Mold build-up on driveways and concrete is a common problem. The best way to get rid of it fast is to blast it away with a powerful pressure washer. Here we will help you choose the best one for your needs by revealing the differences between electric and gas-powered pressure washers and by reviewing some of the best ones you can buy.
- Factors to consider when choosing a pressure washer
- Understanding water pressure and flow rate
- The best electric pressure washers
- Sun Joe SPX3000
- Greenworks GPW2003
- AR Blue Clean Maxx BM3000
- The best gas-powered pressure washers
- Westinghouse WPX3200
- Champion Pro 100790
- What strength pressure washer do I need?
- Can you leave a pressure washer running without spraying?
- Is it okay to leave water in a pressure washer?
Factors to consider when choosing a pressure washer
There are several important factors to consider when choosing a pressure washer. Here are some key factors to consider.
Cleaning Power: The cleaning power is one of the most important things to take into account. Look for the pressure washer’s PSI (pounds per square inch) and GPM (gallons per minute) ratings. Higher PSI and GPM values indicate greater cleaning power.
Electric or Gas: Decide between an electric or gas-powered pressure washer. Electric models are generally more suitable for lighter household tasks, while gas-powered models offer higher pressure and are better for heavy-duty use.
Portability: If portability is of importance, consider a compact and lightweight pressure washer with features like wheels and a handle for easy maneuverability.
Noise Level: If noise is a concern, check the noise rating of the pressure washer. Electric models tend to be quieter than gas-powered ones.
Durability and Build Quality: Always choose a pressure washer with a sturdy build and quality materials that can withstand regular use. A durable model will have a longer lifespan and require fewer repairs or replacements.
Nozzle and Spray Options: Consider the available nozzle types and spray patterns because adjustable nozzles allow you to customize the spray angle and intensity. This provides versatility for different cleaning tasks.
Hose Length and Storage: Check that the pressure washer has adequate hose length for your needs so that you can reach distant areas easily.
Reviews and Ratings: It’s always good to read customer reviews and ratings to gather insights from others who have used the pressure washer. Consider reputable sources and pay attention to feedback on performance, reliability, and customer support.
Understanding water pressure and flow rate
Pressure washers are cleaning tools that rely on the power of water to remove dirt, grime, and stains from various surfaces. Two of the most important factors to consider when choosing a pressure washer are water pressure and flow rate.
Understanding the concepts of PSI (pounds per square inch) and GPM (gallons per minute) will help you determine the optimal pressure and flow rate for different cleaning tasks.
Understanding PSI and GPM:
PSI refers to the pressure output of a pressure washer and measures the force at which water is sprayed onto a surface. Higher PSI indicates greater pressure, resulting in more forceful cleaning. PSI is crucial for removing tough stains and deep cleaning tasks.
GPM represents the flow rate or the volume of water that a pressure washer can deliver per minute. A higher GPM means more water is released, leading to a faster cleaning process. GPM is essential for rinsing away dirt and debris effectively.
Optimal pressure and flow rate for different tasks:
Light-Duty Cleaning: Tasks such as washing vehicles, patio furniture, or delicate surfaces like windows and screens require a pressure washer with lower PSI (around 1,200-1,800 PSI) to prevent damage.
Medium-Duty Cleaning: Cleaning decks, fences, sidewalks, or removing mildew usually requires a pressure washer with medium PSI (1,800-2,800 PSI). This level of pressure is effective in tackling moderate stains and grime.
Heavy-Duty Cleaning: For more demanding tasks like removing deep stains from concrete, stripping paint, or cleaning large areas, a pressure washer with higher PSI (2,800 PSI or more) is recommended. These powerful units are capable of handling tough cleaning jobs effectively.
Industrial or Commercial Cleaning: Industrial settings or large-scale cleaning projects may require pressure washers with extremely high PSI (4,000 PSI or more) and higher GPM to tackle heavy dirt, grease, or paint removal.
The best electric pressure washers
Here we will review 3 of the best electric pressure washers: The Sun Joe SPX3000, the Greenworks GPW2003 and the AR Blue Clean Maxx BM3000.
Sun Joe SPX3000 Electric Pressure Washer
The Sun Joe SPX3000 Electric Pressure Washer will exceeded your expectations. It’s a versatile and powerful pressure washer proven to be a reliable companion for handling a variety of cleaning tasks around your home.
It has exceptional power, performance, and a range of user-friendly features, so the SPX3000 is definitely one of the best electric pressure washers on the market.
The Sun Joe SPX3000 is equipped with a 14.5-Amp/1800-watt motor that generates up to 2030 PSI of water pressure, making light work of removing stubborn dirt, grime, and stains. The 1.76 GPM water flow ensures efficient cleaning, allowing you to complete tasks quickly.
