Bathtubs & Showers How-To Guides

Step-by-step how-to guides for bathtubs & showers maintenance, repair, and installation.

All Bathtubs & Showers Guides 7

How to Recaulk a Bathtub

easy

Strip old caulk and lay a clean, watertight bead around your tub or shower -- the $15 maintenance job that prevents thousands in water damage and mold.

1 - 2 hours (plus 24 hours cure time) $5 - $15
What you need: 100% silicone caulk, kitchen and bath grade ($5-8 per tube) Caulk gun ($3-10) Caulk removal tool or razor blade scraper Caulk remover product (DAP Caulk-Be-Gone or similar, for stubborn silicone) Denatured alcohol or rubbing alcohol (for cleaning) Painter's tape / blue tape (for clean lines) Spray bottle with soapy water (for smoothing) Clean rags or paper towels

How to Fix a Dripping Shower Head

moderate

Fix a shower head that keeps dripping after you turn it off -- figure out if it is a normal drain, a worn cartridge, bad washers, or a loose connection, and fix it.

30 - 60 minutes $0 - $40
What you need: Adjustable wrench or channel-lock pliers Allen wrench set (for handle screws) Phillips-head screwdriver Replacement cartridge or washers (brand-specific) Silicone-based plumber's grease Teflon tape (for shower head connection leaks) Cartridge puller tool (for stuck cartridges, $15-20) Seat grinding tool (for two-handle valves with damaged seats, optional)

How to Replace a Shower Valve

hard

Replace a shower valve cartridge or the entire valve body to fix temperature swings, stop leaks, or deal with a shower that will not turn off -- single-handle and two-handle valves covered.

2 - 4 hours $30 - $100 for cartridge; $150 - $300 for full valve; $250 - $500 with a plumber
What you need: Replacement shower valve body or cartridge (brand-specific) Allen wrench set and screwdrivers (for handle and trim removal) Pipe cutter or hacksaw (for cutting copper or PEX) SharkBite push-fit fittings or soldering supplies (torch, solder, flux) Flame protector cloth (if soldering inside wall cavity) Adjustable wrench and channel-lock pliers Silicone-based plumber's grease (for cartridge O-rings) Stud finder and utility knife (for wall access) Drywall access panel ($10-15, for closing the access opening) Flashlight (for inspecting wall cavity and connections)

How to Clean Shower Door Tracks

easy

Deep clean your shower door tracks to clear soap scum, mold, and mineral buildup -- fix stiff doors and stop water leaks from clogged weep holes.

20 - 30 minutes $0 - $10
What you need: White vinegar (for dissolving mineral deposits and soap scum) Baking soda (for extra cleaning power with vinegar) Old toothbrush (for scrubbing inside the tracks) Cotton swabs or pipe cleaners (for clearing weep holes and tight corners) Toothpick or thin wire (for unclogging weep holes) Paper towels or clean rags Rubber gloves (track edges can be sharp) Spray bottle with bleach solution (optional, for mold treatment)

How to Caulk a Shower

easy

Seal your shower with a clean, watertight caulk bead -- prevents leaks, mold, and water damage behind the walls. Under $15 and one hour of work.

45 minutes - 1 hour (plus 24 hours cure time) $5 - $15
What you need: 100% silicone caulk, kitchen and bath grade ($5-8) Caulk gun ($3-10) Caulk removal tool or razor blade scraper Caulk remover (for stubborn silicone) Denatured alcohol or rubbing alcohol Painter's tape Spray bottle with soapy water Clean rags or paper towels

How to Replace a Shower Cartridge

moderate

Swap a worn shower valve cartridge to fix temperature problems, drips, and hard-to-turn handles. The part inside the wall that controls everything.

30 minutes - 1 hour $15 - $60 for the cartridge; $200 - $400 with a plumber
What you need: Replacement cartridge (brand and model specific) Phillips and flathead screwdrivers Allen key set Needle-nose pliers (for retaining clip) Channel-lock pliers (for pulling cartridge) Cartridge puller tool (essential for Moen) Silicone plumber's grease Penetrating oil (for stuck cartridges)

How to Snake a Drain

moderate

Clear a clogged drain with a drain snake (auger). Reaches clogs that plungers cannot -- deep in the trap, wall pipe, or main line. Essential plumbing skill.

15 - 45 minutes $15 - $40 for a hand snake; $0 if you already own one
What you need: Hand drain snake / auger (25-foot, $15-30) Rubber gloves Bucket (for P-trap removal and debris) Rags or towels Channel-lock pliers (for P-trap nuts) Screwdriver (for overflow plate removal) Eye protection (if chemical cleaner was used previously)