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Map › Locations › Ontario › Thornhill, ON

Interlock Metal Roofing Installs in Thornhill, ON

Interlock has completed 31 metal roofs in Thornhill, ON. Local projects span 4 roof profiles (Slate, Shingle, Tile, Shake) and were installed between 1999 and 2022. Thornhill sees cold winters, heavy snowfall and repeated freeze–thaw cycles. An Interlock aluminum roof is lightweight, fire-resistant and wind- and hail-rated, so it sheds snow, resists ice-dam damage and won't crack through freeze–thaw — all backed by a lifetime limited warranty.

31
completed roofs
4
roof profiles
8
colours
1999–2022
years
→ View Thornhill on the interactive map

Roof profiles installed in Thornhill

Slate
16 completed roofs
Slate
Shingle
12 completed roofs
Shingle
Tile
2 completed roofs
Tile
Shake
1 completed roof
Shake

Colours chosen in Thornhill

Colonial BrownDeep CharcoalTudor BrownBlackHunter GreenTile Red

Other Ontario communities

Ottawa
537 roofs
Toronto
381 roofs
Mississauga
323 roofs
Scarborough
196 roofs
Brampton
182 roofs
London
175 roofs
Hamilton
166 roofs
Etobicoke
155 roofs
Kitchener
131 roofs
Kingston
100 roofs
Oakville
95 roofs
Barrie
94 roofs
Burlington
83 roofs
Orléans
80 roofs

★ 4.8 average from 10 verified reviews

Customer Reviews

What customers say in Thornhill, ON

★★★★★

Good looking roof. We get compliments from neighbors and a piece of mind. Cleanup.

Tanya and Stan D.Black Interlock Slate, 2021 · Thornhill, ON
★★★★★

I don't know other than lowering the price, but it is a high-class product for a high-class price.

Ivor and Nadine M.Deep Charcoal Interlock Slate, 2019 · Thornhill, ON
★★★★★
Vincent and Nancy L.Tudor Brown Interlock Slate, 2019 · Thornhill, ON
★★★★★

I really liked Interlock Roofing but I am not close to a decision because my house was a victim of the recent windstorm. I was really impressed with them but I cannot make a decision till I hear from my insurance agent.

Ivor M.2018 · Thornhill, ON

Recent Interlock projects in Ontario

Aerial front view of a 2-storey suburban home with Interlock Colonial Brown aluminum slate metal roofing, complex multi-gable roof, and light brick exterior.
Interlock Colonial Brown slate metal roof — Ottawa, ON
Aerial front view of a two-storey Colonial home in Ottawa with Interlock aluminum slate roofing in Colonial Brown, featuring multiple dormers and complex hip valleys.
Interlock Aluminum Slate in Colonial Brown — Ottawa, ON
Aerial view of a large Craftsman-style home in Bradford, ON featuring Interlock Tudor Brown aluminum slate metal roofing with complex multi-hip roof and poolside estate.
Tudor Brown Interlock slate roofing on a sprawling Bradford, ON estate.
Grand single-storey stone estate in Alexandria ON featuring Interlock deep charcoal aluminum slate roofing with turreted hip roof and circular fountain driveway.
Deep Charcoal Interlock slate roof on a stone manor, Alexandria ON.
Large stone estate home in Alexandria ON with deep charcoal Interlock aluminum slate roof featuring a conical turret, multiple hip planes, and manicured topiary landscaping.
Deep Charcoal slate-profile metal roof on a stone manor, Alexandria, ON.
Tudor Brown Interlock aluminum cedar shingle metal roof on a 1.5-storey heritage stone home in Rockland, ON, featuring three dormers and two stone chimneys.
Tudor Brown cedar shingle metal roof on a classic stone home, Rockland ON.

Considering a metal roof in Thornhill?

Join your neighbours with a lifetime Interlock aluminum roof — lightweight, fire-resistant and backed by a lifetime limited warranty.

Call 1-866-780-8247 for a free quote

Frequently asked questions

How many Interlock roofs are in Thornhill, ON?

Interlock has completed 31 metal roofs in Thornhill, ON.

What is the most popular Interlock roof profile in Thornhill?

Slate is the most-installed Interlock profile in Thornhill, ON, based on completed projects.

Is metal roofing a good choice in Thornhill, ON?

Thornhill sees cold winters, heavy snowfall and repeated freeze–thaw cycles. Interlock aluminum roofing is fire-resistant, wind- and hail-rated and sheds snow, resists ice-dam damage and won't crack through freeze–thaw, which is why 31 Thornhill homeowners have chosen it.

How long does an Interlock metal roof last?

Interlock aluminum roofing is a lifetime system backed by a lifetime limited warranty — it is designed to be the last roof you install.

Can I get a free metal roof quote in Thornhill?

Yes — call 1-866-780-8247 for a free, no-obligation quote in Thornhill, ON.

How much does a metal roof cost in Thornhill, ON?

Metal roofing is a premium, lifetime investment, so pricing depends on roof size, pitch, profile and complexity. Interlock provides free, no-obligation quotes for Thornhill homes — call 1-866-780-8247.

How does a metal roof compare to asphalt shingles in Thornhill?

Asphalt shingles typically last 15–25 years and are replaced multiple times; an Interlock aluminum roof is a lifetime system backed by a lifetime limited warranty, designed to be the last roof you install.