable direction: The power head for aquarium rotates a full 360 degrees, offering full control of the direction of flow. Eliminate dead spots in your aquarium with the aquarium wavemaker. It doesn't take up much space in the tank with small profile
- Application: FREESEA aquarium wave maker creates water flow for fish to swim in, improve water circulation and increase the oxygen level of the water. Suitable to use in freshwater, saltwater, various fish tanks, aquatic and coral aquariums
- Excellent service: Our wave maker pumps in FREESEA operate very steadily with continuous water flow; If you have any questions about the pumps you received, please feel free to contact us. 24 hours professional after-sales service
- Smart Wavemaker: With smart LED display controller, can set multiple wave mode, flow mode, feed mode, master and slave control modes. It can simulate the natural flow of a river or ocean to create water movement, provides healthy environment
- Safety DC 24V 10W Power-head: Adopt safe 24V DC working voltage, energy saving and power saving. Supply quiet aquarium water circulation, eliminates dead spots, improves oxygenation for healthy fish growth
- For 30-70 gallon tank: Mini size and powerful wavemaker, Power is 10W, can provides 2100GPH max flow, suitable for freshwater and saltwater aquariums. Attention not fit with tanks with small fish and need to clean it regularly
- Ultra-Quiet Submersible Power Head: Using SINE WAVE TECHNOLOGY, noise level less than 30db. Equip with a protect foam net, no worries for fish sucked from the rear of the fan. Don't run the Wave Maker Pump dry, pls keep the pump fully submerged in water
- Strong Magnetic Mount: With magnet suction base allows for positioning anywhere,easy to install and it can be hold to the tank thickness up to 15mm, suitable for 30-70 gal fish tanks, aquatic aquariums, coral reef aquariums
- [Enhanced Aquarium Water Circulation]: Experience the natural ocean-like water flow in your aquarium with our wave pump. Designed to gently stir debris and create waves, it promotes a healthier aquatic environment. Additionally, it effectively increases the oxygen levels in the water for optimal fish health.
- [Powerful & Silent Operation]: Boasting an 8W power head, our wave pump delivers a high flow rate of 1600GPH while consuming less energy. The twin heads generate powerful and efficient waves that circulate the water quietly. The stable magnetic base minimizes noise and prevents any accidental falls.
- [Easy Installation]: With its magnetic stand, our wave pump can be easily installed anywhere in your aquarium. The adjustable rings feature delicate slots to prevent baby fish, corals, and starfish from being sucked into the pump. The two ball heads provide 360-degree rotation, giving you complete control over the direction of water flow for a natural underwater movement.
- [Wide Range of Applications]: The Yochaqute wave pump improves water circulation and enhances oxygenation, which is crucial for the healthy growth of fish. Crafted with an anti-corrosion titanium impeller, it is safe to use in both fresh and saltwater environments, making it suitable for various fish tanks, aquatic aquariums, and coral aquariums.
- [Satisfaction Guarantee]: We are dedicated to your satisfaction and work hard to earn your trust. If you are not completely happy with our product, please reach out to us, and we will gladly provide you with a new circulator pump as a replacement. Enjoy a worry-free purchase with our 12-month warranty and round-the-clock professional after-sales service.
- 360° FLEXIBLE HEAD: build in a 360-degree rotatable ball joint design, the wave maker can easily adjust any direction of water current to satisfy different angle needs, has helped keep tank clean by reducing dead corners
- CIRCULATION, OXYGENATION, FILTRATION: 1. agitate water: Place the wave pump near the water surface to create a surge current in which adding oxygen to the water makes your fish thrive. 2. circulation: it not only provides a natural current for corals and gives fish additional exercise, but also circulates water for evenly heating. 3. efficient filtration: adjust the powerhead down, its water flow blows up debris piles up in the gravel and eventually be sucked into filter
- EASY TO DISASSEMBLE AND CLEAN-Certified by ETL of a high standard that the powerhead coupled with an efficient motor and corrosion-resistant ceramic shaft, it is long lasting saltwater aquarium available. And the protect guard is removable for easier cleaning.
- MAGNETIC BASE EASY INSTALLATION: The magnet allows you to easily mount on the 4-10mm thick glass and freely move to find the optimal place for your tank. It also comes with cotton pad that is meant to absorb vibration helps in maintaining less noisy operation
- PARAMETER: Compact size 2.6 x 2.16 x 4.7 inches, can be concealed from view. Max flow rate 530 GPH suitable for 15-40 gallons of fresh and saltwater aquariums. Wattage 3W, Voltage AC 110-120V, Power cord length 5.9 FT
How to choose a good powerheads for aquariums
Does the idea of finding a fantastic powerheads for aquariums make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in powerheads for aquariums. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top powerheads for aquariums products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top powerheads for aquariums on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top powerheads for aquariums brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.
Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top powerheads for aquariums based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the powerheads for aquariums were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good powerheads for aquariums, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your powerheads for aquariums.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting powerheads for aquariums for months and years to come.
Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.
Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our powerheads for aquariums. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what powerheads for aquariums should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on powerheads for aquariums.
