Doors

A practical, residential-focused reference for selecting, installing, adjusting, and finishing doors. Whether you're hanging a new door or fixing one that's been giving you trouble for years, start here.

Sections

Introduction

Scope, skill level, and how to use this guide

Door types

Interior vs. exterior and when each applies

Materials

Wood, hollow core, fiberglass, steel, and composite

Styles & configurations

Panel, flush, French, sliding, bifold, and barn doors

Hardware

Knobs, levers, hinges, locks, and stops

Installation

Pre-hung vs. slab, framing, shimming, and plumbing

Fit & adjustment

The big one — fixing sticking, binding, gaps, and more

Weatherstripping & sealing

Keeping air, water, and noise where they belong

Removal

Safe removal of slabs, frames, and hardware

Finishing

Painting, staining, and prep

Maintenance & troubleshooting

Keeping doors working long-term

Glossary

Definitions for every term used in this guide