Home Safety How To & DIY

Improve the value of your home by discovering our home safety step-by-step tips & ideas.

The interior of a house featured on This Old House Season 42 that sustained fire damage.

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How To Repair Damage After a House Fire

Repairing your home after a fire is physically demanding and emotionally exhausting, but we made this guide to help you through it. 
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How to Harden Your Home Against Wildfire

General contractor Tom Silva meets with a homeowner and improves her home’s fire resistance with the help of a fire-hardening contractor.
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How To Babyproof Your Home To Keep Young Children Safe

Nathan Gilbert, Mauro Henrique, and Heath Eastman help you prepare your home for your baby’s future, keeping them safe from serious hazards.
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Safety Tips for Home DIY Projects

Doing it yourself should also mean doing it safely. But for folks without a lot of construction experience, knowing how to keep safe while still making progress on a home renovation or repair can be one of the most challenging aspects of the job. Keep these simple precautions in mind while tackling your own projects to increase the odds of staying safe and finishing the project.
A person using a vacuum to remove smoke odor from upholstery.

How To Get Smoke Smell Out of Your House and Off of Furniture

Whether it’s from a fire in the home or a wildfire nearby, put that scary memory behind you with this guide on how to get rid of smoke odors.
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Creating a Forever Home: Aging in Place

Here’s how you can go about aging in place not just gracefully but gradually—without giving up the house you love.
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How To Increase Garage Door Security

Protect your home and everything inside with these simple tips to help make your garage–an easy entry point for burglars–more secure.
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How to Choose a Home Security System

There are many factors to consider when choosing a security system for your home, from installation to monitoring and more. Read our guide below to find out all you need to know.
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How To Rekey a Lock: A Comprehensive Guide

To improve your home’s security, you can rekey your locks. Read our guide on how to rekey a lock and when it's best to hire a professional.
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How to Deep Clean Your House

Go beyond the weekly dust swipe-and-sweep and gear up for what pros call a "deep cleaning." Read our tips for deep cleaning your living room, bathroom, kitchen and laundry appliances.
A man working on changing the locks of a red door.
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A Step by Step Guide To Changing Locks on a New Home

Changing locks on a new home? Learn step-by-step how to upgrade security with new locks, plus get tips on how to install new locks yourself.
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How To Keep Your Basement Mold-Free

Learn top methods to prevent and eliminate mold in your basement. Get tips on moisture control, ventilation, and more from our experts.
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How To Monitor a Home With a Smart Phone

In this edition of DIY Smarts, Ask This Old House host Kevin O’Connor shows general contractor Tom Silva a new home monitoring device that works with a smartphone.
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How to Create a Drainage Swale

The plant-populated channels can redirect storm water to specific locations
A double garage door at the end of a driveway.

How To Stop Garage Break-Ins by Securing Your Garage

Secure your garage from thieves with our expert tips. Learn about vulnerable areas, upgrade locks, and use smart sensors to protect your home.
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How to Install Your Own Security System

Ask This Old House host Kevin O'Connor helps a homeowner install a wireless alarm system.
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How To Safely Get Rid of Unwanted Household Items

Not all items can be thrown out in the trash. This guide covers how to safely get rid of unwanted household items, including hazardous waste.
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How To Build a Storm Shelter to Stay Safe During Disaster

Worried about staying safe at home during storms? Learn all the ins and outs of building a storm shelter with our in-depth guide.
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How To Choose Hurricane Window Protection for Your Home

Hurricane window protection can protect your home and loved ones from storm surge, high winds, and heavy rainfall. Learn more in our guide.
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How to Install a Motion-Activated Security Light

Ask This Old House Master Electrician Scott Caron installs a light above a garage to illuminate a dark driveway
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How To Install an Electronic Air Cleaner

Want to improve your indoor air quality? This Old House expert Richard Trethewey shows how to install an electric air cleaner.
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How To Get Rid of Attic Mold

This Old House general contractor Tom Silva shows DIY and professional techniques for how to get rid of attic mold.
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Discover Your Home's Top 10 Danger Zones

These common problem areas can cause costly household disasters. Here's how to properly address them.
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How to Handle Household Products Safely

Learn the best way to reduce your use of certain household products, as well as the proper way to dispose of those you no longer need
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How To Install a Fire Sprinkler System

In this video, This Old House plumbing and heating contractor Richard Trethewey describes how an in-home sprinkler system works.
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How to Choose and Use Safety Gear

This Old House host Kevin O'Connor and plumbing and heating contractor Richard Trethewey discuss various types of DIY safety gear
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How To Remove a Dangerous Tree

Watch our video and read this guide to learn how This Old House landscape contractor Roger Cook and arborist Matt Foti remove a decayed tree.
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9 Highly Toxic Old Household Products

Watch out for these dangerous household chemicals hiding on shelves, especially if it's been a while since you cleaned out the basement.
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How to Install a Vintage Lockset

This Old House general contractor Tom Silva shares his tricks of the trade for installing a mortised lockset
a woman walking a child through home safety procedures.

How To Make Your Home Kid-Safe to Avoid Accidents

Thousands of kids go to emergency rooms every year as a result of preventable, accidental injuries. Here's how to make your home kid-safe.
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Fire Pit Safety: Essential Rules for Backyard Enjoyment

From fire pit clearance to snuffing out unruly flames, here are some important tips and essential rules for fire pit safety.
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How to Stop Break-Ins

Discover your home's vulnerable spots before you go away on vacation, and learn how to prevent burglaries for less than $250
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Keep Mold From Taking Hold

Mold spores are a problem anywhere it's humid, but in post-Katrina New Orleans, the scourge was hard to beat; here's how the owner of the TOH TV NOLA project did it