Whether it’s cleaning the exterior of a house, RV, car, or even patio and lawn equipment, the Sun Joe SPX3000 is up to the task. Its versatility enough to handle a range of surfaces, including concrete, brick, tile, wood, and metal. The pressure washer comes with five quick-connect spray tips (0°, 15°, 25°, 40°, and a soap nozzle), allowing you to adjust the pressure output.
Dual Detergent Tanks:
It also has a dual detergent tank system. With two 0.9 L onboard tanks, you can conveniently carry and store different types of detergent simultaneously. The detergent selection dial makes it easy to switch between detergents.
Convenience and Ease of Use:
The Sun Joe SPX3000 was definitely designed with user convenience in mind as the 34-inch extension spray wand provides excellent reach. The rear wheels add mobility and portability, making it a breeze to move around a yard. Additionally, the 20-foot high-pressure hose and 35-foot power cord gives ample flexibility while working.
Total Stop System (TSS):
The pressure washer has a TSS trigger that automatically shuts off the pump when the trigger is not engaged. This feature is particularly important because it not only helps to save energy but also prolongs the pump’s lifespan.
- Brand: Sun Joe
- Model: SPX3000
- PSI: 2030 PSI
- GPM: 1.76 GPM
- Hose Length: 20 Feet
- Dimensions: 19.5″L x 15″W x 22″H
- Weight: 24.3 Pounds
- Warranty: 2-Year Warranty
Greenworks 2000 PSI Electric Pressure Washer
The Greenworks GPW2003 pressure washer is a reliable and efficient tool for various cleaning projects around the home.
It strikes a good balance between stability and portability. Whether you need to clean patio furniture, grills, walkways, or vehicles, this pressure washer is up to the task. It’s highly recommend for anyone in search of a reliable and user-friendly cleaning tool for their residential cleaning needs.
The Greenworks Pressure Washer delivers a maximum pressure of 2000 pounds per square inch (PSI) and a flow rate of 1.2 gallons per minute (GPM). These performance figures have been tested and rated in accordance with PWMA (Pressure Washer Manufacturers’ Association) standards. With its 14 AMP powerful motor, it effortlessly removes dirt and grime, making it ideal for medium-duty projects such as cleaning patio furniture, grills, walkways, concrete, and vehicles.
One of its best features is its convenient push-button start. With just a simple press, the motor springs to life, ready to handle your cleaning tasks. Additionally, the motor incorporates start/stop technology, which automatically switches off when the spray wand is not engaged. This feature saves energy and also prolongs the lifespan of the pump and motor.
Versatile Cleaning Options:
The pressure washer comes equipped with an on-board soap tank, allowing for seamless transitions between pressure washing and using cleaning detergents. By simply switching to the soap tip on the spray wand, the unit will automatically draw detergent from the tank, enabling you to handle tough stains and grime with ease.
It has a hose length of 25 feet, which allows you to clean a wide area without constantly moving the unit. The product dimensions of 19.29″L x 17.32″W x 31.73″H ensure a compact footprint, making storage and transportation effortless.
- Brand: Greenworks
- Model: GPW2003
- PSI: 2000 PSI
- GPM: 1.2 GPM
- Hose Length: 25 Feet
- Dimensions: 19.29″L x 17.32″W x 31.73″H
- Weight: 28 Pounds
- Warranty: 3-Year Warranty
AR Blue Clean Maxx BM3000 Electric Pressure Washer
The AR Blue Clean Maxx BM3000 corded electric pressure washer offers powerful performance, durability, and convenience for all your outdoor cleaning needs.
Its professional trigger gun with its easy-to-squeeze control and built-in nozzle storage adds to its convenience and usability. Also, on-board storage options and the compact trolley design make it easy to transport and store when not in use. Whether you’re cleaning concrete, outdoor furniture, grills, walkways, or vehicles, the AR Blue Clean Maxx 3000 is an excellent choice.
Powerful Cleaning Performance:
The AR Blue Clean Maxx BM3000 is equipped with a powerful induction motor and a tri-axial pump, which delivers up to 3000 pounds per square inch (PSI) of pressure and 1.3 gallons per minute (GPM) of water flow. With its 15-amp motor, this pressure washer handles even the toughest outdoor cleaning tasks with ease.
Convenient Trolley Design:
This pressure washer features a two-wheel trolley design, which provides excellent mobility and maneuverability. The trolley also serves as a convenient storage solution for your pressure washer accessories, keeping everything organized and within reach. The compact design of the unit ensures that it doesn’t take up much space when stored.
Durable Induction Motor:
It also has an induction motor. Compared to standard universal motors, induction motors offer twice the lifespan. This durability is particularly beneficial for frequent or heavy-duty use.
