If you’re looking for a high-powered cleaning machine, a 4 GPM pressure washer is a great option. With a powerful flow rate of water, it can tackle even the toughest dirt and grime on outdoor surfaces like driveways, decks, and even vehicles. But before purchasing the “best” one out there, there are a few factors you need to consider to make sure you are getting the right model for your needs.
First and foremost, you need to consider the power source for your pressure washer. Do you want a gas-powered or electric-powered unit? Gas-powered pressure washers have more power and mobility but they can be noisier and require more maintenance. Electric-powered units, on the other hand, are quieter and more eco-friendly but may have less power and a shorter lifespan.
The next factor that you need to consider is the pump type of the pressure washer. Do you want an axial or triplex pump system? An axial pump is more affordable and provides enough power for light-duty tasks. However, a triplex pump system is more expensive but has a longer lifespan and can handle heavy-duty tasks with ease.
Are you tired of wasting hours scrubbing dirt off of surfaces? Then a 4 GPM pressure washer may be just what you need. But with so many options out there, it can be difficult to know which one to choose. Are you looking for a versatile machine that can tackle a variety of tasks? Or maybe you need something that is easy to maneuver and store? Whatever your needs are, our guide to the best 4 GPM pressure washers can help you make the right decision.
10 Best 4 Gpm Pressure Washer
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This product is ideal for heavy-duty cleaning, with high pressure and flow rate, included spray gun, wand, and nozzle tips.
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Ideal for powerful pressure washing tasks with high PSI and GPM, including cleaning driveways, large decks, and heavy-duty equipment.
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Ideal for heavy-duty commercial pressure washing tasks, including cleaning sidewalks, houses, vehicles, and equipment.
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Ideal for cleaning large outdoor surfaces like driveways and patios, compatible with powerful pressure washers up to 4000 PSI.
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Ideal for heavy-duty cleaning tasks with high pressure and volume output, powered by a reliable Honda engine.
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Ideal for cleaning driveways, sidewalks, and patios with a pressure washer, equipped with 4 wheels and stainless steel construction.
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Ideal for heavy-duty cleaning tasks with high-pressure water flow, powered by a strong Honda engine and durable materials.
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Ideal for high-pressure cleaning tasks with adjustable pressure options and added features such as brass foam cannon and hose reel.
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This product is ideal for heavy-duty cleaning tasks with its high pressure and flow rate, versatile nozzle tips, and long hose.
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Ideal for heavy-duty cleaning tasks with its high pressure and flow rate, powered by a reliable Honda engine.
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1. 4400 Psi Gas Pressure Washer With Monster Hose.
The Water Blaster Series power washer is designed for professional use, making it the perfect choice for contractors who specialize in deck cleaning, wood restoration, and other professional services. Its CRX 420cc commercial series engine makes it easy to assemble and start up, ensuring that you can get to work quickly and efficiently.
One of the standout features of the Water Blaster Series is its power and durability. The AAA industrial triplex plunger pump is powerful, reliable, and maintenance-free. It delivers a maximum pressure of 4400 PSI at 4.0 GPM and includes thermal relief to prevent overheating. Additionally, the PowerBoost Technology delivers higher pressure at the nozzle, making it easier to blast away dirt and grime.
The Water Blaster Series power washer also includes high-quality Simpson accessories, including a Monster 3/8-inch x 50-foot high-pressure hose that is kink- and abrasion-resistant. It also comes with 5 quick connect nozzle tips for added convenience, including 0°, 15°, 25°, 40°, and a Soap nozzle. The 48-inch insulated grip steel wand/lance and professional spray gun with safety lock-out make it easy to use and control.
This power washer is both sturdy and portable, making it perfect for use on various terrain and uneven ground. The aircraft grade aluminum platform with brushed extruded aluminum tubing offers durability and corrosion resistance, while the 13-inch premium pneumatic tires deliver ease of maneuverability.
It is important to note that engines are tested in the factory and may contain minimum residual fuel/oil or fuel odor. The fuel tank capacity is 6.4 quarts (1.6 gallons), ensuring you can work for longer periods without needing to refuel.
2. Powershot Gas Pressure Washer – Monster Cleaning Kit
The PowerShot Power Washer is an excellent choice for contractors who specialize in professional cleaning services. It boasts a CRX 420cc premium engine that is easy to assemble and start, making it a breeze to use. With its powerful, reliable, and maintenance-free AAA industrial triplex plunger pump, this power washer delivers 4400 PSI at 4.0 GPM, making it a powerful tool for deck cleaning, wood restoration, paint preparation, and other tasks.
