Plumbing How To & DIY
Improve the value of your home by discovering our plumbing step-by-step tips & ideas.
How to Repair a Sewer Pipe Under a Concrete Slab
This Old House plumbing and heating expert Richard Trethewey shows how to rescue a buried, root-clogged pipe, without digging up the whole site
How to Install a Water Filter With A Separate Faucet
This Old House plumbing and heating expert Richard Trethewey delivers clean, filtered water right at the kitchen sink
How to Prevent Household Plumbing Leaks
Looking for water damage points with This Old House host Kevin O'Connor and damage prevention specialist Michael Milligan
How to Install a Dry Well and Divert Rain Run-Off
Controlling rain run-off with This Old House landscape contractor Roger Cook
How to Repair a Clogged Kitchen Sink Hose
Fixing a faulty sprayer hose with This Old House plumbing and heating expert Richard Trethewey
How to Repair a Shower Valve in a Tile Wall
This Old House plumbing and heating expert Richard Trethewey and tile expert Joe Ferrante team up to repair a leaky shower valve installation
How to Test for Hard Water and Add Softeners
Cleaning up drinking-water problems with This Old House plumbing and heating expert Richard Trethewey
How to Install a Solar-Powered Water Heater
Harnessing the sun's power with This Old House plumbing and heating expert Richard Trethewey and plumbing and heating contractor Bob Dudley
How to Add a New Dishwasher to a Kitchen
Hooking up a new appliance with This Old House plumbing and heating expert Richard Trethewey.
How to Install the Plumbing for a Kitchen Sink
This Old House plumbing and heating expert Richard Trethewey shows how to install kitchen sink plumbing for a double-bowl sink.
How to Use Graywater in Toilet Tanks
This Old House plumbing and heating expert Richard Trethewey discusses the benefits of a combination toilet/sink fixture
How to Install a Hot Water Recirculation Pump
This Old House plumbing and heating expert Richard Trethewey delivers hot water on demand
How to Stop Copper Pipe Corrosion
This Old House plumbing and heating expert Richard Trethewey explains causes and cures for water-pipe corrosion
How to Install a Battery-Operated Backup Sump Pump
This Old House plumbing and heating expert Richard Trethewey shows how to keep a basement dry—even when the power goes out
When to Use Sealants on Threaded Plumbing Connections
Making watertight connections with This Old House plumbing and heating expert Richard Trethewey
How to Repair a Shower Anti-Scald Pressure Balancer
This Old House plumbing and heating expert Richard Trethewey solves the mystery of hot water from the cold-water faucet
How to Repair a Kitchen Sink Drain Trap
This Old House plumbing and heating expert Richard Trethewey re-plumbs a poorly draining sink
How to Cut and Solder Copper Pipe
This Old House plumbing and heating expert Richard Trethewey shares some basic pipe-joining techniques
All About Copper Pipe
This Old House plumbing and heating expert Richard Trethewey explains the various parts commonly used in a home plumbing system.
How to Quiet a Noisy PVC Plumbing Vent
This Old House plumbing and heating expert Richard Trethewey has a quick cure for a creaky pipe
How to Install a Basement Utility Sink
Plumbing a new basement sink with This Old House plumbing and heating expert Richard Trethewey
How to Hook Up Washing Machine Plumbing
This Old House plumbing and heating expert Richard Trethewey re-plumbs a washing machine.
How to Replace a Corroded Water-Heater Fitting
This Old House plumbing and heating expert Richard Trethewey shows how to replace a rusted, ready-to-burst fitting
How to Fix a Shower Faucet
Learn how to replace an old shower valve with a single handle with This Old House plumbing and heating expert Richard Trethewey.
How to Repair a Whistling and Leaky Steam Radiator
This Old House plumbing and heating expert Richard Trethewey silences a leaky, squeaky steam radiator
How to Hire a Plumber
TOH plumbing and heating expert Richard Trethewey discusses what to keep in mind when looking for a plumbing pro
3 Steps to Prevent Basement Leaks
A ruined basement upgrade is never a good surprise. Help prevent leaky mishaps with these 3 easy tips.
How to Install a Laundry Shut-Off Valve
In this step-by-step video, This Old House plumbing and heating contractor Richard Trethewey shows a sure-fire way to prevent water damage from a leaking washing machine
How to Replace a Plumbing Shut-Off Valve
This Old House plumbing and heating contractor Richard Trethewey shows how to replace an old, corroded water-supply valve—without soldering
How to Cut Plumbing Pipes and Tubing
This Old House plumbing and heating expert Richard Trethewey shares his tips for cutting virtually any plumbing pipe.
How to Install a Heat Pump Water Heater
This Old House plumbing and heating contractor Richard Trethewey is in hot water—again
How to Clear a Clogged Sink Drain
This Old House plumbing and heating contractor Richard Trethewey demonstrates how to get the water flowing out again