Versatile Cleaning Options:
The pressure washer comes with 15-degree and 25-degree quick-connect nozzles, as well as a quick-connect turbo nozzle and a 25 oz foam cannon. The quick-connect system allows you to effortlessly switch between attachments. The foam cannon is especially useful when it comes to extra dirty jobs and allows you to control the detergent output for effective cleaning.
Convenient On-Board Storage:
The AR Blue Clean Maxx 3000 is designed with convenient on-board storage options. From the quick-release power cord hook to the trigger gun holster and turbo nozzle compartment, this pressure washer offers dedicated storage solutions for your accessories. Additionally, the unit features a strong metal frame with a soft grip and rubberized wheels, ensuring durability and maximum mobility while cleaning.
- Brand: AR Blue Clean
- Model: BM3000
- PSI: 3000 PSI
- GPM: 1.3 GPM
- Hose Length: 25 Feet
- Dimensions: 21″L x 18″W x 35″H
- Weight: 55 Pounds
- Warranty: 1-Year Warranty
The best gas-powered pressure washers
Here we will review 3 of the best gas-powered pressure washers: The Westinghouse WPX3200 and the Champion Pro 100790.
Westinghouse WPX3200 Gas-Powered Pressure Washer
The Westinghouse WPX3200 Gas-Powered Pressure Washer is an impressive machine that delivers powerful and efficient cleaning performance. With its 3200 PSI and 2.5 gallons per minute (GPM) flow rate, this pressure washer handles even the toughest cleaning jobs with ease.
It also includes 3-year limited service, labor, and parts coverage, along with nationwide customer service support.
Powerful Cleaning Performance:
The Westinghouse WPX3200 is powered by a heavy-duty 212cc 4-stroke Westinghouse OHV horizontal shaft engine – which is well-suited for heavy-duty cleaning tasks. With its 3200 PSI and 2.5 GPM, it effortlessly blasts away grime, dirt, and stains from various surfaces. Whether you’re cleaning decks, sidewalks, siding, fences, railings, garage floors, exterior walls, cars, or patio furniture, this pressure washer delivers deep-cleaning water pressure for exceptional results.
It comes with a range of convenient features that enhance its usability and versatility. It includes a half-gallon onboard soap tank, allowing you to apply detergent easily during the cleaning process. A 25-foot abrasion-resistant super-flex hose provides ample reach, and the lightweight spray gun ensures comfortable handling. Additionally, the pressure washer comes with five quick-connect nozzles (0-degree, 15-degree, 25-degree, 40-degree, and soap) that can be interchanged to suit different cleaning challenges.
Durable Construction and Easy Maneuverability:
The pressure washer features a tough steel frame construction which makes it extremely durable. The 12-inch high-profile, never-flat wheels provide easy transportation and maneuverability, allowing you to navigate uneven terrains and access hard-to-reach areas with ease.
It includes a 0.9-gallon gas tank, which is easy to fill and provides sufficient fuel capacity for lengthy cleaning sessions. The pressure washer also includes engine oil, tools, and a quick start guide, making it straightforward to set up and get started within minutes.
Wide Range of Applications:
With the Westinghouse WPX3200, you can confidently clean various surfaces, including brick, stone, concrete, wood, aluminum, and iron. Its versatility allows you to handle different outdoor cleaning projects effectively, from residential to commercial applications.
- Brand: Westinghouse
- Model: WPX3200
- PSI: 3200 PSI
- GPM: 2.5 GPM
- Hose Length: 25 Feet
- Dimensions: 21″L x 19.5″W x 39″H
- Weight: 70 Pounds
- Warranty: 3-Year Warranty
Champion Pro 100790 4200-PSI Gas Pressure Washer
The Champion Pro 100790 4200-PSI Gas Pressure Washer is a powerhouse when it comes to professional cleaning. With its impressive 4200 pounds per square inch (PSI) and 4.0 gallons per minute (GPM) of cleaning power, this pressure washer handles even the toughest cleaning tasks with ease.
Its convenient design elements, such as the quick-connect system, ergonomic grip, and onboard storage, makes it easy to use.
Powerful Cleaning Performance:
The Champion Pro 100790 is powered by a Champion 389cc engine, which delivers the robust performance needed for commercial-duty cleaning. With 4200 PSI and 4.0 GPM, this pressure washer provides exceptional cleaning power, making it ideal for a wide range of applications. This includes siding, stairs, fencing, and decks to patios, boats, RVs, farm equipment, paint preparation, and vehicles.
