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How To Clean The Soffits and Fascia (With Other Maintenance Tips)

Posted on February 25, 2025

How To Clean Soffits and Fascia

The soffit and fascia are the two parts of your home that are most commonly talked about as a pair. Yet you might not give them as much attention as you give to other exterior features of your home, such as the windows. 

Regularly cleaning and maintaining the soffits and fascia can improve your home’s curb appeal and ensure your roofing system remains in good condition. This guide will walk you through the best methods for cleaning and maintaining the soffits and fascia, helping you keep your home looking great and functioning properly.

What Is the Fascia And Soffit? Why Do They Matter?

Fascia And Soffit

Before we talk about how to clean these parts of your roof, let’s talk about why both the soffits and fascia board are important.

Soffits are located on the underside of the eaves and can either be open or closed. They help ventilate your attic, keep pests out, and reduce the risk of mold growth.

The fascia is the board that runs along the roofline, and is the portion of the roof that the gutters are attached to. It provides structural support for the lower edge of the roof and helps protect it from water damage.

Together, these two pieces help regulate airflow within the home, keep pests out, and enhance curb appeal. However, if dirt, mold, or mildew start to collect on their surfaces, it could compromise both the appearance and functionality of your roofing system.

A Step-By-Step Guide to Cleaning The Soffits and Fascia

Cleaning the soffits and fascia isn’t an overly complicated process, but it requires attention to detail and the right tools. Follow these steps to ensure a thorough job.

#1 Gather Your Supplies

Before you learn about how to wash the soffit and fascia outside, gather your tools and supplies. 

  • A garden hose with a spray nozzle or a pressure washer (on a low setting)
  • A bucket of warm water mixed with mild detergent
  • A long-handled soft-bristle brush or sponge (preferably a square brush) 
  • A ladder (preferably with stabilizers for safety)
  • Protective gloves and safety goggles

#2 Inspect for Damage

Before cleaning, check your soffits and fascia for any signs of rot, peeling paint, or pest infestations. If you notice any issues, address them before proceeding with cleaning. Cracks, holes, and water damage should be repaired to prevent further deterioration. If you spot any extensive damage, consider consulting a professional before moving forward with the cleaning process.

#3 Wash and Rinse with Water

Over time, dust, dirt, and cobwebs can accumulate along your soffits and fascia, making them look dull and dirty. Before scrubbing, it’s important to loosen and remove this debris. Gently use a sponge or a garden hose with a spray nozzle to remove any loose debris.

Why You Should Avoid Using a Pressure Washer

While a pressure washer might seem like a quick fix, it can do more harm than good. The force of high-pressure water can push moisture into vents, gaps, or small cracks, potentially leading to mold growth or damage to the structure underneath. It can also strip paint or sealant from the fascia boards, exposing the material to weathering and accelerating deterioration. Instead, stick to a gentle spray for safe and effective cleaning.

#4 Scrub with a Cleaning Solution

Dip your soft-bristle brush into the soapy water and scrub the soffits and fascia in a circular motion. It is a good idea to work in sections, starting from the top and then moving your way to the bottom so that the dirt is removed effectively. Pay close attention to areas with visible dirt, mildew, or stains. If you encounter stubborn grime, consider adding a small amount of vinegar or a specialized exterior cleaner to your solution. Be thorough but gentle to avoid damaging the surface, especially if your soffits or fascia board are painted.

What Cleaning Solution Should I Use For Soffit Cleaning?

Normal detergent will work to clean both the soffits and fascia boards. However, if there is excessive dirt, you can also use bleach, just ensure you do it in moderation.   

#5 Rinse and Repeat if Necessary

After scrubbing, rinse everything thoroughly with the garden hose. If stains continue to persist, you may need to repeat the cleaning process. Be patient as built-up grime may take a couple of attempts to fully remove. 

#6 Dry and Inspect Again

Once the cleaning is complete, allow the soffits and fascia to dry naturally. Then, perform a final inspection to ensure everything is in good condition. If you notice peeling paint or signs of water damage, consider applying a fresh coat of paint or sealant for added protection. This step will not only keep your soffits and fascia looking great, it also extends their lifespan by providing an extra layer of protection against the weather. 

Additional Maintenance Tips for The Soffits and Fascia

Regular cleaning is just one part of maintaining these critical components of your home’s exterior. Here are some additional tips to keep your soffits and fascia in top shape year-round.

Trim Overhanging Branches

Tree branches hanging over your roof can contribute to dirt buildup and provide easy access for pests. Trim any overhanging branches to reduce the amount of debris and the risk of damage to your soffits and fascia.

Keep Gutters Clean

Since gutters are attached to the fascia board, clogged or overflowing gutters can cause water damage. Clean your gutters regularly to prevent moisture from seeping into the fascia board, which can lead to rot and structural issues.

Check for Pest Infestations

Inspect for holes, nests, or signs of damage. If you spot an infestation, contact a professional to remove the pests and seal any entry points.

Repaint or Reseal When Needed

Over time, any paint on the soffits and fascia will wear down due to exposure to the elements. A fresh coat of weather-resistant paint or sealant will help protect the wood or metal and extend its lifespan.

Schedule Regular Inspections

It’s a good idea to inspect your soffits and fascia at least twice a year, especially before winter and after heavy storms. This will help you catch potential issues early and prevent expensive repairs.

When Should You Call a Professional?

While regular maintenance is manageable for most homeowners, there are times when professional help is necessary. Consider reaching out to a roofing expert if you notice:

  • Extensive water damage or rotting wood
  • Pest infestations that require professional removal
  • Difficult-to-reach areas that pose safety concerns
  • Persistent mold or mildew that doesn’t respond to cleaning efforts

At Prestige Roofing LLC, we specialize in soffit and fascia repair, installation, and maintenance. If you need assistance keeping your home’s exterior in top shape, our experienced team is here to help.