How to Increase GPM on Pressure Washer? [Easy Methods]

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Last Updated on 5 months by Ollie Barker

How to Increase GPM on Pressure Washer?

You’ve come to the right site if you seek techniques to increase GPM on pressure washer. This blog post will provide some advice on maximizing the GPM of your pressure washer. These suggestions will enable you to get the most out of your machine, whether using it to clean your house or wash your automobile. Let’s get going!

What Is GPM for Pressure Washers?

Gallons per minute is the standard unit of measurement for pressure washers. The amount of water a pressure washer can produce in a minute is determined using this unit.

Powerful pressure washers have higher GPM ratings. This is a crucial aspect to consider when selecting a pressure washer because it will affect how quickly and simply you can perform your cleaning activities.

You will need a pressure washer with a high GPM if you wish to clean vast areas or get rid of difficult stains. A lower GPM will do for little operations or lightweight cleaning.

The PSI (pounds per square inch) rating of the pressure washer should also be considered, as this will affect its overall power.

In conclusion, GPM is a measurement of the amount of water a pressure washer can produce in a minute and is a crucial feature to take into account when selecting the best model for your needs.

How to Increase GPM on Pressure Washer?

There are a few methods for raising your pressure washer’s GPM. Here is a step-by-step explanation:

1. Verify the directions provided by the manufacturer

Checking the manufacturer’s instructions is the first step. You cannot go beyond the maximum GPM rating on some pressure washers without causing the machine damage.

2. Improve the pump

You can upgrade the pump in your pressure washer if you seek a more long-lasting fix. This will increase your GPM rating and make your equipment more robust.

3. Make use of a nozzle with a greater GPM rating

A higher-rated nozzle is another option to boost your pressure washer’s GPM. This is a viable solution if you only need to increase the GPM for a single task.

4. Utilize a booster pump

Use a booster pump to enhance the water flow if your pressure washer doesn’t have a high enough GPM rating. This is a simple method to increase GPM without purchasing a new pressure washer.

5. Use a total of two pressure washers

You can combine two pressure washers to increase the GPM rating if you have two of them. This is a fantastic choice if you need to clean a huge area swiftly.

These are just a few techniques to boost your pressure washer’s GPM. You can get your equipment to operate to its best potential by paying attention to these suggestions.

Other Ways To Boost Pressure Washer Cleaning Power

Looking for alternatives to increasing the GPM of your pressure washer to improve its cleaning capacity? Here are a few pointers to help you clean like an expert.

#1 Include a detergent in the mixture

Including a detergent in the mix is one technique to boost your pressure washer’s cleaning capacity.

Any tough dirt and grime that might be adhered to the surface you’re cleaning will be broken down. This post will teach you how to use soap with your pressure washer.

Following the instructions on the detergent’s container is important since using too much can harm your pressure washer. Rinse before you wash.

It may be good to rinse it off with just water before using any detergent on a very soiled surface. This will help clear away any loose debris that can jam the pressure washer’s pump.

After rinsing the area, apply pressure washer detergent and carry out the standard washing procedures.

#2 Find Out More About Advanced Pressure Washing Methods

There are a few things you may do to improve your cleaning power if you want to advance your pressure washing abilities.

One of the most effective methods to do this is to use your machine’s higher pressure setting. Any stubborn dirt and grime that may be adhering to surfaces may be helped to loosen by doing this.

Using hotter water is another approach to boost the cleaning ability of your pressure washer.

Just be mindful to avoid using too much hot water since this could damage the surfaces.

You can attach attachments to your pressure washer hose to access confined spaces or locations that are challenging to access with the machine alone.

These add-ons can help you get the most out of your machine by speeding up and simplifying the cleaning process.

#3 Use a pressure washer with hot water

The hot water pressure washer is incredibly versatile and may be applied to a variety of cleaning jobs.

Cleaning cars, trucks, and other vehicles using a hot water pressure washer is its most popular application. Hot water pressure washing decks, patios, roads, and sidewalks is another common practice.

A hot water pressure washer can effectively remove surfaces’ dirt, crumbs, and stains. The hot water’s ability to loosen the dirt and grime are made easier to remove with the pressure washer.

Pressure washers with hot water are also excellent for removing difficult stains like grease or paint.

An industrial hot water pressure washer is superior to an industrial cold water pressure washer in terms of effectiveness and efficiency.

Some of The Jobs that A Pressure Washer with A Greater GPM Can Do More Quickly

With a pressure washer with a high GPM rate, many chores can be finished more rapidly. Here are a few of the most widespread:

1. Car cleaning

For washing autos, a high GPM pressure washer is ideal. The exterior of your car may be swiftly and easily cleaned of dirt, mud, and grime.

2. Deck maintenance

If you own a deck, you are aware of how challenging it can be to maintain. However, using a high GPM pressure washer, you can swiftly clean your deck of grime, stains, and mildew.

3. Cleaning windows

Window washing can be challenging, but using a high GPM pressure washer simplifies the job. Using this equipment, you can quickly and effectively clean the dirt and filth off of your windows.

4. Cleaning the home

A high GPM pressure washer is ideal for washing your home’s exterior. With this machine, you can quickly and simply remove mildew, stains, and grime.

5. Cleaning the garage

One of the dirtiest areas of the house is frequently the garage. You can rapidly clean up the messes and organize your garage with a high GPM pressure washer.

A pressure washer with a high GPM rating will enable you to finish many tasks quickly and easily. Saving time and effort like this is quite beneficial.


Last but not least, if you use these suggestions, you ought to be able to raise your GPM and complete your cleaning jobs more swiftly and simply.