Seven Questions to Ask Before Hiring a Pressure-Washing Company

Hiring a pressure-washing company may seem straightforward—until you realize how much trust you’re placing in someone holding a machine powerful enough to carve lines into concrete.

Professional exterior cleaning involves more than spraying water at a building. Different surfaces require different pressures, cleaning solutions and techniques. Before hiring a company to clean your home or commercial property, ask these seven questions to help protect your investment.

1. Are You Insured?

This should be one of the first questions you ask. Exterior cleaning involves powerful equipment, wet walking surfaces, ladders, hoses and work around windows, landscaping and building materials.

A professional company should be able to explain its insurance coverage and provide documentation when requested. Insurance helps protect both the property owner and the cleaning company if an accident or property damage occurs.

Be cautious if a contractor avoids the question, becomes defensive or suggests insurance isn’t necessary for “a simple washing job.” Water may be simple. Several thousand pounds of pressure per square inch is less so.

2. Do You Use Pressure Washing, Soft Washing or Both?

Pressure washing and soft washing are not interchangeable.

Pressure washing uses controlled high-pressure water and is generally best suited for durable materials such as concrete and certain types of brick or pavement. Soft washing uses lower pressure with an appropriate cleaning solution to loosen grime and treat organic growth.

Soft washing may be the safer choice for:

• Roofing

• Siding

• Stucco

• Painted surfaces

• Older masonry

• Delicate exterior details

A reputable company should examine the property and select a method based on the surface—not use maximum pressure everywhere because that’s the only setting it knows.

3. What Experience Do You Have with This Surface?

Cleaning a concrete driveway is very different from cleaning a roof, historic brick wall, wood fence or painted stucco façade. Ask whether the company has experience with the particular surfaces on your property.

A knowledgeable professional should be able to explain:

• Which cleaning method will be used

• Why that method is appropriate

• Whether the surface has existing vulnerabilities

• What results you can reasonably expect

• Which stains may require specialized treatment

This question is especially important for older buildings, delicate finishes and historic properties, where damage may be difficult or expensive to repair.

4. What Cleaning Solutions Will You Use?

Water pressure alone doesn’t always provide the safest or most effective cleaning. Mold, mildew, algae, oil, rust and other stains may require targeted treatment.

Ask what type of cleaning solution will be used, where it will be applied and how nearby areas will be protected. The company should understand proper dilution, application and rinsing procedures.

Let the cleaner know about pets, children, ponds, gardens, delicate landscaping or other concerns before the appointment. Even environmentally conscious or plant-based products must be applied responsibly and according to their intended use.

A vague answer involving “really strong stuff” is not especially comforting.

5. How Will You Protect My Property?

Professional exterior cleaning should include preparation—not just spraying and hoping everything nearby shares the enthusiasm.

Depending on the project, proper preparation may include:

• Checking that windows and doors are closed

• Identifying damaged seals or loose materials

• Protecting electrical fixtures and outlets

• Moving or covering fragile outdoor items

• Preparing nearby plants and landscaping

• Keeping hoses clear of high-traffic areas

• Avoiding water intrusion around vents and openings

• Using appropriate equipment near windows, roofs and upper levels

Ask whether there is anything you need to move or prepare before the crew arrives. Clear expectations help the appointment run safely and efficiently.

6. Can You Provide an Estimate and Explain What It Includes?

Request a written estimate that clearly describes the areas and services included. It should indicate whether the company is cleaning the entire building exterior or only specific surfaces.

Ask whether the price includes:

• Pretreatment

• Cleaning solutions

• Stain treatment

• Roof or gutter cleaning

• Exterior windows

• Walkways or driveways

• Post-cleaning inspection

• Travel or equipment charges

Clarify whether stubborn stains are expected to disappear completely. Rust, oil, oxidation and deeply embedded discoloration may require specialized treatment and may not be fully removable.

The lowest estimate isn’t always the best value. A suspiciously cheap quote may exclude preparation, proper treatment or sufficient time to complete the job carefully.

7. What Kind of Results and Timeline Should I Expect?

A professional company should set realistic expectations about both the finished appearance and the amount of time required.

Ask:

• How long will the service take?

• How long will surfaces remain wet?

• Will someone need to be present?

• Are there areas that may not come completely clean?

• How soon can furniture or vehicles be returned?

• What happens if bad weather interrupts the appointment?

• How frequently should the property be professionally cleaned?

Be wary of guarantees that every stain will disappear. Some discoloration is permanent, and some surfaces may already have damage hidden beneath the grime. Honest expectations are usually a better sign than dramatic promises.

Look Beyond the Before-and-After Photos

Before-and-after photographs can demonstrate a company’s work, but they shouldn’t be the only factor in your decision. Look for clear communication, professional conduct, detailed estimates and a willingness to answer questions.

Also review recent customer feedback and verify that the company’s services match your project. A contractor who excels at driveways may not necessarily have the equipment or experience required for roofs, delicate siding or large commercial buildings.

Choose a Company That Cleans with Care

The right pressure-washing company should understand that every surface has limits. It should use the appropriate method, communicate clearly and treat your property with the same care you would expect from any skilled service professional.

No Scrubs provides professional pressure-washing and soft-washing services for residential and commercial properties throughout Louisiana and the Gulf South. We assess each property, select surface-appropriate cleaning methods and explain what customers can expect before the work begins.

Ask questions. Compare more than price. And hire someone who knows that “pressure washing” doesn’t mean applying all the pressure, all the time.