Best Pressure Washer For Boats

Boating is a lot of fun, especially when the weather is nice and warm. Of course, you’ll want to keep it clean and well-maintained so that you may continue to enjoy its benefits.

The most efficient technique to remove algae growth, filth, dirt, and debris from your boat is to pressure wash it. Furthermore, pressure washers remove saltwater from the outside of your boat.

Cleaning your boat is vital, but you’ll need the finest boat pressure washer. A machine that rapidly and easily speeds up the wash cycle without inflicting any damage. We’ll compile the greatest modes on the market today in our buyer’s guide.

How To Choose The Best Pressure Washer For Boats

Pressure washing a boat is a very straightforward process that many boat owners choose to handle themselves. You’ll need to buy or rent a pressure washing machine to pressure clean your yacht. Make sure you obtain the right machine for the job.


Instead of an industrial-strength pressure washer, you’ll need a domestic one. Industrial-strength pressure washers aren’t suited for use on boats since they’re designed for tough chores like cleaning oil stains from paved surfaces and other demanding tasks.

Pressure Level

It is critical to select a pressure washer with several pressure levels. This will allow you to choose between lower and greater pressure settings depending on the work at hand. Even if you pick a medium-duty pressure washer to clean your boat, the pressure range may not be adequate.


You may also utilize numerous pressure washer attachments and nozzles, such as a spinning brush head to scour dirt away, a trigger gun nozzle to regulate the water flow easily, and other spray nozzles for everyday usage.


You’ll also need to find a safe soap or detergent to use before pressure cleaning your boat. It’s recommended to use an ammonia-free detergent to protect the boat’s fiberglass surface. Check the pressure washing machine’s instruction manual for further information on which detergents are compatible with the machine.

It’s usually preferable to use ecologically friendly, mild cleansers because they won’t harm the grass and other plants in the land area around where you’re working.

Finally, you’ll need a chemical injection kit to operate your pressure washer with soap. If you’re renting a machine, likely, a chemical injector kit will already be installed; simply ask the employees at the equipment rental firm to instruct you how to use it. Installing a chemical injection kit on your machine might be more difficult and time-consuming, but with some knowledge, you should be able to handle it.

5 Best Pressure Washer For Boats

Product ImagesProduct NamesEditor's RatingPrice
Karcher K1700 1700 PSI TruPressure Electric Power Pressure Washer4.9
Stanley SHP2150 Electric Pressure Washer4.8
Sun Joe SPX3000 2030 Max PSI 1.76 GPM4.7
Briggs & Stratton 20680 Electric Pressure Washer4.9
Westinghouse WPX2700 Gas Powered Pressure Washer4.8

Karcher K1700 1700 PSI TruPressure Electric Power Pressure Washer with 3 Nozzle Attachments – 1.2 GPM

Thanks to its TruPressure technology, this powerful cleaning machine delivers a remarkable 1700 PSI. However, because it only consumes 1.2 GPM, you won’t have to worry about overusing water when you use it to thoroughly clean the boat.

It has three nozzles that you may adjust to acquire the cleaning force you want. There’s a turbo nozzle for deep cleaning of tough places, a 15-degree all-purpose nozzle for most typical cleaning chores, and a detergent nozzle for cleaning areas that require soap.

This pressure washer includes a huge, detachable container to store all of your accessories and personal stuff.

It also contains a 0.5-gallon detachable detergent and soap tank for convenient cleaning and usage. If you need heavy-duty cleaning from a heavy-duty machine, you’ll appreciate the fact that it comes with a 3-year limited guarantee.

The fact that it features a heavy-duty frame and all-metal hose connections will further impress you. Because they are huge, no-flat wheels, the wheels are also ideal for durability.

You’ll be able to simply transport and store it as well. While in storage, all wires and hoses remain close to the machine, which weighs only 20.7 pounds. Its dimensions are 33 x 16.5 x 17.25 inches, allowing it to fit into a compact storage space.


  • Having a 20-foot power line and a 35-foot power cord
  • Three-year warranty
  • Huge tires and lightweight
  • A heavy-duty cleaning machine


  • The hose connection may leak water. 
  • If you don’t have a lot of water pressure at home, this machine might not function fully.

Stanley SHP2150 Electric Pressure Washer with Spray Gun, Quick Connect Nozzles Foam Cannon, 25′ Hose, Max PSI 2150, 1.4 GPM

The Stanley SHP2150 is a power washer with the total cleaning power of 3010 and a force of 2150 PSI at 1.4 GPM. It’s not as strong as some of the high-end gas-powered or professional pressure washers, but it’s powerful enough to clean and shine nearly everything around the property, including the boat.