Versatile and Convenient Features:
The quick-connect gun, wand, and five included nozzles (0˚, 15˚, 25˚, 40˚, and soap) allow you to customize the water flow and pressure based on the specific cleaning task. A 50-foot long commercial-grade steel braid reinforced high-pressure hose provides ample reach and durability. Additionally, the pressure washer includes a detergent hose for the 1-gallon onboard detergent tank, making it easy to apply cleaning agents when needed.
Ergonomic Design and Storage:
An ergonomic comfort grip trigger gun reduces fatigue during extended cleaning sessions. It also features onboard storage for the high-pressure hose, trigger gun, spray wand, and storage strap, ensuring that everything is organized and within reach when you need it.
The pressure washer is built with a durable steel frame that can withstand the rigors of professional use. The AR Commercial-Grade Triplex Brass Head pump and forged brass manifold provide corrosion resistance and long-lasting performance. Also, 10-inch tires and a low-profile design make it easy to maneuver the pressure washer on rough terrain.
Reliable Warranty and Support:
Champion stands behind the Pro 100790 with a 2-year limited warranty. Additionally, the pressure washer comes with FREE lifetime technical support from dedicated experts, ensuring that any questions or concerns you may have will be addressed promptly.
- Brand: Champion Pro
- Model: 100790
- PSI: 4200 PSI
- GPM: 4.0 GPM
- Hose Length: 50 Feet
- Dimensions: 49.5″L x 23.9″W x 28.1″H
- Weight: 124 Pounds
- Warranty: 2-Year Warranty
What strength pressure washer do I need?
The strength or power of a pressure washer is measured in pounds per square inch (PSI) and gallons per minute (GPM). The right strength of pressure washer you need depends on the specific cleaning tasks you have in mind. Here are some general guidelines:
Light-duty (Up to 2000 PSI): Light-duty pressure washers are suitable for small, occasional cleaning tasks around the house. They are ideal for cleaning patio furniture, bicycles, grills, small decks, and lightly soiled surfaces.
Medium-duty (2000 to 2800 PSI): Medium-duty pressure washers are more powerful and suitable for regular use. They can handle cleaning tasks such as washing cars, boats, fences, sidewalks, driveways, and moderately dirty surfaces.
Heavy-duty (2800 to 4000 PSI): Heavy-duty pressure washers are designed for tougher cleaning jobs. They are suitable for removing stubborn dirt, grime, and stains from large surfaces, such as cleaning concrete driveways, removing graffiti, or preparing surfaces for painting.
Professional-grade (4000+ PSI): Professional-grade pressure washers are the most powerful and are typically used for commercial or industrial applications. They can handle heavy-duty cleaning tasks, such as cleaning large buildings, commercial equipment, construction sites, or heavily stained surfaces.
Can you leave a pressure washer running without spraying?
No, it is not recommended to leave a pressure washer running without spraying. Running a pressure washer without engaging the spray gun can cause several issues:
Overheating: The water flowing through the pump and out of the spray gun is vital for cooling down the pressure washer’s internal components – particularly the pump. When the spray gun is not engaged, the water circulation stops, leading to a buildup of heat. This can potentially cause irreversible damage to the pump and other parts of the pressure washer.
Pressure Buildup: If the trigger on the spray gun is not engaged, the pressure inside the pump and hose can continue to build up. This can result in excessive pressure that may damage the hose, fittings, or even the pump itself.
Wear and Tear: It also leads to premature wear and tear, which reduces the overall lifespan of the equipment.
It is best to turn it off when not in use or when you are not actively spraying. This will help prevent overheating, pressure buildup, and unnecessary wear on the machine.
Is it okay to leave water in a pressure washer?
It is generally not recommended to leave water in a pressure washer for extended periods, especially if you live in an area where freezing temperatures occur. Here are a few reasons why it’s best to drain the water from a pressure washer:
Freezing: If water is left inside the pressure washer and temperatures drop below freezing, the water can freeze and expand. This expansion can cause damage to the pump, hoses, fittings, and other internal components, leading to leaks or even rupture.
Sediment and mineral buildup: Over time, water left stagnant in the pressure washer can accumulate sediment, minerals, or debris. This can clog the pump, nozzle, or other parts of the system, affecting its performance and potentially causing damage.
Corrosion: Water contains dissolved minerals and chemicals that can promote corrosion, especially when left stagnant. This can result in damage to the internal components of the pressure washer, reducing its lifespan and efficiency.
To prevent these issues, it is recommended to thoroughly drain the water from the pressure washer after each use. This can be done by running the machine with the spray gun engaged until the water is completely expelled. Additionally, if you live in an area with freezing temperatures, it’s important to winterize your pressure washer by following the manufacturer’s instructions. This typically involves draining the water, adding antifreeze or a pump protector, and storing the equipment in a protected location.