When it comes to choosing new windows for your home, energy efficiency and comfort are top of mind—especially in Colorado, where winters can be long and summers intense. One of the most common questions we get is: “Should I go with double-pane or triple-pane windows?”
Here’s what you need to know to make a smart investment:
What’s the Difference?
- Double-pane windows feature two glass panes with a layer of insulating gas (usually argon) between them.
- Triple-pane windows add a third pane and an additional gas-filled space, boosting thermal insulation and noise reduction.
Energy Efficiency
- Double-pane: Significantly more efficient than single-pane, offering good insulation for most climates.
- Triple-pane: Superior insulation, reducing heat loss in winter and keeping your home cooler in summer. Ideal for extreme temperatures like those in mountain towns or exposed areas.
Noise Reduction
- Double-pane: Offers some noise reduction.
- Triple-pane: Better soundproofing—great if you live near busy roads or urban areas.
Cost & ROI
- Double-pane: More affordable and widely available. Delivers a strong balance of cost and efficiency.
- Triple-pane: Higher upfront cost, but greater energy savings over time, especially in colder regions of Colorado.
Weight & Installation
- Triple-pane windows are heavier and may require reinforced framing. Professional installation is key.
Verdict
If your home is in a milder Front Range climate, double-pane windows will serve you well. But if you’re in a colder or higher-altitude area, triple-pane windows can offer superior comfort and long-term savings.
Mountain Safe Exteriors installs both, and we’ll help you choose the right fit for your home and your budget. Call our experts for your free design consultation today.


