Certainly! Here are some reputable sources where homeowners in Washington DC can find more information about different decking materials:

1. Wood Decking:
   • Pressure-treated lumber:
     • Home Depot Pressure-Treated Lumber
   • Cedar and Redwood:
     • Cedar Decking at Lowe’s
   • Tropical Hardwoods:
     • Ipe Decking at AdvantageLumber
2. Composite Decking:
   • Composite:
     • Trex Composite Decking
   • PVC:
     • Azek PVC Decking
3. Plastic Decking:
   • Polyethylene:
     • Trex Enhance Composite Decking
   • Polypropylene:
     • Genova Decking
4. Aluminum Decking:
   • Versadeck Aluminum Decking