Bathroom How To & DIY

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

S22 E15: Richard Trethewey installs a toilet-bidet combination unit
Play

Filed under:

How to Install a Bidet Toilet

Plumbing and heating expert Richard Trethewey helps a homeowner install a toilet-bidet combination unit.
A small bathroom with a bathtub and sliding barn door

10 Effective Ways to Make a Small Bathroom Look Larger

Are you tired of your tiny, cramped bathroom but don’t have much of a budget to expand the square footage? Here are some ways to make your small bathroom look bigger without changing the layout or breaking the bank.
How to Clean a Clogged Faucet Aerator
Play

How to Clean a Faucet Aerator

This Old House plumbing and heating contractor Richard Trethewey shows how to go with the flow by replacing a plugged-up aerator
Sponge being used to clean water tap

How To Get Rid of Pink Mold in the Shower

Pink mold is a stubborn bacteria can be hard to clean, and even harder to keep it from coming back. This guide will explain everything you need to know about how to get rid of pink mold as well as prevent pink mold in the shower in the first place.
Guest bath with tile shower

How to Tile a Shower

Learn all the essential steps to create your very own custom shower, including everything from designing the layout to installing the tile, applying grout, and more.
Bathroom Tile, Home,

How to Reglaze Bathroom Tile

You don’t have to live with those old grungy, out-of-style bathroom tiles any longer. And the even better news is that it won’t require a giant demolition project either. Breathe new life into those old tiles by reglazing them altogether. This guide will explain what’s involved, what you need, and the step-by-step of how to reglaze bathroom tiles.
Bathtub_0174434

How to Fix a Chipped Bathtub

All it takes is one chip to detract from a porcelain tub’s clean, shiny allure. Luckily, fixing a chipped bathtub isn’t as difficult as it seems. Here’s how.
ASK_Studio_12162021MR_0280_2400x1350
Play

How to Replace a Toilet Seat

This Old House plumbing and heating expert Richard Trethewey shows us how to replace a toilet seat, explaining the standard shapes of seats and the potential problems a DIYer might encounter.
Bathroom_0920_Idea_House_CapeIdeaCottage_06122020JK_1888

How to Plunge a Toilet  

With so many plungers in the market, which one is right for your toilet? Learn how to pick out the best plunger and use it properly when disaster strikes in the bathroom.
tub_drain_2012_SF_2400x1350
Play

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.
_20130809_hogan_0104_3

How to Remove a Bathtub Drain

If you’re looking to replace an old bathtub drain, it’s not difficult to do the job yourself. Read these steps to learn more.
Richard Trethewey cleans a clogged shower cartridge
Play

How to Clean a Clogged Shower Cartridge

Ask This Old House plumbing and heating expert Richard Trethewey travels to New York City to teach a homeowner how to clean her shower cartridge when it gets clogged.
Screen_Shot_2020_05_29_at_1.47.49_PM
Play

How to Build a Bathroom Organizer

Build a free-standing bathroom organizer complete with tilt-out hamper with This Old House DIY Expert & House One editor, Jenn Largesse.

How to Build a Three-Tiered Bath Stand

This freestanding bathroom cabinet features open shelving, allowing you to keep an eye on supplies and fulfill as needed, or display washroom decor. Read on to get the free plans, cut list and instructions for this project.
iStock_535701987

Glass Block Window Installation for the Bathroom

Read this step-by-step guide on installing glass block in your bathroom.

How to Get Rid of and Prevent Bathroom Mold

Learn how to remove and prevent mold from growing in your bathroom in the future.
Bidet_iStock_984792586

How to Install a Bidet in Your Bathroom

Installing a bidet takes just a little bit of work and adds something extra to a master bath. Read on for tips on how to install one in your bathroom.
caulk_1920
Play

How to Caulk Around a Bathtub

Ask This Old House general contractor Tom Silva demonstrates the correct materials and techniques required for re-caulking a bathtub
unclog
Play

New Solutions to Unclog Sinks

Ask This Old House plumbing and heating expert Richard Trethewey discusses some innovations that can make clearing a clogged sink easier
tiling_bath

Bath Tiling Made Easier

Renovating your bath? Take the stress out of a DIY tile job—and save some time and money—with these off-the-shelf helpers
paint_bathroom
Play

How to Paint a Mold-Resistant Bathroom

Ask This Old House painter Mauro Henrique paints a bathroom using a mold-resistant paint, in this edition of DIY Smarts.
shower
Play

How to Replace a Shower Cartridge

Ask This Old House plumbing and heating expert Richard Trethewey travels to Seattle to help a homeowner whose shower runs cold whenever there’s a demand for hot water elsewhere in the house.
toilet_seat
Play

How to Choose a New Toilet Seat

Ask This Old House plumbing and heating expert Richard Trethewey discusses DIY Smarts on the basics of choosing and installing toilet seats.
chipped_sink

Fix a Chipped Sink

Whether it’s a plumber’s wrench or a heavy stockpot, slips happen—and vitreous china, fireclay, and enameled-metal sinks often bear the scars. Luckily, DIY repair kits that contain epoxy paints and fillers can heal chips in glossy ceramic surfaces. Here, tips for getting the best results
toilet_2
Play

How to Rotate a Toilet

Ask This Old House plumbing and heating expert Richard Trethewey helps a homeowner rotate a toilet to a more sensible orientation.
shutoff_0
Play

How to Rebuild a Shutoff Valve

Ask This Old House plumbing and heating expert Richard Trethewey helps a homeowner replace the shutoff valve underneath her kitchen sink
video_promo_image
Play

TOH Know-How: All About Shower Installation

Tom Silva shows us how to get a shower tile-ready using waterproof building panels from Schluter
valve
Play

How to Repair a 3 Handle Shower Faucet

Ask This Old House plumbing and heating expert Richard Trethewey repairs and replaces a leaky shower valve.
0101_medicine_cabinet
Play

Medicine Cabinet | New Yankee Workshop

Norm constructs a Shaker-inspired cabinet from durable red oak and oak plywood. Go to The New Yankee Workshop to see measured drawings for all projects
0106_oak_bathroom_vanity_1920x1080
Play

Oak Bathroom Vanity | New Yankee Workshop

Norm builds a bathroom vanity inspired by a dry sink he found at a 1790 Shaker house and museum. Go to The New Yankee Workshop to see measured drawings for all projects
ceramic_tile
Play

How to Replace a Vinyl Floor with Ceramic Tile

Ask This Old House general contractor Tom Silva helps a homeowner replace the peeling, vinyl floor in his bathroom with a ceramic tile floor
rust_tub
Play

How to Prevent Bathroom Rust Stains

Ask This Old House plumbing and heating expert Richard Trethewey explains ways to remove rust stains from plumbing fixtures
spitting_faucet
Play

Solving a Spitting Faucet Mystery

Ask This Old House plumbing and heating expert Richard Trethewey diagnoses and repairs a water system with air in it.