Ultimate 10x20 Deck Material List PDF

When planning a deck construction, having a comprehensive material list is crucial for ensuring you have everything you need for a successful build. For a 10x20 deck, the material list can vary depending on the design and desired finish, but here's a general 10x20 deck material list PDF that should cover most basic projects.

Download our free 10x20 deck material list PDF here: 10x20 Deck Material List

Deck Foundation Materials

A solid foundation is key to a long-lasting deck. Here are the materials you'll need:

Foundation Materials:

• Concrete (for footings)
• Gravel
• Landscaping fabric
• Concrete pier blocks (optional, for ledger board attach points)

Deck Frame Materials

The frame provides the structure and support for your deck. These materials are typically made of pressure-treated lumber for durability and longevity.

Frame Materials:

• 2x8 pressure-treated lumber (for joists)
• 4x4 pressure-treated posts (4 in total for a 10x20 deck)
• 2x10 pressure-treated lumber (for beam, if needed)
• 3-inch exterior-rated screws (for frame assembly)
• Joist hangers (for joist-to-beam/joist-to-ledger connections)

Decking Materials

Decking materials come in various options, including wood, composite, and PVC. Here, we'll list materials for both wood and composite decking:

Wood Decking Materials:

• 2x6 pressure-treated lumber (for decking)
• Deck screws (2-1/4" or 2-1/2", exterior-rated)
• Resin-based wood preservative (optional, for added protection)

Composite Decking Materials:

• Composite decking boards (26 boards at 12' length for staggered pattern)
• Hidden deck fasteners
• Stainless steel screws (for joining boards to ledger and beams)

Deck Hardware and Finishing Materials

Hardware and finishing materials are necessary for completing your deck project and ensuring safety.

Hardware Materials:

• Galvanized carriage bolts (1/2" x 6" for post-to-beam connectors)
• Ledger board hardware (if attaching deck to house)
• Joist tape (for waterproofing between joists and decking)
• Flashings (for post-to-decking and beam-to-decking transitions)

Finishing Materials:

• Deck railing and post sleeves (if desired)
• Handrail material (if desired)
• Deck stain or sealer (if using wood decking)
• Outdoor furniture pads (if using wood railing or posts)

Deck Stairs Materials

If your deck requires stairs, you'll need the following materials:

Deck Stairs Materials:

• 2x6 pressure-treated lumber (for stringers)
• 2x8 pressure-treated lumber (for treads)
• 2x4 pressure-treated lumber (for risers)
• Stainless steel screws (for stringer-to-tread and riser-to-tread connections)

Deck Lighting Materials

Lighting can enhance the appearance and functionality of your deck. If you plan to install lights, consider these materials:

Deck Lighting Materials:

• Underdeck lighting strips
• Post cap lights
• Step lights
• Electrical supplies (wire, connectors, outlets, switch, etc.)

Before you begin your 10x20 deck project, make sure to double-check your local building codes and obtain any necessary permits. Also, consider hiring a professional if you're unsure about any aspect of the construction process. Happy building!