The PowerShot Power Washer is designed for durability and portability. Its welded steel frame construction features a powder-coated finish that offers excellent corrosion resistance. The 13-inch premium pneumatic tires provide ease of maneuverability across various terrain and uneven ground. This makes it easy to move the PowerShot Power Washer from one job site to another with minimal hassle.
To ensure optimal performance, the PowerShot Power Washer comes with top-quality Simpson accessories. The Monster 3/8-inch x 50-foot high-pressure hose is kink and abrasion-resistant with quick-connect fittings and a polyurethane outer jacket. The power washer also includes 5 quick connect nozzle tips: 0°, 15°, 25°, 40°, and Soap. The ergonomic spray gun and 31-inch steel wand/lance make it easy to direct the spray exactly where you need it.
It is essential to keep in mind that the PowerShot Power Washer requires careful handling to avoid spillage. The manufacturer recommends keeping the maximum fuel level 1/2 inch below the bottom of the filler neck. Also, all pressure washers are 100% functionally tested in the factory and may contain minimum residual fuel/oil or fuel odor.
3. Champion Power Equipment 4200-Psi 4.0-Gpm Commercial Duty Low Profile Gas Pressure Washer
Introducing the powerful and versatile Champion Gas Powered Pressure Washer, perfect for any tough cleaning task. With a pressure rating of 4200 PSI and a flow rate of 4.0 GPM, this pressure washer is powered by a reliable Champion 389cc engine, ensuring that you get the power you need to blast away dirt and grime with ease.
This pressure washer comes with a quick-connect gun, wand, and five nozzles, making it easy to switch between different spray patterns to suit the task at hand. The 50-foot commercial-grade steel braid reinforced rubber high-pressure hose is equipped with Quick Connects, making it easy to attach and detach from the pressure washer. Additionally, this pressure washer features a detergent hose for the detergent tank, providing added cleaning power when needed.
The ergonomic comfort grip trigger gun reduces fatigue during long cleaning sessions, while the onboard storage for the high-pressure hose, included hose storage strap, trigger gun, and spray wand make it easy to keep everything organized and within reach.
This pressure washer features a high-quality AR Commercial-Grade Triplex Brass Head pump, providing the power you need along with a forged brass manifold that provides exceptional corrosion resistance, ensuring that your pressure washer lasts for years to come.
Champion stands behind their product and offers a 2-year limited warranty with FREE lifetime technical support from dedicated experts. The power source of this pressure washer is gas-powered, making it easy and convenient to use anywhere.
4. Pressclean Surface Washer: Powerful Cleaning Attachment
The EVEAGE 16.5'' Power Washer Surface Cleaner, also known as the "Classic Jazz," is a top-of-the-line attachment for pressure washers. It is compatible with pressure washers ranging from 2000 to 4000 PSI and features a 16.5” cleaning reach, making it ideal for lifting stubborn stains on patios, driveways, decks, and sidewalks.
This pressure washer cleaner is constructed with durable stainless steel, perfect for heavy-duty jobs, and comes equipped with four wheels to increase mobility around the job site. It is a great choice for anyone seeking durability and easy mobility, and best suited for advanced pressure washing technicians.
The dual high-pressure rotating jets of the EVEAGE 16.5'' Power Washer Surface Cleaner make it six times faster than other traditional cleaning methods, allowing you to get the job done in just five minutes instead of an hour. The 16.5" cleaning reach and flexible bristles also protect surfaces from damage. The flow rate for this pressure washer cleaner is 1.8-3.7 GPM.
Attaching the EVEAGE 16.5'' Power Washer Surface Cleaner to your pressure washer wand will provide a targeted clean and increase efficiency on flat surfaces without making a mess. It can also be used on vertical hard surfaces like brick walls, stucco, and other siding.
The EVEAGE 16.5'' Power Washer Surface Cleaner comes with professional aftersales service, including fast shipping that takes 3-7 business days to arrive. If you have any questions or concerns, the after-sales service team is always ready to assist you. Additionally, the product comes with a 30-day no-risk return policy and a 2-year assurance, ensuring your satisfaction with your purchase.
