
Pressure washing the exterior of your home is an excellent way to give it a fresh, clean look and remove dirt, grime, mold, and mildew that can accumulate over time. In this blog post, we will provide a step-by-step guide on how to pressure wash your home's exterior safely and effectively.
1. Choose the Right Pressure Washer and Accessories
The first step is to select the appropriate pressure washer for your needs. For most residential applications, an electric or gas pressure washer with a pressure range of 1,500 to 3,000 PSI (pounds per square inch) should be sufficient. In addition, consider investing in the following accessories to make the job easier and more efficient:
- A pressure washer with adjustable pressure settings to accommodate different surfaces and cleaning tasks.
- A variety of nozzles with different spray angles (e.g., 0, 15, 25, and 40 degrees) to control the water pressure and spray pattern.
- A surface cleaner attachment for cleaning large, flat areas, such as driveways and sidewalks.
- A detergent applicator for applying cleaning solutions to surfaces, if necessary.
2. Prepare the Area
Before you begin pressure washing, it's essential to prepare the area around your home. This includes:
- Removing any obstacles, such as outdoor furniture, planters, and children's toys.
- Covering delicate plants or shrubs with a tarp or plastic sheeting to protect them from the high-pressure water spray.
- Closing all windows and doors, and sealing any gaps or cracks to prevent water from entering your home.
- Turning off power to any exterior electrical outlets, lights, or fixtures to prevent electrical hazards.
3. Choose the Appropriate Nozzle and Pressure Setting
Select the appropriate nozzle and pressure setting for the surface you plan to clean. Generally, a nozzle with a wider spray angle (e.g., 25 or 40 degrees) is suitable for more delicate surfaces, such as vinyl siding or painted wood, while a narrower spray angle (e.g., 15 degrees) is better for more durable surfaces, such as brick or concrete. Start with a low-pressure setting and test on an inconspicuous area to avoid damaging the surface. Gradually increase the pressure as needed.
4. Apply Detergent (If Necessary)
If your home's exterior has stubborn stains, mold, or mildew, you may need to use a detergent or cleaning solution designed for pressure washers. Be sure to choose a product that is compatible with your pressure washer and safe for the surface you are cleaning. Apply the detergent using a detergent applicator or low-pressure setting, and allow it to sit for the recommended time (usually 5-10 minutes) before rinsing.
5. Pressure Wash the Exterior
Now you're ready to start pressure washing your home's exterior. Follow these guidelines for best results:
- Work from top to bottom, starting with the highest point of your home and moving downward. This will prevent dirty water from dripping onto already-cleaned areas.
- Hold the pressure washer wand at a 45-degree angle to the surface being cleaned, and maintain a consistent distance of 1-2 feet from the surface. Adjust the distance as needed based on the pressure setting and surface material.
- Use smooth, overlapping strokes to ensure even cleaning and avoid streaks or missed spots.
- Be cautious when pressure washing near windows, doors, or other openings, as the high-pressure water can cause damage or force water into your home.
6. Rinse Thoroughly
After you have finished pressure washing your home's exterior, be sure to rinse the surface thoroughly with clean water. This will remove any remaining detergent or debris and prevent residue from drying on the surface. Start at the top of your home and work your way down, just as you did when pressure washing. Use a wide-angle nozzle (e.g., 40 degrees) and a lower pressure setting to avoid damaging the surface during rinsing.
7. Allow Your Home's Exterior to Dry
After pressure washing and rinsing your home's exterior, allow it to dry completely before tackling any additional tasks, such as painting or sealing. Depending on the surface material, weather conditions, and humidity levels, this may take anywhere from a few hours to a couple of days.
8. Enjoy the Results
With your home's exterior now clean and fresh, you can enjoy the improved curb appeal and the satisfaction of a job well done. Regular pressure washing can help maintain your home's appearance and prevent the buildup of dirt, grime, mold, and mildew over time.
In conclusion, pressure washing your home's exterior is a relatively straightforward process that can provide significant benefits in terms of cleanliness and appearance. By choosing the right equipment, preparing the area, and following proper techniques, you can safely and effectively pressure wash your home's exterior for a fresh, clean look that lasts.