How Do Leaf Blowers Work?

26 minutes read

Leaf blowers are handheld or backpack devices that are used for clearing leaves, grass clippings, and other debris from yards or outdoor spaces. They work by creating a powerful stream of air that blows away the loose materials.


At the heart of a leaf blower is an engine, either gasoline-powered or electric, which drives a fan or impeller. This fan is enclosed in a housing or nozzle that directs the airflow. When the engine is activated, it spins the impeller rapidly, drawing in air from behind and forcing it out through the nozzle.


The airflow created by the impeller is typically directed through a tube, allowing the user to point the blower in any desired direction. Some models have a flat nozzle design, while others come with attachments like concentrators or diffusers to control the airflow pattern.


For gasoline-powered leaf blowers, the engine typically requires a mix of gasoline and oil, while electric leaf blowers need to be connected to a power source or powered by rechargeable batteries. The engine or motor drives the impeller, which generates the airflow to move the leaves and debris.


Leaf blowers also come with various controls and features for the user's convenience. They often have a throttle or variable speed control to adjust the airflow's intensity. Some models also have a cruise control feature, allowing users to lock the blower at a specific speed without continuously squeezing the throttle trigger.


In addition to blowing leaves, some leaf blowers can also function as vacuum cleaners. These models are equipped with an additional feature that allows them to reverse the airflow. By attaching a collection bag or a mulching attachment, the leaf blower can suck in leaves and debris, reducing them to smaller pieces, and store them for disposal.


Overall, leaf blowers have become popular tools for quickly and efficiently clearing outdoor areas. They work by creating a powerful stream of air that is directed through a tube or nozzle, and they come in various types, including gasoline-powered and electric models. With their versatility and ease of use, leaf blowers have become an essential tool for homeowners and professional gardeners alike.

Best Leaf Blowers and Vacuums of 2024

1
EGO Power+ LB6504 650 CFM Variable-Speed 56-Volt Lithium-ion Cordless Leaf Blower 5.0Ah Battery and Charger Included

Rating is 4.9 out of 5

EGO Power+ LB6504 650 CFM Variable-Speed 56-Volt Lithium-ion Cordless Leaf Blower 5.0Ah Battery and Charger Included

  • Turbo button delivers 650 CFM, up to 180 MPH with tapered nozzle attached
  • Up to 90 minutes of average runtime on a single charge with the included 56V 5.0Ah ARC Lithium battery
  • Variable speed dial from 225 CFM to 470 CFM with lock on button for ultimate control
  • High-efficiency brushless motor
  • IPX4-rated weather-resistant construction
  • 64 dB noise level
  • Compatible with all EGO 56V ARC Lithium batteries
  • Spread and tapered nozzle attachments included
  • 5-year tool warranty, 3-year battery warranty
2
Husqvarna 970466901 150BT Gas Leaf Blower, 51-cc 2.16-HP 2-Cycle Backpack Leaf Blower, 765-CFM, 270-MPH, 22-N Powerful Clearing Performance

Rating is 4.8 out of 5

Husqvarna 970466901 150BT Gas Leaf Blower, 51-cc 2.16-HP 2-Cycle Backpack Leaf Blower, 765-CFM, 270-MPH, 22-N Powerful Clearing Performance

  • Husqvarna 150BT Gas Backpack Leaf Blower combines a high powered gas leaf blower with state-of-the-art ergonomic design, a perfect gift for dad
  • Powerful Clearing Performance: 2-cycle, 51-cc, 2.16-HP engine has a powerful blowing force (765 CFM, 270 MPH, 22 N), reduces emissions up to 60%, and increases fuel efficiency up to 20%
  • Ergonomic Harness System: Gas leaf blower backpack features a padded harness, hip belt and weight-leveling load management system for optimal comfort
  • Easy Operation: Air purge system removes air from the carburetor and fuel system for trouble-free starting, plus the variable speed throttle with cruise control allows for easy operation without the need to regulate the blower's speed
  • Gas Blowers for Lawn Care: Gas leaf blowers simplify the process of regular yard maintenance and more demanding lawn care tasks, like cleaning up heavy, wet leaves and debris
3
EGO Power+ LB5302 3-Speed Turbo 56-Volt 530 CFM Cordless Leaf Blower 2.5Ah Battery and Charger Included

