Pressure-Treated Wood deck
wood

Pressure-Treated Wood
Decking

Complete Canadian guide — prices, pros & cons, lifespan, and maintenance.

Price
$2 – $5 per sq ft
per sq ft
Lifespan
15–20 years
with care
Maintenance
High
Durability
5/10

Pressure-treated wood is Canada's most popular and affordable decking material. Lumber is infused with preservatives under high pressure, protecting it from rot, decay, and insects. It's the go-to choice for budget builds, but requires regular maintenance to keep it looking good.

Performance Ratings

Durability5/10
Aesthetics5/10
Eco-Friendly4/10

Pros

  • Most affordable decking material
  • Widely available across Canada
  • Easy to work with — any contractor can install
  • Can be stained any colour
  • Resistant to rot and insects (treated)

Cons

  • Requires annual staining/sealing
  • Warps, cracks, and splinters over time
  • Chemical treatment concerns
  • Colour fades without maintenance
  • Shorter lifespan than alternatives

Best For

Budget-conscious homeowners who don't mind regular maintenance

Top Brands

YellawoodMicroPro SiennaProGuard

Cost Estimate for a 300 sq ft Deck

Materials only$600 – $1,500
Labour (avg $20-35/sqft)$6,000 – $10,500
Permits & misc$300 – $800
Total Installed$6,900 – $12,800

Gallery

Pressure-Treated Wood deck photo 1
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Pressure-Treated Wood deck

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