Door How To & DIY
Improve the value of your home by discovering our door step-by-step tips & ideas.
How to Install a New Threshold
In this how-to video, This Old House general contractor Tom Silva installs a new oak door threshold
How to Repair Sliding Wood Closet Doors
In this how-to video, This Old House general contractor Tom Silva shares simple solutions for balky sliding doors
How to Repair a Skewed Door
In this how-to video, This Old House general contractor Tom Silva shows you how to fix a sagging door in mere minutes
How to Repair a Damaged Doorjamb
In this how-to video, This Old House general contractor Tom Silva makes an undetectable repair to a damaged doorjamb
How to Install a Door Lockset
In this how-to video, add a new lockset with This Old House general contractor Tom Silva
How to Replace Glass in a Door
In this how-to video, This Old House general contractor Tom Silva shows how to safely replace a broken glass door pane.
How to Install a Deadbolt Lock
In this video, we show you how to install a new deadbolt lock step-by-step with tips on how to mark the door and position the drill.
How to Install a New Interior Door
In this how-to video, replace an interior door with This Old House general contractor Tom Silva.
How to Install a Prehung Exterior Door
In this how-to video, This Old House general contractor Tom Silva makes quick work of replacing an old door.
13 Easy Door Surround Profiles From Stock Molding
Mix and match off-the-shelf trim to create stylish door casings
French Doors With Vintage Flair
Use old windowed doors to bring the outside in and create breezy transitions between interior rooms
Fitting Old Doors in New Frames
How to make that beautiful, old door you just found at the salvage yard fit any size opening in your home
How to Hang an Interior Door
Open and shut your weekend with these step-by-step instructions
How to Install Bifold Doors
The most difficult—and sometimes most frustrating—part of the installation is attaching and adjusting all the hardware. But we can talk you through it.
How to Build a Screen Door
A screen door made from wood is the most elegant choice for keeping out unwelcome guests.
How to Pick a Lock
How to choose one, that is: An overview of residential locks
How to Replace an Interior Door
A step-by-step guide to fitting a new door to an existing frame
How to Remove an Interior Doorknob
No need to call in the pros for a faulty lockset, here’s how to take off your doorknob yourself.
Door Latch Repair
If you have to slam a door to get it to stay closed, you probably have a very fixable problem with its strike plate.
How to Paint Doors, Windows, and Walls
Learn how to coat walls, windows, and doors the right way
How to Install a Prehung Door
Tom Silva does a plumb job installing a prehung interior door.
How to Install a Shower Door
Contractor Rich Rosenfield's step-by-step guide to creating a tempered-glass enclosure
A Guide to Front Door Replacements
The front door to your house must be tough, yet handsome and gracious. See our list of options that cater to a variety of styles, budgets and quality.
Enlarging Holes
One simple step to making an existing hole bigger
Enlarging Lockset Holes
A hole saw won't do you any good. Try this
Cutting Trim for Square Casings
Make the right cut for out-of-square windows and doors