Rating is 4.7 out of 5

EGO Power+ LB5302 3-Speed Turbo 56-Volt 530 CFM Cordless Leaf Blower 2.5Ah Battery and Charger Included

  • Turbo button delivers 530 CFM, up to 110 MPH to power through heavy debris
  • Up to 75 minutes of runtime on a single charge with the included 56V 2.5Ah ARC Lithium battery
  • Variable speed dial from 260 CFM to 400 CFM with lock on button for ultimate control
  • High-efficiency brushless motor
  • IPX4-rated weather-resistant construction
  • 64 dB noise level
  • Compatible with all EGO 56V ARC Lithium batteries
  • 5-year tool warranty, 3-year battery warranty
4
Cordless Leaf Blower - Electric Leaf Blower Cordless with 2 Batteries and Charger - 2 Speed Mode - 21V Battery Powered Leaf Blowers for Lawn Care, Patio, Blowing Leaves and Snow

Rating is 5 out of 5

Cordless Leaf Blower - Electric Leaf Blower Cordless with 2 Batteries and Charger - 2 Speed Mode - 21V Battery Powered Leaf Blowers for Lawn Care, Patio, Blowing Leaves and Snow

  • 【Up to 2x Batteries】Tired of the time consuming of leaf raking and the back pain? Tired of the limitation of cord, the noise from the bulky blowers? Consider getting the LAZYBOI cordless leaf blower with two batteries for tackling your lightweight jobs. Within 30 mins, you can get your work done in any terrain, even for roofs and gutters.
  • 【Faster Charging and No Hassles】 Sometimes customers got annoyed by waiting too long to charge the battery. But with the LAZYBOI leaf blower, you will get the convenience of 1-hour fast charging. The cordless leaf blower set comes with a fast charger and two 2.0ah 21v batteries which keeps 40-min work for the low speed mode and 30-min work for the high speed mode.
  • 【Advanced Motor with Turbo Tech】LAZYBOI cordless leaf blower uses advanced turbo technology, which effectively boosts the maximum air speed to 150MPH. Although the turbo mode uses a lot of power (which drains the battery faster), it is quite useful for loosening up those stubborn patches of debris that get stuck and otherwise refuse to budge. Our LAZYBOI blower is absolutely a lightweight and cordless leaf blower that brings a better user experience than others'.
  • 【Lightweight and Portable】 Lightweight design makes it perfect for one-handed operation for easy maneuverability. Weighs only 3.38 lbs and features an ergonomic body that naturally moulds to the direction of blowing, you will experience 30% less user fatigue during operation. The upgraded rubber grip of the leaf blower is not only non-slip when used, but also provides you with just enough support to make your work easier.
  • 【Battery Maintenance】 Product Safety is Top 1 to consider, we've implemented overheat protection in our batteries to ensure consumer safety. To prolong battery life, please wait 5-10 minutes after discharge before charging, and fully charge the battery before storing it for 3+ months. The LED indicator shows red while charging and green when fully charged.
  • 【12 Month Waranti】 We offer you 12 months of free warranti service to make your leaf blower more durable and reliable. If you have any problems with our cordless leaf blower, please feel free to contact us, and we will answer it within 24 hours.
5
DEWALT 20V MAX* XR Leaf Blower, Cordless, Handheld, 125-MPH, 450-CFM, Tool Only (DCBL722B)

Rating is 4.6 out of 5

DEWALT 20V MAX* XR Leaf Blower, Cordless, Handheld, 125-MPH, 450-CFM, Tool Only (DCBL722B)

