TimberTech (AZEK)
Best overall — premium PVCThe best-engineered board on the market. Full-PVC with no wood core, so it runs coolest underfoot, is completely waterproof, and carries the longest warranty. You pay a premium for it.
- Runs ~30°F cooler than wood-plastic composite
- Lifetime structural + 50-yr fade warranty
- Fully waterproof — nothing for mold to feed on
- Priciest of the four, and lower recycled content than the composites.
- Cost
- $50–$75
- Warranty
- Lifetime + 50 yr
- Recycled
- ~55%

