Choosing a new garage door means choosing a material, and the three main options — steel, aluminum, and wood — behave very differently in Ontario. Here is a straight comparison to help you decide.
Steel: the practical all-rounder
- Pros: durable, low-maintenance, affordable, and available insulated for our winters. Modern steel doors mimic wood grain convincingly.
- Cons: can dent, and bare steel may rust at scratches over time.
- Best for: most Ontario homeowners who want the best balance of price, insulation, and durability.
Aluminum: light and modern
- Pros: rust-proof, lightweight, and perfect for sleek full-view glass-and-aluminum doors that suit contemporary homes.
- Cons: dents more easily than steel and insulates less well unless upgraded.
- Best for: modern builds and homeowners who want a designer, glass-panel look.
Wood: classic and custom
- Pros: unmatched natural beauty and fully customizable — ideal for carriage-house and heritage homes.
- Cons: the highest price and the most maintenance; wood needs refinishing to survive Ontario moisture.
- Best for: luxury and character homes where curb appeal is the priority.
The quick verdict
For most homeowners, an insulated steel door delivers the best value and winter performance. Choose aluminum-and-glass for a modern statement, and wood when nothing but the real thing will do.
How each material holds up in an Ontario winter
Steel is the workhorse for a reason. A two-layer or three-layer steel door with polyurethane insulation shrugs off freeze-thaw cycles, resists dents from hockey pucks and bikes, and needs almost no maintenance beyond a wash. Its weakness is rust at the bottom section where road salt spray sits, so a good bottom seal and an occasional rinse matter.
Wood looks the best and costs the most to keep looking that way. It needs sealing or painting every few years, it moves with humidity, and it is heavy, which means larger springs and harder work for the opener. On a detached carriage house in an older neighbourhood it is often still the right call. On an attached garage facing the prevailing wind, it rarely is.
Aluminum is light and does not rust, which makes it a good fit for wide doors and full-view glass designs. It dents more easily than steel and offers little insulation on its own, so it suits a detached or unheated garage better than one that shares a wall with the house.
Weight changes everything behind the door
People choose a door by how it looks from the street, but the springs and the opener only care about weight. A wood door or a heavily insulated steel door can weigh twice what a basic single-layer steel door weighs. Swapping to a heavier door without re-sizing the springs is one of the most common causes of early spring failure we see, and an opener rated for a light door will burn out lifting a heavy one. Any material change is a full hardware conversation, not just a panel swap.
Which one we recommend most often
For an attached garage in Burlington, Oakville, Hamilton or anywhere else on the lake, an insulated steel door in a wood-look or carriage-style finish gives most of the appearance of wood with none of the upkeep. For a detached garage that is never heated, a plain steel door is the sensible spend. Wood earns its place on heritage homes where the door is part of the architecture, and aluminum earns its place on modern full-view designs.
See your options in Burlington
Pro Entry Garage Doors installs steel, aluminum, and wood-look doors from leading manufacturers across Burlington and the GTA. Visit our showroom at 1155 Appleby Line or browse garage door installation options. Free quotes: 416-666-6745.