How to Caulk a Shower or Bathtub

Make your bathroom look fresh and new again. Read on to learn how to caulk a shower or tub.

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Sooner or later, mold always shows up in bathroom caulking. This article explains how to clean the old caulk out and then recaulk around a shower or tub.

Tools Required

  • Caulk gun
  • Oscillating tool
  • Putty knife
  • Rags
  • Razor scraper
  • Utility knife

Materials Required

  • Caulk containing mold and mildew prevention additives
  • Caulk remover
  • Masking tape
  • Mineral spirits
  • Paper towels

For a Visual Walkthrough of How to Wire a 3-Way Light Switch, Watch this Video:

Project step-by-step (7)

Step 1

Photo 1: Cut and peel the old caulk

  • Slice through the caulk along the walls with a utility knife or with an oscillating tool equipped with a flexible scraper blade.
  • Then use your knife or tool to scrape along the tub or shower floor.

Cutting off old caulkFamily Handyman

Step 2

Photo 2: Loosen and remove the remaining caulk.

  • Squirt caulk remover on all the remaining caulk and let it do the hard work.
  • Then scrape off all the old caulk with a razor scraper.
  • Wipe with a rag.

Loosening old caulkFamily Handyman