5. Powershot 4200psi Gas Pressure Washer – Top Performer
The PowerShot power washer is an exceptional tool for professional cleaning purposes. With an easy-to-assemble and easy-to-start Honda GX390 premium engine, it is a great choice for contractors who specialize in deck cleaning, wood restoration, paint preparation, and all other professional services.
The AAA industrial triplex plunger pump is powerful, reliable, and maintenance-free. It delivers a maximum of 4200 PSI at 4.0 GPM and includes thermal relief to prevent overheating. This feature ensures that the pump has a long lifespan and can handle intense cleaning tasks without any issues.
The welded steel frame construction with a powder-coated finish offers durability and corrosion resistance. The 13-inch premium pneumatic tires provide ease of maneuverability across various terrains and uneven ground. This makes it easy to transport the power washer to different job sites.
The PowerShot power washer comes with quality Simpson accessories that include a Monster 3/8-inch x 50-foot high-pressure hose with quick-connect fittings and a polyurethane outer jacket. The hose is both kink and abrasion-resistant. It also comes with five quick-connect nozzle tips, including 0°, 15°, 25°, 40°, and soap. The ergonomic spray gun and 31-inch steel wand/lance make cleaning tasks more comfortable and efficient.
It is important to note that the PowerShot power washer is 49-state compliant and does not ship to California. To avoid spillage, keep the maximum fuel level 1/2 inch below the bottom of the filler neck. All pressure washers are 100% functionally tested in the factory and may contain minimum residual fuel/oil or fuel odor.
6. Biswing 18" Power Washer With 4 Wheels.
The Professional Surface Cleaner is a powerful tool designed to provide a commercial grade cleaning experience. It boasts an 18-inch cleaning area, making it ideal for removing stubborn stains on large flat surfaces such as patios, driveways, decks, and sidewalks. In addition, it can also be used on vertical surfaces including brick walls, stucco, and siding.
Included in the package is an 18-inch stainless steel surface cleaner, 2 17-inch extension wands, 2 replacement nozzles, 1 thread seal tape, 4 O-rings, and 1 nozzle cleaner. The cleaner has a working pressure of up to 4000 PSI, with a required minimum pressure of 2000 PSI, a minimum flow rate of 1.8 GPM, and a maximum flow rate of 3.7 GPM.
Constructed with heavy duty bearings and durable stainless steel, this surface cleaner is designed to last. It also has a built-in filter at the entrance to prevent impurities from blocking the flow. Easy to connect with the included pressure washer lance or other 1/4" quick connect fittings, it is compatible with most gasoline pressure washers.
The surface cleaner is highly efficient, capable of reducing cleaning time by up to 60% compared to conventional nozzles. Its dual pressure water jets spin rapidly, breaking up dirt and grime without leaving streaks or stripes. It can clean large surfaces up to 5x faster than a standard nozzle.
To ensure proper use, it is important to note that the wand has a 1/4" thread quick connect plug and is not suitable for garden hose or water hose connectors. If the connector on your pressure washer gun is not compatible, an adapter coupler connection must be purchased separately.
7. Aluminum 4200 Psi Pressure Washer W/ Monster Hose
The Aluminum Series Power Washer is a top-of-the-line choice for professional contractors who demand high performance and durability. With its HONDA GX390 engine commercial series engine, it is easy-to-assemble and easy-to-start, making it the perfect tool for those who specialize in deck cleaning, wood restoration, and other professional services.
This power washer is designed to deliver power and durability with its CAT Industrial triplex plunger pump that operates at 4200 PSI at 4.0 GPM. The pump is also maintenance-free and includes thermal relief to prevent overheating, ensuring that it lasts for a long time.
Made with an aircraft-grade aluminum platform and brushed extruded aluminum tubing, the Aluminum Series Power Washer is sturdy and corrosion-resistant. It also features 10-inch premium pneumatic tires that make it easy to maneuver across various terrains and uneven ground.
The Aluminum Series Power Washer comes equipped with top-quality Simpson accessories, including a Monster 3/8-inch x 50-foot high-pressure hose that is kink- and abrasion-resistant, 5 Quick connect nozzle tips (0°, 15°, 25°, 40° and Soap), a 16-inch steel wand/lance, and a Professional spray gun with safety lock-out.
