Convert 2 Single Garage Doors to Double

Joan Aug 08, 2026

Are you considering converting your single garage door into a double? This practical guide will walk you through the process, helping you understand the benefits, the steps involved, and the costs you might incur. Let's explore how to transform your garage space effectively.

Double garage door conversion with SWS SeceuroGlide LT insulated roller garage door in black
Double garage door conversion with SWS SeceuroGlide LT insulated roller garage door in black

Before diving into the details, it's essential to understand the advantages of having a double garage door. A double door not only allows for easier access to larger vehicles but also provides extra storage space. It also enhances your home's curb appeal and adds value to your property. Now, let's explore how to make this transformation a reality.

Double Garage Door Conversion | Access Garage Doors
Double Garage Door Conversion | Access Garage Doors

Planning and Preparation

The first step in converting your single garage door to a double is planning. Measure your garage space to ensure you have enough room for two doors. Standard garage doors range from 9 to 10 feet wide, so you'll need at least this width plus additional space for clearance.

DIY Garage Door Replacement
DIY Garage Door Replacement

You should also consider the style of your home and choose garage doors that match or complement its architectural design. Additionally, researching the different door materials and opening mechanisms can help you make an informed decision. Once you have a clear plan, you're ready to proceed with the conversion process.

Dismantling the Existing Door

Double-Door Garage Conversion - Extreme How To
Double-Door Garage Conversion - Extreme How To

Before you begin, disconnect the power to your garage door opener for safety. Then, remove the existing door. Start by loosening and removing the brackets that secure the door to the track. Remove the horizontal and vertical panels, taking note of where they were positioned. Once the door is completely dismantled, discard or store the old panels.

After removing the door, inspect your garage's framework, ensuring it's sturdy enough to support two doors. Make any necessary repairs before proceeding. Also, check your garage door opener's capacity. Most openers can handle a double door, but it's essential to double-check.

Installing the New Double Door

18+ Stylish Garage Door Conversion Ideas
18+ Stylish Garage Door Conversion Ideas

Measure the width of your garage opening and the height from the floor to the ceiling. Order your new double garage door based on these measurements. Upon delivery, lay out the various parts, including tracks, door panels, springs, and hardware.

Begin by installing the vertical tracks on the left and right sides of your garage opening. Ensure they are level and properly spaced. Next, install the horizontal tracks, connecting them to the vertical tracks. Secure the tracks with the appropriate hardware, following the manufacturer's instructions.

Choosing and Installing Garage Door Openers

Two to One Garage Door Conversion
Two to One Garage Door Conversion

When selecting a garage door opener for your new double door, consider factors such as power, drive type, noise level, and extra features like smart home integration. Ensure the opener you choose is compatible with your double door and has the necessary horsepower to handle its weight.

Installing the garage door opener is a complex task that involves electrical work. It's often recommended to hire a professional for this step. However, if you're confident in your DIY skills, follow these general steps:

How To Replace Your Garage Door With French Doors
How To Replace Your Garage Door With French Doors
two white double doors on the side of a brick building with wood planks and windows
two white double doors on the side of a brick building with wood planks and windows
30 Unique Garage Door Conversion Ideas for New Rooms - We Love Home Blog
30 Unique Garage Door Conversion Ideas for New Rooms - We Love Home Blog
Garage Glow Up
Garage Glow Up
WalkThru Garage Doors
WalkThru Garage Doors
an open garage door in front of a house
an open garage door in front of a house
two white garage doors open in front of a house
two white garage doors open in front of a house
before and after photos of a house in florida
before and after photos of a house in florida
Before & After Garage Conversion Photographs
Before & After Garage Conversion Photographs
a brick house with double doors and windows
a brick house with double doors and windows
How to Close in Garage Door Opening - STUDS DRYWALL - Conversion to Bedroom Office or Living Space
How to Close in Garage Door Opening - STUDS DRYWALL - Conversion to Bedroom Office or Living Space
Our Garage Renovation • The April Blake
Our Garage Renovation • The April Blake
23 Incredible Garage Conversion Ideas to Maximize Your Home’s Potential
23 Incredible Garage Conversion Ideas to Maximize Your Home’s Potential
Converting a Melbourne garage into a self-contained unit | Project
Converting a Melbourne garage into a self-contained unit | Project
Project Update: 🛠️🏠 Garage to Apartment Conversion! 40x20 garage into an 800 sqft apartment! 🚪🛋️
Project Update: 🛠️🏠 Garage to Apartment Conversion! 40x20 garage into an 800 sqft apartment! 🚪🛋️
a white double garage door with windows on the side of a brick wall next to a lamp post
a white double garage door with windows on the side of a brick wall next to a lamp post
an open door leading to a garage with a truck parked in the back yard behind it
an open door leading to a garage with a truck parked in the back yard behind it
garage door conversation ideas for the new year, checktrade and get ready to use it
garage door conversation ideas for the new year, checktrade and get ready to use it
Carriage Door Photos - Gallery of Wood Barn Style Garage Doors
Carriage Door Photos - Gallery of Wood Barn Style Garage Doors

Hardwiring the Opener

Position the garage door opener's motor unit above the garage door opening, ensuring it's level and properly secured. Feed the power cord through the hole provided in the motor unit's housing. Connect the power cord to the electrical outlet and run a new electrical circuit to the opener if necessary.

Connect the safety reverse system wires to the motor unit, ensuring they're properly attached. Then, connect the motor unit to the control panel, following the manufacturer's instructions. Finally, test the opener by operating the garage door using the remote control or wall switch.

Installing the Safety Sensors

Mount the safety sensors on either side of the garage door opening, ensuring they're level and around six inches off the ground. Align the sensors with the infrared beam and test them using a flat object, such as a piece of cardboard or a broom handle.

Connect the safety sensor wires to the control panel. Test the sensors by opening and closing the garage door with an object blocking the infrared beam. The garage door should reverse if the safety sensors detect an obstruction.

With your new double garage door installed, you can enjoy the added convenience and benefits it provides. Regularly maintain your garage door to ensure its longevity and proper functioning. If you find any issues, don't hesitate to contact a professional garage door service for assistance. Now that your garage space has been transformed, you might want to consider organizing and maximizing its storage potential with some DIY shelving or cabinet systems. Happy transforming!