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How to Replace a Bathroom Faucet

Need to update your bathroom sink faucet? Watch this DIY Smarts as Ask This Old House plumbing and heating expert Richard Trethewey demonstrates how to replace a bathroom faucet.

Richard Trethewey and Kevin O’Connor work on a garbage disposal
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How to Fix a Garbage Disposal

This Old House plumbing and heating expert Richard Trethewey shows how to fix a badly jammed garbage disposal.

S20 E18, Richard Trethewey talks about becoming a plumber
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How Richard Trethewey Became a Plumber

This Old House Plumbing and Heating Expert Richard Trethewey tells all about how his career as a plumber started.

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How a Frozen Pipe Bursts

In this DIY Smarts, Ask This Old House plumbing and heating expert Richard Trethewey demonstrates how and why frozen pipes burst.

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How Plumbing Technology is Advancing

During a visit to IBS 2019, Richard Trethewey gave our Pro2Pro editor a lesson in connecting pex tubing, then explored a new water-monitoring device and high-tech training tool

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Testing the Newest Low-consumption Toilets

Ask This Old House plumbing and heating expert Richard Trethewey travels to a plumbing facility in New Jersey to learn about advances in toilet engineering that help save water

S20 E6, Richard Trethewey explains how to fit copper pipes
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How to Fit Copper Pipes

Plumbing & Heating Expert Richard Tretheway shows host Kevin O’Connor several methods for making solid, watertight connections, both with solder and without.

S20 E31, Richard Trethewey installs a water filter
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How to Install a Reverse Osmosis Water Filter

This Old House plumbing and heating expert Richard Trethewey removes the impurities, VOCs, and excess minerals from water with a simple reverse osmosis water filter system.

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How to Install a Garbage Disposal

Garbage disposals are a helpful tool to help prevent pesky kitchen odors, as well as stop food from going down the pipes and causing plumbing issues. Watch as Ask This Old House plumbing and heating expert Richard Trethewey demonstrates how to install a garbage disposal in your kitchen.

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How to Choose Water Saving Plumbing Fixtures

Ask This Old House plumbing and heating expert Richard Trethewey and host Kevin O’Connor discuss the different ways to identify water-saving plumbing fixtures

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How to Install a Water Filter Under the Sink

Ask This Old House plumbing and heating expert Richard Trethewey travels to Los Angeles to update a water filter to preserve the look of a retro faucet

S20 E25, Richard Trethewey fixes a wobbly toilet and a stuck faucet handle
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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.

S2 E12, Richard Trethewey in a bathtub
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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

S5 E14, Richard Trethewey shows how to unclog various drains
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How to Clear a Clogged Drain

In this how-to video, This Old House shows various ways to clear household clogs

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How to Add a Heat Pump to a Water Heater

This Old House plumbing and heating expert Richard Trethewey makes heating water more efficient by installing a heat pump

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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

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How to Install a Dry Well for a Sump Pump

This Old House landscape contractor Roger Cook shares a permanent way to collect and disperse sump-pump water

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How to Install a GPS-Enabled Smart Thermostat

Ask This Old House plumbing and heating contractor Richard Trethewey installs a thermostat that can be programmed automatically from a smart phone

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How to Snake a Clogged Drain

Ask This Old House plumbing and heating expert Richard Trethewey shows how to clear a stopped bathtub or shower drain

S20 E12, Richard Trethewey replaces a tub drain
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How to Replace a Tub Drain

In this edition of DIY Smarts, plumbing and heating expert Richard Trethewey helps a homeowner with an old 1950s bathtub replace the tub drain assembly when the current one stops plugging the tub.

S20 E11, Richard Trethewey discusses dishwashers
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How to Maintain Your Dishwasher

Plumbing and heating expert Richard Trethewey breaks down all the connections on a dishwasher, how they work, and how to troubleshoot them when they aren’t draining or drying correctly.

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How to Clear a Clogged Bathtub Drain

This Old House plumbing and heating expert Richard Trethewey shows how to fix a slow draining tub

S20 E8, Richard Trethewey installs a utility sink
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How To Install a Utility Sink in a Barn

Master plumber Richard Trethewey installs a utility sink in Mark McCullough’s chicken barn.

S4 E10, Richard Trethewey installs a utility sink
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How to Install a Utility Sink

In this how-to video, This Old House plumbing and heating expert Richard Trethewey installs a utility sink

S9 E8, soldering copper pipe
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How to Cut and Solder Copper Pipe

This Old House plumbing and heating expert Richard Trethewey shares some basic pipe-joining techniques

S20 E1, Richard Trethewey on soldering
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Celebrating Craftsmanship: Soldering Basics

Plumbing and heating expert Richard Trethewey explains some general soldering techniques and how to connect water piping.

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How to Diagnose Problems with Well Water Systems

Ask This Old House plumbing and heating expert Richard Trethewey explains how a well water pump works and why it could be behind a high electrical bill.

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How to Replace a Kitchen Faucet

Ask This Old House plumbing and heating expert Richard Trethewey helps a homeowner replace her kitchen faucet.

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How to Hook Up Washing Machine Plumbing

This Old House plumbing and heating expert Richard Trethewey re-plumbs a washing machine.

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How to Replace a Kitchen Sink

Ask This Old House Plumbing and Heating Expert Richard Trethewey explains how to replace a kitchen sink and faucet from start to finish.

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How to Replace a Spigot

Ask This Old House Plumbing and Heating expert Richard Trethewey explains a variety of failure points in a hose spigot and demonstrates how to replace one that is damaged beyond repair.

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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