It is important to note that this power washer is 49-State Compliant, but does not ship to California. To avoid spillage, it is recommended to keep the maximum fuel level 1/2 inch below the bottom of the filler neck. Additionally, all pressure washers are 100% functionally tested in the factory and may contain minimum residual fuel/oil or fuel odor. The pump/hose connection is threaded M22 connection.
8. Powryte Pressure Washer Kit: Ultimate Cleaning Power Solution.
The pressure washer with hose reel is a powerful cleaning tool that generates exceptional performance with its outstanding features. It has a maximum water pressure of 4200 PSI and a water flow rate of 2.6 GPM, making it an ideal choice for a wide range of cleaning tasks.
The N-COR pump is a durable and non-corrosive component that requires minimal maintenance, making it a reliable and long-lasting feature. This pressure washer also comes with a 2-year warranty for added peace of mind.
With the snow foam lance, this pressure washer can directly spray foam, allowing for enhanced cleaning performance. The cleaning agents don't pass through the pump, prolonging the pump's life, and enabling the use of chemicals like bleach and vinegar. The thicker and denser foam stays on the surface longer, resulting in better cleaning results.
The pressure washer includes four universal tips that cater to different cleaning needs. The 0° tip provides super high pressure for dissolving stubborn substances on hard surfaces, while the 15° tip delivers high pressure for concrete and brick with hard surfaces. The 25° tip provides medium pressure for wood decks and vinyl sidings with soft surfaces, and the 40° tip provides low pressure for windows and screens with fragile surfaces.
Assembling the pressure washer is effortless and can be done within minutes, making it easy to use for anyone. Additionally, the pressure washer is self-priming, allowing it to drain water from a container if no water tap is available. The garden hose connector size is 3/4 inch, ensuring compatibility with most garden hoses.
9. 4400 Psi Gas Pressure Washer: The Monster Powerhouse
The Water Blaster Series power washer is the perfect choice for professionals who specialize in deck cleaning, wood restoration, and all professional services. With its CRX 420cc commercial series engine, it is easy to assemble and start, making it a breeze to use even for those who are not experienced with power washers.
This power washer is equipped with a powerful, reliable, maintenance-free AAA industrial triplex plunger pump that delivers 4400 PSI at 4.0 GPM. The pump also includes thermal relief to prevent overheating and PowerBoost Technology, which delivers higher pressure at the nozzle for tougher cleaning jobs.
The Simpson Accessories included with this power washer are of the highest quality. The Monster 3/8-in x 50-ft high-pressure hose is kink- and abrasion-resistant and the 5 Quick connect nozzle tips – 0°, 15°, 25°, 40°, and Soap – provide versatility for various cleaning tasks. The 48-inch insulated grip steel wand/lance and professional spray gun with safety lock-out add to the ease of use and safety of this power washer.
In addition to its professional-grade performance, the Water Blaster Series power washer is also built to last. The aircraft-grade aluminum platform with brushed extruded aluminum tubing offers durability and corrosion resistance, while the 13-inch premium pneumatic tires deliver ease of maneuverability across various terrain and uneven ground.
It is important to note that engines are tested in the factory and may contain minimum residual fuel/oil or fuel odor. The fuel tank has a capacity of 6.4 quarts (1.6 gallons), providing ample fuel for extended use.
10. Simpson Gas Pressure Washer: Powerful And Versatile
The Water Blaster Series power washer is the perfect tool for contractors who specialize in deck cleaning, wood restoration, and other professional services. With its Honda GX390 commercial series engine, the power washer is easy to assemble and start.
The CAT industrial triplex plunger pump is powerful, reliable, and maintenance-free, delivering 4200 PSI at 4.0 GPM. It also includes thermal relief to prevent overheating, ensuring that the power washer is durable and long-lasting.
The Water Blaster Series power washer comes with quality Simpson accessories, including a Monster 3/8-inch x 50-foot high-pressure hose that is kink- and abrasion-resistant, 5 Quick connect nozzle tips (0°, 15°, 25°, 40°, and Soap), a 48-inch insulated grip steel wand/lance, and a professional spray gun with safety lock-out.
The power washer is also sturdy and portable. The aircraft-grade aluminum platform with brushed extruded aluminum tubing offers durability and corrosion resistance, while the 13-inch premium pneumatic tires deliver ease of maneuverability across various terrains and uneven ground.
It is important to note that the Water Blaster Series power washer is 49-state compliant and does not ship to California. Engines are tested in the factory and may contain minimum residual fuel/oil or fuel odor. The fuel tank capacity is 6.4 quarts (1.6 gallons).
