How to Care for Your IPE Deck in a Coastal Climate 



How to Care for Your IPE Deck in a Coastal Climate

If you live near the coast, you already know how the ocean air can be both beautiful and brutal. Saltwater, humidity, and intense UV exposure can take a toll on even the toughest hardwoods. While IPE decking is known for its exceptional durability and resistance to rot, it still requires the right care to maintain its natural beauty and structural integrity—especially in a coastal environment like Long Island.

1) Understand What Makes IPE Different

IPE (pronounced ee-pay) is a dense tropical hardwood that naturally resists decay, insects, and moisture. However, it’s not indestructible. Constant exposure to salt spray and harsh sunlight can cause the rich brown tones of IPE to fade to a silver-gray patina if left untreated. Many homeowners love this weathered look, but if you prefer to keep your deck looking rich and vibrant, routine care is essential.

2) Regular Cleaning Is Key

  • Rinse weekly with fresh water to remove salt and wind-blown grit.
  • Deep clean every 3–6 months using a hardwood-safe deck cleaner.
  • Pressure washing: keep it under ~1,200 PSI with a fan tip and steady motion to avoid damaging fibers.

After cleaning, allow your deck to dry completely before applying any protective oil or finish.

3) Apply UV & Moisture Protection

UV rays are the biggest threat to IPE in coastal regions. Even though the wood is dense, sunlight can still fade and dry it out. Apply a high-quality IPE oil or penetrating sealer once or twice per year, ideally in spring and fall.

Look for products that include:

  • UV inhibitors
  • Natural oil-based formulas
  • Mildew and mold resistance

Ship Shape Deck Restoration uses professional-grade sealers that enhance the grain, protect against sun damage, and keep your deck water-resistant throughout the seasons.

4) Inspect and Maintain Fasteners

Salt air accelerates corrosion—even on stainless steel screws. Inspect fasteners every season for rust, loosening, or staining, and replace corroded hardware immediately. For maximum longevity in coastal environments, use marine-grade stainless steel fasteners.

5) Watch for Mold, Mildew, and Algae

High humidity can lead to organic growth, especially in shaded or damp areas. Check the surface and between boards routinely. If you see green or black spots, use a specialized wood cleaner or a diluted oxygen-based solution. Avoid bleach—it can discolor IPE and harm surrounding landscaping.

6) Maintain Proper Airflow

IPE performs best when it can “breathe.” Ensure the substructure allows adequate airflow. Poor ventilation traps moisture, which can lead to cupping or warping over time. If your deck sits low to the ground, Ship Shape Deck Restoration can assess airflow and recommend adjustments or rebuilds to extend deck life.

7) Schedule Annual Professional Maintenance

Even with diligent DIY care, annual professional maintenance helps preserve your investment. Our Long Island team deep cleans, sands, and reseals IPE decks to restore their natural luster and ensure maximum protection against coastal elements.

Bring Back Your IPE’s Rich Color

From deep cleaning and brightening to precision sanding and oiling, Ship Shape Deck Restoration keeps coastal IPE decks looking their best year-round.

IPE Deck Care FAQs

How often should I oil or seal an IPE deck near the ocean? In coastal climates, plan on applying a penetrating IPE oil or sealer once or twice per year—typically spring and fall—to maintain UV and moisture protection. Can I pressure wash my IPE deck? Yes, at a light setting (under ~1,200 PSI) using a fan tip, keeping the wand moving to avoid furring the wood. Ship Shape Deck Restoration can deep clean IPE safely with professional equipment. What fasteners are best for coastal IPE decks? Use marine-grade stainless steel fasteners to minimize corrosion from salt air. Inspect seasonally and replace any corroded hardware promptly.

Author: Ship Shape Deck Restoration

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