The unit is equipped with a 13-amp electric motor that is housed in a stylish, modern-looking casing. 0° Red, 15° Yellow, 25° Green, and 40° White Nozzles are included. With the fast release tip, you can replace out quickly and effortlessly.

2150 comes with a 35-foot power cord with an Auto-Reset GFCI module in case of water contact, which may be used without an extension cord. The hose is 25 feet long, and the cannon or wand is 35 inches long with the nozzle attached.


A brass garden hose 22mm thread adapter is used to make strong connections at the water input. You may use this handy small adaptor to counter-twist the hose instead of twisting it in circles. Because the spin adapter connects to a plastic inlet, it’s critical not to misthread it.


  • Portable and compact 
  • Supporting a standard-sized garden hose.
  • Providing a maintenance kit 


  • Not coming with a pressure controlling system 
  • Making loud noise randomly

Sun Joe SPX3000 2030 Max PSI 1.76 GPM 14.5-Amp Electric High Pressure Washer, Cleans Cars/Fences/Patios

The Sun Joe SPX3000 pressure washer is extremely strong and capable of cleaning everything from automobiles to driveways. The Sun Joe is one of the most powerful pressure washers in our roundup, with a maximum pressure of 2,030 PSI and a flow rate of 1.76.

This electric pressure washer has a spray wand that stretches 34 inches, allowing you to reach all areas. The twin detergent tanks on the Sun Joe SPX3000 pressure washer are another useful feature. They allow you to use two different types of soap, each suited to various cleaning tasks. Both of the tanks are also simply detachable, allowing you to conveniently fill or empty them.

The SPX3000, unlike other washers, comes with five nozzles: a forceful 0-degree nozzle, two mid-range 15-degree and 25-degree nozzles, a soft 40-degree option, and a soap nozzle. The quick-connect at the end of the wand makes attaching and removing nozzles a breeze.

Sun Joe cleverly uses a changeable metal garden hose adapter for attaching a garden hose to the power washer. If you have any leaks, you can easily replace the hose adapter for a few dollars.

When the trigger isn’t pressed, the Total Stop System on this jet washer automatically shuts off, preventing harm to the pump.

The Sun Joe SPX3000 pressure washer comes with a 20-foot pressure hose, a clean-out tool, and five spray tips that connect to the end of the hose simply.


  • Including 2 tanks
  • 2 highly durable wheels allow users to drag the machine without much effort
  • A strong watt motor and extension wand 
  • Two-year warranty


  • Under detailed instructions
  • Plastic adapter

Briggs & Stratton 20680 Electric Pressure Washer, 1800 PSI, 1.2 GPM

Briggs & Stratton 20680 Electric Pressure Washer, 1800 PSI, 1.2 GPM

Another good option on our list is the Briggs & Stratton 20680 electric pressure washer. This is a great option for those searching for a strong yet economical electric pressure washer. 

The Briggs & Stratton 20680 pressure washer has a welded steel design that can handle a broad range of cleaning activities and will endure a long time. It also contains a long-lasting universal motor that may be attached to AC or DC power sources.

This machine is simple to operate since it has two 7-inch strong wheels that allow for excellent maneuvering. It’s also rather light, weighing in at roughly 26 pounds. As a result, it may be readily raised from the ground or stored away. 

Furthermore, it is designed to be small and will take up very little room in your business. Installation is extremely quick and easy, taking less than 5 minutes. Moving this electric pressure washer around your home will be a breeze thanks to the robust and comfy handle.

This pressure washer comes with three quick-connect nozzles that may be used to clean a variety of surfaces and filth. You will be able to remove all dirt, debris, and sap from a variety of surfaces, including hardwood surfaces, hard floors, and cars. Just make sure you’re using the correct nozzle for the job. It also features a soap nozzle for softening grime before blowing it away with a strong nozzle to clean even the toughest surfaces.

The Briggs & Stratton electric pressure washer is a terrific tool at a cheap price, with all of these amazing features and a 1-year guarantee.


  • Compact and lightweight design
  • Easy to install
  • Sturdy construction
  • Easily control
  • Foldaway design
  • Certified by the PWMA
  • 1-year warranty


  • Unclear instructions
  • Several complaints about leakage where the hose attaches

Westinghouse WPX2700 Gas Powered Pressure Washer, Soap Tank and Four Nozzle Set, CARB Compliant

The Westinghouse WPX2700 is the ideal cleaning partner for any task. It has the advantages of mobility and versatility. This gas-powered pressure washer is easy to use for deep cleaning chores like decks, siding, walkways, fences, garage floors, railings, automobiles, patio furniture, or exterior walls.