Best 4 Gpm Pressure Washer FAQs
Are there any notable features or technologies to look for in a 4 GPM pressure washer?
When looking for a 4 GPM pressure washer, there are several notable features and technologies to consider. First and foremost, the engine type and power are crucial factors to ensure the pressure washer can handle heavy-duty cleaning tasks. Look for a pressure washer with a minimum of 3000 PSI and a powerful engine that can deliver consistent water pressure.
Another important feature to consider is the spray gun and nozzle. Look for a pressure washer that comes with multiple nozzle tips, including a 0-degree nozzle for high-pressure cleaning and a 40-degree nozzle for low-pressure cleaning. The spray gun should be durable and comfortable to hold for extended periods.
A pressure washer with an adjustable pressure regulator is also beneficial as it allows you to control the water pressure depending on the task at hand. Additionally, a pressure washer with an onboard detergent tank can save time and effort when cleaning surfaces.
Lastly, consider the mobility and storage of the pressure washer. Look for a model with large wheels and a sturdy frame, making it easy to move around and store when not in use.
Overall, when selecting a 4 GPM pressure washer, consider the engine power, spray gun and nozzle, adjustable pressure regulator, onboard detergent tank, mobility, and storage capabilities.
Are there any safety considerations to keep in mind when using a 4 GPM pressure washer?
Yes, there are several safety considerations to keep in mind when using a 4 GPM pressure washer. First and foremost, it is important to wear appropriate safety gear, including eye protection, gloves, and sturdy shoes to protect your feet from the powerful spray of water. Additionally, it is important to adhere to the manufacturer's instructions and guidelines for safe operation of the pressure washer.
It is also important to be aware of your surroundings and avoid spraying the pressure washer at people, animals, or fragile objects that could be damaged by the force of the water. Never point the spray nozzle at electrical outlets, as this could result in electrocution.
Furthermore, it is important to use the appropriate cleaning solution for the task at hand, as some chemicals can be hazardous if not used properly. Always read the label of any cleaning solution before using it with a pressure washer.
Overall, using a 4 GPM pressure washer can be a highly effective and efficient cleaning tool, but it is important to prioritize safety to prevent accidents and injuries.
How does the size and weight of a 4 GPM pressure washer affect its performance?
The size and weight of a 4 GPM (gallons per minute) pressure washer can have a significant impact on its performance. A larger and heavier pressure washer may have a more powerful engine, which can generate higher pressure and water flow rates. This can result in faster and more efficient cleaning of surfaces. However, a larger and heavier pressure washer may also be more difficult to maneuver and transport, which can limit its versatility and accessibility in some settings.
On the other hand, a smaller and lighter pressure washer may be more portable and easier to maneuver, making it useful for cleaning smaller areas or hard-to-reach spaces. However, it may not have the same level of power and efficiency as a larger pressure washer, which can result in slower cleaning times or less effective cleaning.
Overall, the size and weight of a 4 GPM pressure washer should be considered in relation to the specific cleaning task at hand, as well as the user's preferences for portability and power.
How much maintenance is required to keep a 4 GPM pressure washer running smoothly?
To keep a 4 GPM pressure washer running smoothly, regular maintenance is essential. Firstly, it is recommended to check the oil levels before each use and change the oil after every 50 hours of operation. The air filter should also be checked and replaced if it appears dirty or clogged. Additionally, the spark plug should be inspected and replaced if necessary.
The water inlet filter should be cleaned regularly to prevent debris from entering the pump and causing damage. The pump oil level should also be checked and changed every 3-5 months or after 500 hours of use.
It is also important to inspect and tighten any loose bolts or connections and to store the pressure washer in a clean and dry location. Lastly, following the manufacturer's guidelines for maintenance and operation can help ensure the longevity and optimal performance of the pressure washer.
How powerful is a 4 GPM pressure washer compared to other models?
A 4 GPM (Gallons Per Minute) pressure washer is considered a powerful machine when compared to other models. It is ideal for commercial and industrial use due to its high flow rate which allows for quick and efficient cleaning of large surfaces. With a 4 GPM pressure washer, you can easily remove stubborn dirt, grease, and stains from surfaces such as concrete, brick, and metal.