  • Up to 450 CFM of air volume and up to 125 Mph with concentrator
  • Innovative axial fan design that maximizes on air output and run time
  • Low noise during operation - 66 dB(A), ideal for noise sensitive regions and properties
  • High-efficiency brushless motor helps extend run time and motor life
  • Lightweight and ergonomic design allows for easy control and arm movement
6
VacLife Leaf Blower Cordless with Battery and Charger-350CFM 150MPH 20V Electric Leaf Blower, Perfect for Lawn, Yard, Garage, Patio & Sidewalk Red (VL717)

Rating is 4.5 out of 5

VacLife Leaf Blower Cordless with Battery and Charger-350CFM 150MPH 20V Electric Leaf Blower, Perfect for Lawn, Yard, Garage, Patio & Sidewalk Red (VL717)

  • POWERFUL MOTOR & EFFICIENT CLEANING: VacLife cordless leaf blower is equipped with a copper motor which makes the appliance durable, energy-saving, and less noisy. In addition, the turbo booster helps to provide stronger airflow, which is up to 280 CFM. Plus the strong wind speeds up to 120 MPH, VacLife can work efficiently in helping you clean the target area.
  • CORDLESS DESIGN & LONG BATTERY LIFE: This battery powered leaf blower is cordless and portable. It's convenient for you to carry around. The 20V 4.0Ah battery can support the blower to work for 25 mins in high-speed mode and 15 mins in turbo-speed mode. What's more, it only takes 2h to fully charge the battery. You can monitor the remaining battery and charging process by the indicators.
  • VARIABLE SPEEDS: This cordless leaf blower features variable speeds. The harder you press the power switch, the stronger the wind is. By pressing the turbo-speed button at the same time, the wind reaches its strongest speed. Thus, this blower can not only blow away leaves, fragments, and dust but also snow and stubborn debris. You can choose suitable speeds freely to solve your problems.
  • WIDE-APPLICATION: This electric blower is suitable for many different uses. It is not limited to the function of a lawn vacuum or a yard vacuum. It can be used to clean the garage, patio, sidewalk, porch, car, balcony, deck, and hard-to-reach areas. Moreover, this electric blower works effectively in cleaning damp leaves, snow, dust, and fragments as well as drying your car surface.
  • USER-FRIENDLY & ERGONOMIC DESIGN: The handgrip of this blower for lawn care is wrapped with elastic rubber which makes it non-slip and comfortable to hold. Meanwhile, the assembly of the appliance can be finished easily in a few steps by referring to the user manual included in the package. ( Note: Please read the manual carefully before using the electric blower. )
7
Toro 51621 UltraPlus Leaf Blower Vacuum, Variable-Speed (up to 250 mph) with Metal Impeller, 12 amp,Red

Rating is 4.4 out of 5

Toro 51621 UltraPlus Leaf Blower Vacuum, Variable-Speed (up to 250 mph) with Metal Impeller, 12 amp,Red

  • Superior blowing and mulching proven by controlled laboratory testing.This bag is designed to capture leaf particles not dust. Product needs air flow to work properly.3 in 1 Machine - Powerful Blower, High Speed Vacuum, Leaf Shredder340 CFM blow mode and 405 CFM Vac mode3 in 1 Machine - Powerful Blower, High Speed Vacuum, Leaf Shredder
  • Powerful up to 250 mph degree. 350 CFM blow mode and 410 CFM Vac mode
  • Vacuum tube, bottom-zip bag, cord storage hook, shred-all shred ring and time-saving oscillating tube included; Extension cord Sold separately
  • Variable speed control for better control in both blower and vac mode
  • This bag is designed to capture leaf particles not dust. Product needs air flow to work properly.
  • 3 in 1 Machine - Powerful Blower, High Speed Vacuum, Leaf Shredder
  • 340 CFM blow mode and 405 CFM Vac mode
  • 3 in 1 Machine - Powerful Blower, High Speed Vacuum, Leaf Shredder
8
WORX WG520 12 Amp TURBINE 600 Electric Leaf Blower

