Material comparison
Composite vs wood decking
General info only. Check with a licensed pro and your local building department.
From Trex and the EPA.
| Topic | What the source says | Source |
|---|---|---|
| Composite warranty | Trex: 25-year residential fade-and-stain warranty on covered lines (read the product list). | Official page checked 2026-10-30 |
| Upkeep | Trex: its composite decking does not need sanding, staining or painting. | Official page checked 2026-10-30 |
| Old treated wood | EPA: CCA-treated wood was stopped for most home uses (including decks) after Dec. 31, 2003. Don't burn old CCA wood. | Official page checked 2026-10-30 |
Not confirmed yet
- Unknown Wood deck lifespan and stain schedule (no government source checked).
- Unknown Board price per foot in Denver.
Warranty terms are the maker's and change; read the current warranty for the exact product before you buy.