However, it is important to note that the power of a pressure washer is not solely determined by its GPM. The PSI (Pounds Per Square Inch) rating also plays a crucial role in determining its cleaning power. A 4 GPM pressure washer with a high PSI rating will have more cleaning power than a 4 GPM pressure washer with a lower PSI rating.
Overall, a 4 GPM pressure washer is a powerful machine that can handle tough cleaning jobs with ease. It is suitable for use in a variety of settings including construction sites, automotive shops, and manufacturing plants.
What are the top-rated 4 GPM pressure washers on the market?
There are several top-rated 4 GPM pressure washers on the market that are known for their performance and reliability. One such option is the Simpson Cleaning ALH4240, which features a powerful Honda engine and a triplex pump for maximum cleaning power. Another popular choice is the Shark STP-352007A, which boasts a commercial-grade pump and a durable frame for heavy-duty use.
Other highly-rated 4 GPM pressure washers include the NorthStar Gas Cold Water Pressure Washer, which is designed for professional use and features a high-quality pump and reliable engine, as well as the Generac 6565, which is known for its ease of use and versatility.
Ultimately, the best 4 GPM pressure washer for you will depend on your specific needs and budget. Be sure to do your research and read reviews from other customers to find the right model for your needs.
What is the average cost of a top-performing 4 GPM pressure washer?
The cost of a top-performing 4 GPM (gallons per minute) pressure washer can vary based on several factors such as brand, features, and power. On average, you can expect to pay anywhere from $500 to $1500 for a high-quality 4 GPM pressure washer. However, it is important to note that some high-end models can cost upwards of $2000 or more. When considering the cost of a pressure washer, it's essential to think about your specific needs and the features that matter most to you. If you're looking for a machine that can handle tough jobs and provide reliable performance, investing in a top-performing 4 GPM pressure washer can be a wise choice. Additionally, it's worth considering the long-term cost of ownership, including maintenance and repair expenses, to ensure that you're getting the best value for your investment.
What is the expected lifespan of a high-quality 4 GPM pressure washer?
The expected lifespan of a high-quality 4 GPM pressure washer varies depending on several factors such as frequency of use, maintenance, and quality of the machine itself. However, a well-maintained pressure washer can last anywhere from 5 to 10 years or even longer. Regular maintenance is key to ensuring the longevity of your pressure washer. This includes checking oil levels, changing the oil and air filter, inspecting hoses and connections, and cleaning the machine after each use. It is also important to use the pressure washer appropriately and avoid overworking it. Investing in a high-quality pressure washer with durable components can also increase its lifespan. It is recommended to consult the manufacturer's instructions for specific maintenance and care guidelines to ensure your pressure washer lasts for as long as possible.
What is the ideal pressure range for a 4 GPM pressure washer?
The ideal pressure range for a 4 GPM (gallons per minute) pressure washer depends on the task at hand. For light-duty tasks such as cleaning outdoor furniture, vehicles, or windows, a pressure range between 1300-1900 PSI (pounds per square inch) is suitable. For medium-duty tasks such as cleaning decks, patios, or fences, a pressure range between 2000-2800 PSI is recommended. And for heavy-duty tasks such as removing paint, oil stains, or graffiti, a pressure range between 2900-3300 PSI is required. It's important to note that using a higher pressure than necessary can damage surfaces, so it's crucial to choose the appropriate pressure range for the specific task. Additionally, it's recommended to test the pressure washer on a small, inconspicuous area before beginning a larger project to ensure that the pressure is appropriate and won't cause damage.
What type of cleaning tasks are best suited for a 4 GPM pressure washer?
A 4 GPM (gallons per minute) pressure washer is a powerful tool for cleaning a variety of surfaces. It is best suited for cleaning tasks that require a high water flow rate and pressure. Some of the best-suited cleaning tasks for a 4 GPM pressure washer include:
1. Cleaning large surface areas like driveways, patios, and decks.
2. Removing stubborn stains and dirt from concrete surfaces, such as sidewalks and garage floors.
3. Washing vehicles, boats, and heavy equipment.
4. Removing mold, mildew, and algae from exterior surfaces like siding, fences, and roofs.
5. Cleaning outdoor furniture, grills, and other outdoor equipment.
However, it is important to note that a 4 GPM pressure washer can be very powerful and can damage delicate surfaces if not used correctly. It is always recommended to follow the manufacturer's instructions and safety guidelines before using a pressure washer.