Lumber
Slack Lumber has supplied quality lumber to the Haldimand and golden horseshoe for over 74 years.
Using quality lumber for your project ensures quality plum and level finishes in less time with less waste. Our lumber categories include: Dimensional lumber, Pressure Treat lumber, Engineered Lumber, Plywood and OSB and Shims.
Lumber Products
Engineered Lumber
These factory-made building products surpass Mother Nature in a variety of ways.
Framing Lumber
We carry a wide variety of quality framing lumber and related materials.
Hangers
Check out our wide variety of options and sizes to complete any project.
Pressure
Treated Lumber
Our treated lumber extends the longevity of wood considerably, adding decades to the life of the material.
Rough Pine
An affordable material that can be used for used for a wide range of construction projects.
Place Orders Online
We offer online orders for all your lumber project needs. Simply fill in the attached form to get started.
Curbside Pick-Up
Slack Lumber offers convenient and fast curbside pick-up option for all orders placed.
On-Site Delivery
No time to pick-up at our location? No problem, we can arrange to have supplies delivered right to your job site.
Place a Lumber Order
Client Testimonials
"Very helpful and friendly staff. They brought out my order and loaded my trailer. They actually had pressure treated deck wood to rebuild my whole deck. I’m impressed and will be back."
"Competitive Pricing, Super Friendly Staff & Quick Home Delivery... Avoid The Box Stores & Use Slack...."
"My go-to lumber yard. I'm not sure how they do it, but they have been able to price products competitively with the big box stores. The bonus is their staff actually know what they're talking about AND they want to help you."