This guide will help you determine the true cost of installing garage door openers. You’ll need to consider type, horsepower, and other factors.
How Does a Garage Door Opener Work?
It may seem like magic, but it's not
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Your garage door opener works through radio transmission between a remote or wall control and the opener's motor, communicating on a specific frequency.
Expect to pay $150 to $600 for a garage door opener, plus $65 to $85 per hour for professional installation labor.
Modern garage door openers include photo eye sensors that detect objects in your door's path and automatically reverse the closing mechanism for safety.
Hiring a local garage door opener repair professional provides reliable help with motor troubleshooting, safety sensor adjustments, and radio frequency issues.
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If your home has a garage, you may wonder: how does a garage door opener work? This question will likely pop up if your garage door opener ever stops working. Sure, you could get out of your car and manually open your garage door, but that’s not always ideal. Understanding how your garage door opener works can help you troubleshoot any potential problems so you can either fix it yourself or call a garage door pro to help. Let's take a closer look at the parts that let you easily access your garage.
What Is a Garage Door Opener?
Photo: Lost_in_the_Midwest / Adobe Stock
A garage door opener is a motorized device that automatically opens and closes your garage door so you don’t have to do it manually. You most often control a garage door opener with a switch installed on a wall or a hand-held remote. Modern models have safety features that keep the door from closing when a person or object is underneath or that reverse the direction of the door when necessary.
Types of Garage Door Openers
While all garage door openers control the motion of the door, they don't all do so in the same way. Several types exist:
Belt drive: A belt drive opener uses a rubber belt to move the door. This type of door opener is quiet and low-maintenance, since there are fewer parts to wear out.
Chain drive: A chain drive door opener uses a metal chain to pull the door open and closed. It's louder than a belt drive model but also less expensive.
Direct drive: Sometimes called a side-mount motor, a direct drive opener eliminates the need for a belt or chain entirely. Instead, the motor itself moves the door open and closed.
Screw drive: A screw drive door opener replaces the rubber belt or metal chain with a threaded rod, which spins as the door moves.
Garage Door Opener Parts
Photo: mirsad sarajlic / iStock / Getty Images Plus / Getty Images
While the exact parts will vary based on the type of garage door opener, you'll often find the following:
Control pad: Usually mounted to the wall, the control pad allows you to open and close the door.
Remote: Most garage door openers include a remote, which you can keep in your car, to open or close the door from a distance.
Drive unit: The drive unit is what houses the opener's motor. It's the plastic box that mounts to the ceiling at the top of the garage door.
Bracket and pickup arm: The bracket and pickup arm connect the door to the garage door opener.
Photo eyes: For safety reasons, garage door openers include a pair of safety sensors, called photo eyes, which detect when an object or person is located in the path of the closing garage door.
Emergency release: An emergency release cord closes the door when there is a problem with the motor, such as a dead battery or power outage.
How Does a Garage Door Opener Work?
Your garage door opener relies on radio transmission to work. Without getting too technical, every time you push the open/close button on the control pad or remote, it sends a signal to the door opener, telling it to move the door.
The opener is the receiver and the control pad or remote is the transmitter. They use a specific frequency to communicate, so you don't have to worry about interference from something else. For example, you don't have to worry that your garage door will open if someone turns the TV on in your living room.
Safety Systems
Modern garage door openers must have safety systems installed to prevent injury. Photo eyes or safety sensors are just one example of a safety feature. During installation, the photo eyes are placed opposite each other on each side of the door frame. A light beam stretches between them.
Anytime the light beam breaks, such as when you walk through your open garage door or a ball comes to rest in the door frame, the photo eyes keep the opener from operating. In some cases, they may reverse the direction of a closing garage door.
Other common safety features include:
A locking system to keep the door from being opened or closed while you're away from home.
Warning sounds, such as beeping, that play when the door is closing.
Smartphone apps that alert you anytime your door opens or closes.
Frequently Asked Questions
Garage door services reviews from real Angi homeowners in Columbus, OH
4.6★ avg. • 33 total reviews
- Maggie M.
Jason has helped me with multiple household projects, with the most recent being new door installation. He has always showed up on time and organized and has done an incredible job! Jason is very professional and he's now my go-to for anything around my house that needs to be fixed or...
Huff Garage Rescue, LLC - Thomas S.
Company came to look at my garage door that was off track. They also said I needed a brace on the other garage door. They put the door back on track, and I paid to install the brace. The technician told me I needed a new garage door opener, and it would cost $1000. Red flags went off in...
Precision Overhead Garage Door Service - Lisa S.
On Sunday 2/26 I requested quotes via Angi from 4 refrigerator repair businesses. Northwest Appliance responded to me Monday morning (2/27) and my refrigerator was repaired by noon the same day. Great communication, they did everything they said they would. The technician had the parts on...
- Warren C.
Excellent customer service and knowledge. I was recommend to him from my neighbour. My front door and window came in great and were installed beautifully perfectly, I m very satisfied with their excellent work, so decided to order one more big bow window for my living room. I cant wait for...
Window Depot USA of Central Ohio - Matthew L.
Called ahead and worked quickly to install keyless locks on vintage wooden doors.
Expert Lock and Key, LLC - Lori M.
Scott did not get appropriate access to the property prior to the scheduled inspection which required us to come back later in the day to complete it. He also, unprofessionally, knocked on a neighbor?s door in his attempts to reach someone with access. His overall report was fine though the...
Security First Home Inspections - Matt J.
I highly recommend KTM construction! I will look no where else for anything that needs to be done, in or out side of our property. The level of craftsmanship is 5 star service across the board! The level of detail, knowledge and professionalism is 5 star service across the board! Ken is a...
KTM Construction, LLC - Gary K.
Door Depot was very responsive - they came out the day after my call to assess my needs, then returned at my convenience to complete the work. They arrived early, and the work was completed in a shorter period of time than estimated. Very pleased with the results. I would definitely use them...
Door Depot LLC - Jim L.
Replace garage doors: Fast response, competitive estimate, timely work done well.
Village Garage Door - Bruce B.
I would have given an "A" rating were it not for the devil being in the details. 1. The van rear doors, when open, expose the track area and that had not been cleaned. Noticeable only when you look for it and then it's obvious. 2. Was able to get 99.5% of the dog hair out of the cargo area...
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The homeowners guide to garage door services
From average costs to expert advice, get all the answers you need to get your job done.
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