Basement How To & DIY

Learn how to turn a small, unused space in your home—like a basement storage room—into a sleek and functional home gym you can use.

Prevent basement flooding by installing and maintaining a basement sump pump. Our experts will show you how the installation process works.

Transform your basement into a more multifunctional space by adding walls.

Our expert Tom Silva shows you how to know when it's time to replace dated bulkhead doors with new steel bulkhead doors.

Uneven concrete floor? This Old House general contractor Tom Silva teaches you how to fix it using wooden rails and self-leveling compound.

Ask This Old House mason Mark McCullough investigates a strange issue happening to foundations in the Northeast

Ask This Old House master electrician Scott Caron shows how to simplify your basement lighting system with one switch.

This Old House general contractor Tom Silva teaches a homeowner how to repair some structural problems in his home.

Watch as Ask This Old House plumbing and heating expert Richard Trethewey helps a homeowner install a washer and dryer in his basement.

This Old House general contractor Tom Silva helps a homeowner install a new pair of basement bulkhead doors

This Old House plumbing and heating expert Richard Trethewey shows how to rough-in the drainpipes for a basement bathroom.

This Old House plumbing and heating expert Richard Trethewey shows you how to properly install a drain pump for your basement sink.

Afraid of water in the basement? Avoid a flooding disaster with damage-prevention specialist Michael Milligan.

One way to handle nasty moisture buildup in your home is to install a new dehumidifier pump. Read how to complete this do-it-yourself project in our step-by-step guide.

This Old House general contractor Tom Silva walks us through how to frame walls to add a room to your basement.

Household plumbing leaks can quickly cause significant water damage and costly repairs. Learn how to prevent leaks in our step-by-step guide.

This Old House plumbing and heating expert Richard Trethewey shows how to keep a basement dry—even when the power goes out.

This Old House general contractor Tom Silva shows how to warm up a chilly concrete wall

Using the right product for patching holes where water seeps in will save you a trip back with a wet vac and a sump pump.

This Old House general contractor Tom Silva demonstrates how involved putting in a sump pump can be

This Old House general contractor Tom Silva reviews his best practices when building out walls on a concrete foundation

This Old House general contractor Tom Silva shows how to fur out concrete basement walls to get them ready for drywall