Fall in Colorado is one of the most beautiful times of year. The air turns crisp, the aspens glow golden, and many of us spend more time cozying up at home. But if your windows aren’t performing the way they should, you might be letting that chilly mountain air inside (and watching your energy bills rise). At Mountain Safe Exteriors, we’ve helped homeowners across Denver, the Front Range, and our mountain communities stay comfortable, efficient, and safe with high-quality window replacements. If you’re wondering whether it’s time to upgrade, here are six clear signs to look out for:
1. You feel drafts even when the windows are closed.
If walking by a window feels like walking past a vent, it’s a sign the seals are failing. Drafty windows force your heating system to work harder and drive-up energy costs.
2. Opening or closing them is a struggle.
Windows should glide open and shut easily. If you have to shove, tug, or fight with them, it’s not just inconvenient – it can be a security risk too.
3. You see fog between the panes.
When double or triple-pane windows look cloudy, it usually means the insulating gas has escaped. That haze isn’t just blocking your view of the Rockies; it’s also reducing efficiency.
4. The frames are damaged.
Cracks, warping, or even rotting wood aren’t just cosmetic issues. Damaged frames can let in moisture, which can lead to mold, leaks, or structural problems over time.
5. Your energy bills keep creeping up.
If there’s no other obvious reason for higher utility bills, your windows may be the culprit. Old, inefficient windows let heat escape in the winter and sneak in during summer.
6. You’re ready for a fresh look.
Sometimes, replacing windows isn’t about drafts or damage, it’s about style. New windows can boost your home’s curb appeal and even increase its value.
At Mountain Safe Exteriors, we’re proud to install durable, beautiful Marvin Windows that can handle Colorado’s unique climate. We ensure transparent pricing, on-time project completion, compliance with building codes, and a full parts-and-labor warranty giving you a seamless, worry-free experience.
Fall is the perfect time for a window upgrade before winter hits. If you’ve noticed any of these signs, let’s talk. Mountain Safe Exteriors is here to help you stay warm, save on energy, and love the look of your home. Contact us today for your free consultation!