Rating is 4.3 out of 5

WORX WG520 12 Amp TURBINE 600 Electric Leaf Blower

  • [TURBINE FAN TECH] Worx engineers figured out how to get a jet engine-type motor inside of a leaf blower. Super powerful, yet not so loud that you’ll think it’s getting ready for takeoff
  • [TWICE AS FAST AS PRO BLOWERS] Professional-grade gas blowers rely on outdated tech. The Turbine is cutting edge, and spins twice as fast as the blowers used by commercial grounds crews
  • [2 SPEEDS FOR DIFFERENT JOBS] Go slow for pavement or tight corners. On the open lawn, switch to speed 2 and see what the 110 mph Turbine can do
  • [600 CFM] We named the Turbine 600 after the 600 Cubic Feet per Minute of high-capacity air volume that shoots out of its wide-mouth nozzle. That’s a wide, strong path of air that allows you to clear large areas with fewer passes
  • [DO IT YOURSELF. DO IT BETTER. DO IT WITH WORX.] WORX tools are engineered with cutting-edge technology, and above modern efficiency standards, so you can build a cost-effective tool collection that’s been designed to last
  • [HYPER-STREAM AIR NOZZLE] We didn’t just stop designing once we were finished with the Turbine engine. We added an attachable nozzle, optimized to direct all that volume in a concentrated area for tougher jobs
  • [ONE-HANDED OPERATION] All the power and only 6.4 lbs. The Turbine 600 is designed to be controlled with just one hand. The ergonomic design funnels the wind in a way that’s easy to handle
  • [EXTENSION CORD RETAINER] The electrical cord comes with a retainer attached, so when using an extension cord it won’t disconnect, even when it gets snagged


How to store a leaf blower properly?

To store a leaf blower properly, follow these steps:

  1. Clean the leaf blower: Remove any debris or dirt from the blower, including leaves, twigs, or grass clippings. Use a brush or compressed air to clean hard-to-reach areas.
  2. Check the fuel tank: If your leaf blower has a gas-powered engine, make sure to empty the fuel tank completely. Consult the manufacturer's instructions for proper fuel disposal.
  3. Empty the oil: If your leaf blower has a two-stroke engine, empty the oil from the crankcase. Refer to the user manual for specific instructions on how to drain the oil properly.
  4. Disconnect the spark plug: Remove the spark plug or disconnect it from the ignition system. This prevents accidental starting while you store the leaf blower.
  5. Inspect the air filter: Check the condition of the air filter. If it is dirty or clogged, clean or replace it according to the manufacturer's recommendations.
  6. Lubricate moving parts: Apply a light coat of lubricant to any moving parts, such as the throttle cable or blower fan, to prevent rust or corrosion.
  7. Store in a dry area: Find a clean and dry storage area for your leaf blower, such as a garage or shed. Make sure it is protected from extreme temperatures and direct sunlight, which can damage the plastic components.
  8. Cover or bag your leaf blower: Consider using a dust cover or a dedicated storage bag to protect the leaf blower from any dust or debris that may accumulate during storage.
  9. Secure the cords and attachments: Wind up and secure any electrical cords or hoses and store them neatly with the blower to avoid tangling or damage.
  10. Keep it out of reach of children and pets: Ensure that the leaf blower is stored in a safe place off the ground and away from children or pets who could accidentally come into contact with it.


By following these steps, you can properly store your leaf blower, ensuring its longevity and ensuring safe use when you need it next.


How to maintain a leaf blower?

Maintaining a leaf blower is essential to keep it running smoothly and efficiently. Here are some steps to help you maintain your leaf blower:

  1. Read the manufacturer's instructions: Before starting any maintenance, thoroughly read the instruction manual of your specific leaf blower. This will give you specific guidelines and recommendations for maintenance.
  2. Clean the air filter: Regularly clean or replace the air filter, as a clogged filter can hinder the blower's performance. Remove the filter and gently tap it against a hard surface to remove debris, or rinse it with water if it's washable. If it's too dirty or damaged, replace it following the manufacturer's instructions.
  3. Check and tighten all connections: Inspect all connections, such as hoses, nozzles, and bolts, to ensure they are secure. Tighten any loose connections as necessary, but avoid over-tightening.
  4. Clean debris and dirt: Remove any accumulated dust, dirt, or debris from the body of the leaf blower. Use a brush or compressed air to clean hard-to-reach areas, and wipe the exterior with a damp cloth to remove any grime.
  5. Check spark plug: Over time, the spark plug inside the engine can become dirty or worn. Remove the spark plug and inspect it for any deposits or damage. Clean or replace the spark plug according to the manufacturer's instructions.
  6. Inspect the fuel lines: Check the fuel lines for signs of wear, cracks, or leaks. Replace them if necessary, as damaged fuel lines can lead to fuel delivery problems.
  7. Clean the carburetor: If your leaf blower starts having performance issues, it might be due to a dirty carburetor. Follow the instructions in the manual to clean the carburetor carefully. This process usually involves removing it, disassembling it, and cleaning the individual components with carburetor cleaner.
  8. Lubricate moving parts: Regularly lubricate any moving parts, such as bearings or rotating shafts, with a suitable lubricant as recommended by the manufacturer. This helps reduce friction and extend the life of the blower.
  9. Proper storage: When not in use, store your leaf blower in a clean and dry place, away from extreme temperatures or moisture. Protect it with a cover or in a sealed container to prevent dust or debris from accumulating.


Remember, safety precautions should be followed when maintaining a leaf blower. Always disconnect spark plugs and ensure the blower is turned off before performing any maintenance tasks. If you're not confident in performing maintenance yourself, it's always a good idea to seek professional assistance.


How to start a leaf blower?

To start a leaf blower, follow these steps:

  1. Familiarize yourself with the leaf blower: Read the manual provided by the manufacturer to understand the specific starting instructions and safety precautions for your particular model.
  2. Assemble the necessary components: Ensure that the leaf blower is properly assembled, with all attachments and components securely connected.
  3. Check the fuel level: Make sure there is enough fuel in the leaf blower's tank to start the machine. Refer to the manual for specific fuel requirements and guidelines.
  4. Safety precautions: Put on appropriate safety gear such as safety glasses, ear protection, and gloves to protect yourself.
  5. Set the controls: Some leaf blowers might have a choke or throttle control. Refer to the manual to understand how to set these controls before starting.
  6. Prime the engine (if required): If your leaf blower has a primer bulb, press it several times to help draw fuel into the carburetor. This step may not be necessary for models without a primer bulb.
  7. Position the leaf blower: Place the leaf blower on a flat, stable surface, ensuring it's not near any obstacles or debris that could be blown around.
  8. Engage the throttle lock (if available): Some leaf blowers have a throttle lock that needs to be engaged before starting. Refer to the manual for the specific procedure.
  9. Set the ignition switch: Turn the ignition switch on or set it to "start" position, following the instructions provided by the manufacturer.
  10. Pull the starter cord: Firmly hold onto the starter handle and give it a quick, strong pull to start the engine. If the engine doesn't start, refer to the troubleshooting section in the manual for possible solutions.
  11. Allow the engine to warm up: Once the leaf blower starts, let it run for a few minutes to warm up before using it. During this time, make sure to check for any unusual noises or vibrations.


Always consult the manual provided by the manufacturer for the specific instructions and safety guidelines relevant to your leaf blower model.


How to minimize the environmental impact of leaf blowers?

Minimizing the environmental impact of leaf blowers involves various steps that can be implemented by both manufacturers and users. Here are a few approaches to consider:

