Plumbing
How to Replace Polybutylene Pipes
This Old House plumbing and heating expert Richard Trethewey demonstrates how to replace polybutylene pipes
How To Fix a Leaking Toilet
In this guide, we’ll walk you through identifying toilet parts, common issues, and solutions to get your toilet working properly again.
How to Install a Water-Powered Sump Pump
This Old House plumbing and heating expert Richard Trethewey shows how to install an emergency backup sump pump
Pull-Down Kitchen Faucets
Two nearly identical models offer a lesson: Cheap isn't always a bargain, and expensive doesn't always mean better in every way
How To Replace a Bathtub Drum Trap
Watch as This Old House plumbing and heating expert Richard Trethewey shows how to replace an old bathtub drum trap with a new PVC P-trap.
How to Know Whether to Repair or Replace
Everything breaks, eventually. TOH helps you decide if it's worth your time—and money—to bust out the tool kit for a quick fix or start shopping for something new
How To Replace an Old Faucet
This Old House plumbing and heating expert Richard Trethewey shows the proper way to replace an old kitchen faucet.
How To Repair a Garbage Disposal
If your garbage disposal suddenly stops working, it's likely jammed. Read our simple guide to fix your garbage disposal yourself.
How To Fix a Bathtub Drain Stopper
Need to fix a tub that won’t drain? In this video, This Old House master plumber Richard Trethewey shows how to fix them.
How to Repair a Dripping Single-Handled Faucet
Stop that annoying kitchen faucet leak, with instructions from This Old House plumbing and heating expert Richard Trethewey
All About Steam Showers: How They Work, Cost and Installation
Read our guide on the installation and costs of a luxury steam shower unit and how to find a dealer to get the right shower for you.
How to Unclog a Toilet
A clogged toilet is a common problem. In this guide, This Old House contractor Richard Trethewey explains how to best unclog your toilet.
Automatic Valve Shut-off for Washing Machines
The Intelliflow turns washing machine water-supply valves on and off, so you don't have to
How To Join Steel and Copper Pipes in Your Home
Check out our guide and video to learn how to use a dielectric union to combine dissimilar metals, preventing corrosion and leaks.
How To Install an Air Valve for a Hot Water Heating System
Air that gets trapped in your hot water heating system can leave homeowners in the cold. Learn how to install an air valve for a hot water heating system in our step-by-step guide.
How to Install a Frost-Proof Faucet
In this how-to video, This Old House plumbing and heating contractor Richard Trethewey shows how to replace a standard hose faucet with a freeze-resistant model
How To Add Sink Valves to Laundry Supply Lines
Having a convenient water source for tasks beyond laundry adds versatility and convenience to your home. Here's how to make this upgrade.
How To Design a Laundry Room
This Old House plumbing and heating contractor Richard Trethewey uncovers the features of a fully equipped, super-efficient laundry room.
How To Work With PVC Pipes
In this how-to video, This Old House plumbing and heating contractor Richard Trethewey shows techniques for working with PVC pipes.
Easy DIY Plumbing Repairs for Common Household Issues
Dealing with plumbing problems? Follow this easy guide on how to fix common issues in your home without paying for a professional plumber.
Guide to Draining and Flushing an Electric Water Heater
This Old House plumbing and heating contractor Richard Trethewey shows a quick and effective way to drain a sediment-filled electric water heater.
How to Repair a Kitchen Sink Sprayer
In this how-to video, This Old House plumbing and heating contractor Richard Trethewey fixes a faulty sink sprayer
How To Change a Water Heater Anode Rod
In this how-to video and article, This Old House plumbing and heating contractor Richard Trethewey shows a simple way to add years to your water heater
What You Need to Know to Troubleshoot a Leaky Shower
In this video, learn how to detect a leaky shower stall with This Old House plumbing and heating contractor Richard Trethewey.
How To Keep Your Pipes From Freezing and Prevent Burst Pipes
Watch as This Old House plumbing and heating expert Richard Trethewey shares some ways to keep your pipes from freezing this winter.
How To Create Zones in a Hot Water Heating System
Zoning can improve comfort levels and energy efficiency. Discover how to create zones in a hot water heating system in this guide and video.
How To Replace a Shower Pan
In this guide, This Old House plumbing and heating contractor Richard Trethewey shows you how to replace a shower pan.
How to Clear a Clogged Drain
In this how-to video, This Old House shows various ways to clear household clogs
How To Fix a Running Toilet
This Old House plumbing and heating contractor Richard Trethewey shows us how to diagnose and fix a running toilet.
How to Install a Sump Pump
In this how-to video, This Old House general contractor Tom Silva shows an effective way to combat basement flooding
Common Plumbing Issues: How to Fix a Wobbly Toilet and Stuck Faucet Handle
This Old House plumbing and heating expert Richard Trethewey helps a homeowner handle two very common plumbing issues.
How To Fix a Leaky Basement Wall in Easy to Follow Steps
In this how-to video, learn how to fix a basement leak around a drainpipe with This Old House general contractor Tom Silva.