BLOG How to Deal with Stains on a Paver Patio or Composite Deck Mar 07, 2025

How to Deal with Stains on a Paver Patio or Composite Deck

A beautiful outdoor space is meant to be enjoyed, but spills and stains are inevitable. Whether it’s a dropped glass of wine on your paver patio or an oil spill on your composite deck, knowing how to properly clean and maintain your surfaces will keep them looking fresh for years to come. Here’s a guide to tackling common stains and keeping your outdoor space pristine. If there’s any cleaning you don’t feel comfortable tackling, we’re here to help! Sunstone Construction can provide professional cleaning services to restore your outdoor space and apply high-quality sealers to help prevent future stains.

Stains on a Paver Patio

Paver patios are durable and built to withstand the elements, but stains can still occur from organic materials, oils, or even rust. Here’s how to handle them:

1. Organic Stains (Leaves, Grass, Food, Wine, Coffee)

• Start by rinsing the area with water.
• Mix a solution of warm water and mild dish soap.
• Scrub the stained area with a stiff-bristle brush.
• For stubborn stains, use a mixture of equal parts water and white vinegar.
• Rinse thoroughly and allow to dry.

2. Oil and Grease Stains

• Immediately blot excess oil with a paper towel—avoid wiping, as it can spread the stain.
• Apply an oil-removing cleaner or degreaser specifically made for pavers.
• Let it sit for 10-15 minutes, then scrub with a stiff brush.
• Rinse with water and repeat if necessary.

3. Rust Stains

• Use a rust remover designed for pavers.
• Apply according to the instructions, scrub lightly, and rinse well.
• Avoid using strong acids, as they can damage the paver surface.

4. Efflorescence (White, Chalky Residue)

• This is a natural occurrence caused by salts in the pavers.
• Use a specialized efflorescence cleaner to remove the buildup.
• Prevent future occurrences by sealing your pavers.

Stains on a Composite Deck

Composite decking is low maintenance but still susceptible to stains from food, grease, and mildew. Here’s how to address them:

1. Food and Beverage Stains

• Wipe up spills immediately with warm, soapy water.
• Scrub with a soft-bristle brush if needed.
• Rinse thoroughly with a hose.

2. Grease and Oil Stains

• Use a composite deck cleaner or mild degreaser.
• Gently scrub the area with a soft brush.
• Rinse well with water.
• Avoid using harsh chemicals, as they can discolor the decking.

3. Mildew and Mold Stains

• Mix equal parts water and white vinegar in a spray bottle.
• Apply to the affected area and let sit for 10-15 minutes.
• Scrub with a soft brush and rinse with water.
• Ensure your deck has proper drainage and airflow to prevent future mildew buildup.

4. Hard Water or Mineral Stains

• Use a deck cleaner formulated for composite materials.
• Apply with a soft cloth or sponge and rinse thoroughly.

Preventing Future Stains

• Seal your paver patio to create a protective barrier against stains.
• Use outdoor rugs or mats in high-traffic areas or under grills.
• Clean spills immediately before they have time to set.
• Perform routine maintenance by sweeping and washing your outdoor surfaces regularly.

By taking these simple steps, you can keep your paver patio and composite deck looking like new. A little maintenance goes a long way in preserving the beauty and functionality of your outdoor space!

If you're looking for expert installation or maintenance solutions for your outdoor space, Sunstone Construction is here to help. Contact us today at 248-396-3354 or visit SunstoneBuild.com to learn more about how we can enhance your outdoor living area!