  1. Choose electric or battery-powered blowers: Electric leaf blowers have lower emissions compared to gas-powered models. Battery-powered blowers are even more eco-friendly as they eliminate direct emissions altogether. Opting for these alternatives can significantly reduce air pollution and carbon emissions.
  2. Use low-emission or zero-emission models: If you decide to go for a gas-powered leaf blower, look for options labeled as low-emission or zero-emission. Manufacturers now offer models that are designed to release fewer hydrocarbons and pollutants during operation.
  3. Utilize noise-reducing features: Leaf blowers are often associated with noise pollution, impacting both wildlife and people. To minimize noise disturbance, choose blowers with noise-reducing features or attachments like mufflers. Be considerate of operating hours in residential areas and use blowers during specified times to avoid inconveniencing others.
  4. Proper maintenance: Regularly maintain your leaf blower to ensure it functions efficiently and emits fewer pollutants. Keep the engine properly tuned, clean or replace filters, and regularly inspect for leaks or damage. This helps minimize emissions and extends the equipment's lifespan.
  5. Responsible fuel usage: If using a gas-powered leaf blower, follow fueling guidelines by using the right mixture and avoid spilling fuel during refueling. Handle fuel responsibly to prevent pollution and contamination.
  6. Adjust operating techniques: Modify the way you use the leaf blower to minimize debris displacement and avoid blowing leaves into areas that require cleanup repeatedly. Aim to blow leaves into piles or designated collection areas instead of dispersing them across open areas.
  7. Use alternative methods: Instead of relying solely on leaf blowers, consider using alternatives like rakes, brooms, or manual labor for smaller areas. These methods have no environmental impact and can provide exercise as an added benefit.
  8. Encourage local policies: Support the implementation of local regulations or guidelines on leaf blower usage, including noise restrictions, operating hours, and emission standards. This can help reduce the overall environmental impact by ensuring responsible use across the community.


By adopting these practices, both manufacturers and users can contribute to minimizing the environmental impact of leaf blowers, making them more sustainable tools for yard maintenance.


What is the purpose of a leaf blower?

The purpose of a leaf blower is to efficiently remove leaves, grass clippings, or other debris from outdoor areas such as lawns, driveways, sidewalks, patios, and gutters. It uses a powerful stream of air to blow the materials into piles or direct them away from desired areas. This tool helps save time and effort compared to rake or broom-based methods.


What is the difference between a gas-powered and electric leaf blower?

The main difference between a gas-powered and electric leaf blower lies in the source of power they use to operate.


Gas-Powered Leaf Blower:

  1. Power Source: Gas-powered leaf blowers run on a mixture of gasoline and oil, typically with a two-stroke engine, providing high power output.
  2. Performance: Gas blowers are often more powerful than electric ones, making them suitable for large yards or heavy-duty tasks. They can generate higher airspeed and have more blowing force, making them capable of moving heavier leaves and debris.
  3. Mobility: Since they do not require an electrical cord, gas-powered blowers offer greater mobility and flexibility, allowing users to move around freely without being restricted by a power cord.
  4. Noise and Emissions: Gas blowers tend to be louder than electric blowers due to the combustion engine, producing noise levels that may be upsetting to some. They also emit exhaust fumes, contributing to air pollution.
  5. Maintenance: These blowers require regular maintenance, such as fuel mixing, oil changes, and spark plug replacements. The engine may need periodic tune-ups.


Electric Leaf Blower:

  1. Power Source: Electric leaf blowers are powered by electricity, which can be obtained either through battery-powered or corded models.
  2. Performance: Electric blowers are generally less powerful than gas blowers, making them suitable for smaller yards or lighter tasks. They may have lower airspeed and blowing force in comparison.
  3. Convenience: Battery-powered electric blowers offer portability and flexibility, as they don't require a power cord. However, their runtime may be limited by the battery life, which needs recharging. Corded electric blowers offer continuous power supply as long as they are plugged into an electrical outlet but are limited by the cord length.
  4. Noise and Emissions: Electric blowers are generally quieter than gas blowers, generating less noise during operation. Additionally, they produce no direct emissions, making them more environmentally friendly.
  5. Maintenance: Electric blowers tend to have lower maintenance requirements than gas blowers. Battery-powered models may require occasional battery replacement or recharging, while corded electric blowers require minimal maintenance apart from general cleaning.


Ultimately, the choice between gas-powered and electric leaf blowers depends on the specific needs, size of the yard, desired power, mobility, noise level tolerance, maintenance preferences, and environmental considerations of the user.

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