Best Detergent Pressure Washers of 2025

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Detergent pressure washers are powerful cleaning machines that use a combination of high-pressure water and detergents to remove stubborn dirt and grime from a variety of surfaces. These machines are ideal for use in commercial and industrial settings, as well as for heavy-duty cleaning tasks around the home. With a range of nozzle attachments and adjustable pressure settings, detergent pressure washers can be used to clean everything from patios and driveways to vehicles and machinery. They are a highly effective and efficient way to clean even the toughest of stains, and are a great investment for anyone looking to keep their property clean and well-maintained.
At a Glance: Our Top Picks
Top 10 Detergent Pressure Washers
Bosch UniversalAquatak 135 High Pressure Washer
The Bosch UniversalAquatak 135 is designed for efficient cleaning with its new 3-in-1 nozzle, enhancing cleaning performance by 10%. It features a high-pressure detergent accessory, allowing you to apply detergent quickly and effectively. With a powerful 1900 W motor and a strong 135 bar pump, you can tackle tough dirt with ease. Additionally, its extending handle and larger wheels make it easier for you to move and store the washer, providing added convenience for your cleaning tasks.
Kärcher 5 L Canister Pressure Washer Detergent
The Karcher Stone Cleaner is a versatile detergent specially formulated for use with Karcher pressure washers. You can easily dispense it directly from your pressure washer, making the cleaning process quick and efficient. Alternatively, you can mix it in a bucket with water and apply it using a sponge, which offers flexibility in your cleaning approach. Simply leave the detergent to work for a short while, and then rinse well for effective results. This product ensures that you can achieve a thorough clean with minimal hassle.
ToolTronix 135 Bar High Pressure Washer
The ToolTronix Jet Wash is a powerful cleaning solution designed to make your life easier. With a robust 135 bar pressure, you can effortlessly blast away dirt and grime from various surfaces, including cars and garden tools. The intuitive Power Controller allows you to adjust the pressure level at your fingertips, ensuring precise cleaning for every task. Additionally, the Plug 'n' Clean system simplifies detergent application, letting you focus more on cleaning and less on complicated setups. This makes it a convenient option for all your cleaning needs.
Kärcher 3 in 1 Stone Surface Cleaner
The Kärcher Stone Cleaner is an original 3 in 1 detergent designed specifically for pressure washers. This 1 litre bottle effectively cleans and protects various stone surfaces, including tiles, brickwork, and paving slabs. It is compatible with a wide range of Karcher models and can be connected directly to your pressure washer for ease of use. Alternatively, you can pre-fill it for greater manoeuvrability, ensuring that your outdoor areas remain dirt-free for longer periods.
Kärcher K 4 Power Control Pressure Washer
The Kärcher K 4 Power Washer is a powerful cleaning tool designed for various outdoor tasks. With a maximum pressure of 130 bar, it effectively cleans bicycles, motorcycles, and small cars, making maintenance easier for you. You can easily adjust the pressure level by turning the spray lance, allowing for customised cleaning based on your needs. The integrated Kärcher Home & Garden app provides helpful guidance, ensuring you tackle each cleaning task with confidence. Additionally, the Plug 'n' Clean system streamlines detergent application, enhancing your cleaning efficiency.
Kärcher FJ10 Foam Nozzle with Detergent
The Kärcher FJ10 Foam Nozzle is an innovative tool designed to enhance your pressure washing experience. It includes Kärcher's Ultra Foam Detergent, ensuring that you achieve a deep clean with ease. The quick change system allows you to fit all Kärcher Plug & Clean Detergents effortlessly, saving you time and hassle. You can also regulate the detergent dosage, giving you control over how much cleaning power you need for different tasks. Plus, the transparent detergent tank lets you easily monitor your detergent levels, so you're never caught off guard.
Pro Splash PS-205-PL Petrol Pressure Washer
The PS-205-PL Pressure Washer is a powerful cleaning tool, ideal for tackling tough jobs in any weather. With its 7HP 4-stroke OHV engine, you can enjoy approximately three times the power of a standard electric pressure washer. You’ll benefit from a continuous pressure of 2900psi and a flow rate of 10L/min, making quick work of cleaning patios, driveways, and vehicles. The built-in detergent tank allows for deep cleaning, ensuring effective results every time.
Kärcher 5 L Wood Cleaner Detergent
The Karcher Wood Cleaner is a convenient detergent designed for use with Karcher pressure washers. You can dispense it directly from your pressure washer, making the cleaning process quick and efficient. Alternatively, you can mix it in a bucket with water and apply it using a sponge, offering versatility in how you clean. After applying, simply let it work for a short while before rinsing, ensuring effective dirt removal. This specially formulated cleaner helps you achieve great results with minimal effort.
Hyundai 3400psi Petrol Pressure Washer with Detergent Tank
The Hyundai Pressure Washer offers impressive cleaning power with a maximum pressure of 3400psi and a flow rate of 540 litres per hour, making it ideal for tackling tough dirt and grime effectively. You will appreciate the convenience of five quick-release nozzle tips, allowing you to switch between different spray patterns for various cleaning tasks. The 5-litre detergent tank is perfect for treating stubborn stains, ensuring a thorough clean every time. Additionally, the durable 10m high-pressure hose grants you excellent reach without the need to move the machine frequently, enhancing your cleaning efficiency.
Kärcher K 5 Power Control Pressure Washer
The Kärcher K 5 Pressure Washer offers powerful cleaning with a maximum pressure of 145 bar, making it ideal for tackling dirt on various surfaces such as cars, bikes, and outdoor furniture. You will appreciate the full control feature, which includes three pressure settings that adapt to your cleaning needs, all displayed on the G 160 Q Power Control spray gun. The Kärcher Home & Garden app proves invaluable as it guides you through different cleaning scenarios, offering practical tips along the way. Lastly, the Plug 'n' Clean system simplifies detergent use, allowing you to effortlessly switch cleaning solutions as required.
Frequently Asked Questions (FAQs)
1. What kind of detergent do you use in a pressure washer?
If you are cleaning a surface, and you ran out of pressure washer detergent. Or you want to clean a tough stain and do not have a special pressure washer detergent. A good solution is to use Dawn dish soap in your pressure or power washer since it is readily available.
2. Can you use any kind of detergent in a pressure washer?
Let's make one thing clear right away though – only use pressure washer certified detergent with your equipment. These detergents are specifically made to work with pressure washers and get you the most effective, efficient cleaning solution possible.
During our detergent pressure washer research, we found 107 detergent pressure washer products and shortlisted 10 quality products. We collected and analyzed 45,973 customer reviews through our big data system to write the detergent pressure washers list. We found that most customers choose detergent pressure washers with an average price of £141.51.
The detergent pressure washers are available for purchase. We have researched hundreds of brands and picked the top brands of detergent pressure washers, including Bosch, ToolTronix, Pro Splash, Hyundai.

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.