Door Flashing

If you don't have the size tape you need, build this slicing tool with scrap boards and a utility knife.

This time-tested installation method for flangeless windows ensures smooth operation and provides air, water, and vapor control.

Listeners write in about off-site construction, displaying old walls, and building outbuildings and ask questions about leaky doors, missing flashing, and insulating kneewalls.

Watch for a quick tutorial on how to air-seal with canned foam around a window.

This straightforward method focuses on water management, air infiltration, and smooth operation.

Keeping out air and water for the long haul requires using seam and flashing tape the right way.

Don't let your guard down just because these flashings are on vertical surfaces—learn to install drip caps to reliably block water from leaking into your walls.

Use a brake to custom-bend your own cap flashing to better protect the tops of your windows, doors, and other horizontal exterior-trim transitions.

This collection of articles and videos will help you find the materials and construction details you need for a leak-free installation of doors, windows, siding, and more.

After answering the question "Where has Justin been?", the Fine Homebuilding editors dig into several cases of what happens when wood gets wet.