How to Clean a Modern Metal Pergola
A modern metal pergola is more than just a shade structure, it’s an investment in your home’s outdoor living experience. Whether your pergola features adjustable louvers or a fixed frame, keeping it clean helps preserve both its visual appeal and mechanical performance for years to come.
Built with durable materials and finishes, modern metal pergolas are designed for minimal upkeep. Still, routine cleaning ensures dirt, sap, and environmental debris don’t compromise their look or longevity. Here’s a step-by-step guide to keeping your metal pergola in top condition.
Why Cleaning Your Metal Pergola Matters
Even with premium coatings and weather-resistant aluminum, regular cleaning offers several key benefits:
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Prevents dirt buildup in hard-to-reach or covered areas
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Keeps the powder-coated finish polished and vibrant
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Ensures moving parts, like louvers, operate smoothly
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Prolongs the life of your pergola and protects your investment
Whether you’re dealing with coastal salt air, tree sap, or simply seasonal grime, a bit of maintenance goes a long way.
What You’ll Need
Before you begin, gather the right cleaning tools:
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Garden hose with a spray nozzle
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Soft-bristled brush (long-handled car-washing brush works great)
- Utility bucket
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Mild detergent (such as Tide or equivalent)
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Non-abrasive sponge or cloth
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Mineral spirits (for tough stains like sap or caulking residue)
*Avoid abrasive scrubbers or high-powered pressure washers, which can damage finishes over time.

Cleaning Instructions
For Light to Moderate Dirt:
- Rinse first. Use a garden hose to wash away loose dirt and dust.
- Brush gently. Use a soft-bristled brush with clear water to scrub the surface.
- Dry or air-dry. Use a soft cloth to wipe down surfaces or let them air dry naturally.
This quick clean is ideal for areas exposed to rain or with minimal environmental buildup.
For Heavier Dirt of Stains:
- Mix a cleaning solution of 1/3 cup mild detergent (like Tide) with 1 gallon of warm water.
- Apply with a sponge or brush, focusing on dirty areas and joints.
- Rinse thoroughly to remove any soap residue.
- Dry as needed to prevent water spotting.
For Stubborn Residue (Sap, Caulking, Tar, Etc.):
- Spot clean with mineral spirits applied directly to the affected area.
- Wipe with a non-abrasive cloth.
- Immediately rinse the area with clean water to protect the finish.
Use mineral spirits sparingly and only when necessary to avoid affecting the coating.
Best Practices for Pergola Maintenance
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Clean your pergola at least twice a year, spring and fall are ideal.
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Inspect louvers and gutter systems for debris while cleaning.
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After storms, do a quick rinse to prevent buildup.
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Never use bleach, ammonia, or abrasive chemicals.
Apollo systems are built from architectural-grade aluminum with advanced coatings, making them virtually maintenance-free, but a few minutes of care can keep them performing like new.

Protect Your Investment
Routine care keeps your modern metal pergola looking as new as the day it was installed. With just a little maintenance, you’ll enjoy decades of effortless style and performance.
Need extra support or have questions about your system? Visit our warranty page for details, assistance, and peace of mind.
Ready to Transform Your Outdoor Space?
If the thought of a smart, adaptable, and beautiful outdoor space excites you, exploring the options for a motorized louvered pergola might just be your next step. With the blend of technology, comfort, and style they offer, these pergolas are not just an investment in your home—they’re an investment in your quality of life. So, why wait? The future of outdoor living is here, and it’s smarter than ever.

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