The advantages of a dc motor include smaller size quieter operation and softer starts and stops.
How to choose the right size garage door opener.
Garage door openers have motors that run on either alternating current ac or direct current dc.
Check the size of your garage door the first thing to do when looking at garage door openers is to actually measure your garage door.
Understanding the drive types motor strength and safety features that different garage door operators offer can help you choose a reliable operator for your door.
Grab a measuring tape and go measure your door.
Screw drive openers are known to be user friendly and reliable and belt drive openers are great when volume is an issue since they re very quiet.
Measure the width and height of your garage door with a tape measure so you know what you have.
Doors that are 10 feet wide by 8 feet tall are single car garage doors.
To choose a garage door opener consider going with a chain drive opener for the most cost effective solution.
The size of it will affect the opener s function so you want to know what size door you have before you go shopping.
There were about six different openers all of them pretty similar looking and within 75 of one another.
Single garage door openers generally do fine with smaller openers while double doors may need a little more horsepower.
All i can say is that after three unpleasant days of hoisting my garage door and trying to troubleshoot the old opener i gave up and headed to the home center for a replacement.