The flow rate is 2.3 GPM and the pressure output is 2700 PSI. Both of these criteria are appropriate for thorough cleaning of various surfaces. 4 fast attach nozzles are supplied. There are nozzles for 0°, 25°, 40°, and soap. The Westinghouse OHV Horizontal Shaft Engine is a gas-powered 4-stroke engine with heavy-duty construction. It has a recoil start feature.

The gas tank of this item has a capacity of 1 gallon. The unit also has a half-gallon soap tank. The abrasion-resistant super-flex hose is 25 feet long. There’s also a little spray gun provided. With a 12-inch high profile, the sturdy steel frame is built to last.

The axial cam pump is made to last and requires no maintenance. When running at full pressure, this pump is small and lightweight, allowing for self-priming air-free pumping circumstances.

The wheels are included in the base. They make transporting and mobility much easier. This unit’s wheels make it portable and allow for easy transfer. Three quick-release heads are offered for flexibility. They’re color-coded to make it easier to find what you’re looking for.

Cleaning power is increased with the dedicated soap line. It allows you to adjust the amount of chemical or detergent you use depending on the surface you’re cleaning. Tools, engine oil, and a fast start instruction are included with the kit.


  • Powered by a genuine Westinghouse OHV engine.
  • Strong high-pressure water flow
  • Construction of a strong steel frame
  • Roll-away mobility is made simple with the use of wheels.
  • Powerful, quiet, and simple to use


  • Poor quality hose

How To Pressure Wash Your Boat

While the hull is the most important thing to clean, you should also clean the deck, trailer, and motor, but each of these sections is treated differently.

The Hull

the hull

  • Rinse off loose dirt: By rinsing off any loose dirt, you will not only make your soap more effective, but you will also be able to get into those nooks and crannies where more filth is lurking. 
  • Use soap: To ensure you don’t miss any pieces and to avoid streaking, work in small chunks from bottom to top. This will decrease movement and help you do the task faster.
  • Keep the soap moist: After you’ve gone all the way around, check to see if the soap is still moist. A black nozzle would be ideal for this since it would create a gentle spray that will keep the soap moist and active without washing it off.
  • Rinse and scrub: The goal is to get rid of dirt and grime from your hull, not to destroy the paint or varnish.
  • Allow it to dry completely: Wax is ineffective on wet surfaces, therefore trying to apply wax to a damp portion of your hull would be a waste of time.
  • Put the wax on: The final step is to apply the wax. If you’re getting ready to put your boat away for the season, you should wax as much of it as possible.

The Deck

the deck

Depending on the size of your boat, this might be a huge or little job. You’ll also want to make sure you can get rid of any water that comes on your deck to avoid water damage.

For small boats, pressure cleaning the deck may just take a few minutes, with the most difficult aspect is getting into and out of the boat before and after.

However, it may be a little more difficult for larger boats. Some larger boats have specialized wood, like teak, which can easily be damaged. They can also have a varnish coating that could come off if too much pressure is used.

Windshields, for example, must be handled with caution. Not only are they readily shattered, but they frequently have a plastic covering that may be easily scratched, even by a power washer.

The Engine

the engine

It’s critical to keep your boat’s motor clean and in good working order if you want to enjoy it. Any dirt or debris that has gotten onto the motor should be carefully sprayed away. If you get soap on the motor, make sure you rinse it off right away since the soap might harm it and cost you more money.

The Trailer

the trailer

When individuals opt to pressure wash their boats, this is generally the element that gets overlooked the most. Trailers get wet as they go in and out of the water, and with the water from the boat dripping on them, they might stay wet for a long time.

If you have to drive down a dirt road, or even a filthy one, it might accumulate a lot of dirt on the bottom, especially around the tires and in the wheel wells. These areas will also need to be washed to eliminate any material that has accumulated.


Keep track of your boat cleaning targets. Call an expert pressure washing business if you just want the work done correctly and well. Don’t worry if your boat is too huge or you don’t have the necessary equipment; a professional will have the necessary skills and gear to care for your boat.

Algae, grime, stains, and fungal growth are all removed by pressure washing your boat. You will save money in the long run if you undertake this cleaning regularly.

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