Anchoring an outdoor table on a composite deck ensures stability and prevents accidents, especially in windy conditions. Here are the best methods to secure your table effectively:

1. Use Deck Anchors or Straps: Specialized deck anchors or straps can be screwed into the deck surface and attached to the table legs. These provide a strong hold without damaging the composite material.

2. Non-Permanent Solutions: For a less invasive approach, use sandbags or weighted bases designed for outdoor furniture. These add stability without drilling into the deck.

3. Adhesive Pads or Grippers: High-quality adhesive pads or grippers can be placed under the table legs to reduce sliding. Ensure they are weather-resistant for long-term use.

4. Custom Brackets: Install custom brackets that clamp the table legs to the deck railing or edge. This method is ideal for permanent setups.

5. Check Local Guidelines: Some composite deck manufacturers have specific recommendations for anchoring furniture. Always follow their guidelines to avoid voiding warranties.

By choosing the right method, you can enjoy a stable and secure outdoor table on your composite deck.