2026-08-14 7 min read A2Z Garage Doors
A customer called last Tuesday after her son's hand got pinched in a closing garage door. He wasn't seriously hurt, but she was shaken. She asked me point blank: "How do I know if my garage door is actually safe?" That question haunts me still. The answer matters more than price, more than convenience, more than anything else we do at Garage Door Glen Haven.
Garage doors weigh between 300 and 600 pounds. That's equivalent to a small car rolling down on whatever is in its path. Modern doors operate with enough force to crush a hand in seconds. A malfunctioning door has caused injuries, deaths, and permanent disabilities across Colorado and nationwide. The Consumer Product Safety Commission estimates thousands of garage door injuries happen yearly.
Many Glen Haven homeowners assume their door is fine because it opens and closes. That's like assuming your car is roadworthy because the engine starts. Safety isn't obvious. It's hidden in mechanisms you can't see.
Every garage door opener made after 1993 is required to have auto-reverse capability. When the door encounters an obstruction while closing, it should stop and reverse direction within two seconds. This feature saves lives.
But here's what I see constantly: auto-reverse systems fail silently. A broken photo eye sensor. A dirty lens. A misaligned beam. The door still closes, still opens, still works fine to your eye. You have no warning that the safety mechanism is dead.
Test yours right now. Place a two-by-four on the ground directly under the door path. Hit the close button. If the door doesn't reverse within two seconds, call us immediately. This isn't negotiable. A failed auto-reverse system turns your garage door into a weapon.
**Need garage door safety in Glen Haven today?** Call 720-806-5632. we cover same-day service across the area.
The photo eye is a small infrared sensor, usually mounted four to six inches above the garage floor on both sides of the door opening. These sensors create an invisible beam. If anything crosses that beam while the door closes, the door stops and reverses.
Photo eyes fail more often than any other safety component. Dust, spider webs, misalignment, and weather damage disable them constantly. Many homeowners don't even know they exist. When a photo eye fails, your auto-reverse doesn't work properly. Your door becomes unsafe for children, pets, and vehicles.
I recommend checking your photo eyes monthly. Look for dirt or debris on the lens. Make sure nothing blocks the beam. If the lens looks foggy or damaged, replacement cost typically runs $150 to $300. That's cheap insurance compared to what could happen.
Kids are curious. They stand in the door path. They chase toys under closing doors. They press buttons without understanding consequences. A garage door moving at full speed creates forces your child's body cannot withstand.
The National Safety Council reports garage door injuries in children peak between ages 5 and 9. Installation of a child safety barrier or motion sensor costs between $200 and $400. Regular maintenance and testing? Free, mostly.
If you have young children or grandchildren visiting, your garage door safety isn't just a homeowner responsibility. It's a moral one.
Torsion springs and extension springs carry enormous tension. When they fail, they don't fail gently. A snapped spring can whip across the garage with enough force to penetrate drywall or shatter windows. Springs last roughly 7 to 9 years with normal use, depending on cycles and maintenance.
We covered spring replacement costs and types in detail previously. Read our guide to torsion versus extension springs and what they really cost for a full breakdown. The key point here: a broken spring makes your door dangerously difficult to open and close by hand.
Monthly inspections catch failing components before they become dangerous. Listen for unusual sounds. Watch for jerky movement. Check that reversing works. Look for visible spring damage or gaps in the door panel.
Follow our seasonal maintenance routine to catch problems early. What costs $50 in maintenance today costs $400 in emergency repair tomorrow. What catches a safety issue during routine maintenance might prevent a tragedy next week.
Don't guess about garage door safety. We provide free estimates and can schedule same-day assessments if your door has failed a basic safety test. Contact us to schedule a free quote and get your door evaluated by someone who knows what they're looking for.
Garage door safety in Glen Haven isn't complicated. It requires attention, not expense. It demands checking, not hoping. Your family's safety depends on mechanisms most people never think about. Think about them now, while everyone is still safe.
Call us at 720-806-5632. We'll test your auto-reverse, check your photo eyes, inspect your springs, and give you an honest assessment. Browse our full safety services here to see everything we evaluate.
Q: How often should I test my garage door's auto-reverse? A: Test monthly by placing an object under the door and pressing close. The door should stop and reverse within two seconds. If it doesn't, call a professional immediately. This is the most critical safety test you can do.
Q: What does a photo eye sensor cost to replace? A: Photo eye replacement typically costs $150 to $300 per sensor, depending on opener type and brand. Both sides need functioning sensors, so budget for two units if both have failed or are aging.
Q: Can I use my garage door if the auto-reverse isn't working? A: No. An inoperative auto-reverse system violates safety code and creates serious injury risk. Do not use the door until the system is repaired. Use an alternate entrance and call for service.
Q: How long do garage door springs actually last? A: Springs typically last 7 to 9 years with normal residential use (approximately 3 to 5 cycles daily). Heavy use shortens lifespan. Regular maintenance can extend it slightly, but replacement is inevitable.
Q: Is garage door safety inspection something I can do myself? A: Basic visual checks and auto-reverse testing are DIY friendly. Professional inspections test components you cannot safely access yourself, like spring tension and opener calibration. Combine both approaches annually.