Replacing your door may seem like an easy project to tackle on your own. But there’s a lot more to installing an entry door than you might think, which is why we recommend getting help from a building professional. However, if you choose to do it yourself, we have instructions and videos to help.
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Who can assist with the installation of my door?
Need a professional? When it comes to door systems, proper installation is critical. Find a Therma-Tru Certified Installer for your peace of mind.
What tools do I need for installation?
From safety equipment to tape measures and framing squares. Get a list of the tools and materials you’ll need to install an entry door.
View Tools, Material & Instructions
Additional products may be required depending on your local building codes. Be sure to check with your building department and follow their guidelines.
How do I determine if my door frame is plumb?
A unit is “plumb” when the vertical jambs are aligned, and the head jamb and sill are aligned. Use a 2'0" level and a 6'0" level to help determine this.
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Watch / read additional helpful information below.
How can I determine my door’s handing and swing?
Find out whether you have a left-or right-handed inswing or outswing door. This video walks you thought it.
How can I measure a new door?
Accurate measurements are critical when replacing a door. Get tips on how to measure the rough opening accurately.
Why should I use a framing square when preparing the opening?
Checking to make sure each corner of the opening is square helps ensure the door system will fit properly.
Additional information on installation of a door