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The Thermos Montreal Blog
Practical advice to understand your foggy windows, compare your options and make the right decision.
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Why do my windows fog up?
Fog on the inside, outside or between the panes? They are not the same. Here's how to tell a normal phenomenon from a real sealed-unit problem.
January 12, 20268 min read
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How much does a thermos replacement cost in Montreal in 2026?
From $150, but the price depends on size, glass type and quantity. Here are the real ranges, with no hidden fees.
January 5, 20269 min read
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Repair the thermos or replace the window?
The answer depends on the condition of your frame, not our interest. Here's how to decide honestly, with no sales pressure.
December 28, 20257 min read
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