5 Best Caulk for Showers and Tubs in 2023

Nothing disrupts your shower routine quite like a leaking tub or shower. And while you may be tempted to patch up the gap with a little caulk, you’ll want to make sure you have the right kind of caulk for the job. Depending on the type of material your shower is made out of, you’ll need a different type of caulk to ensure a watertight seal.

In this post, we’ll discuss why not all caulk is made equal, and share some of our top picks for the best caulk for showers and tubs of 2023. We’ve included options for a variety of materials, so you can be sure you’re getting a product that’s designed to work in your particular situation. Now, you can keep your shower or tub from leaking and keep your mind at ease.

Top Caulk Products for Showers and Tubs

Product Image

Product Name

Rating on Amazon


GE Advanced Silicone Kitchen & Bath Sealant White

Gorilla Waterproof Caulk & Seal 100% Silicone Sealant

Loctite Polyseamseal Tub & Tile Adhesive Caulk Almond

Red Devil 0838 House & Home Restore Kitchen & Bath Caulk

DAP 08641 Clear All-Purpose 100% Silicone Rubber Sealants

GE Advanced Silicone Kitchen & Bath Sealant White

The GE Advanced Silicone Kitchen & Bath Sealant White is a must-have for any home renovation. This 10.1 oz cartridge is perfect for sealing around bathtubs, showers, and other areas where water exposure can occur. With its 100% silicone formula, it offers ultimate protection against water damage and provides a reliable seal that can be trusted for the long haul.

The sealant is also incredibly strong and flexible, allowing it to remain permanently flexible under extreme conditions. It can withstand extreme temperature fluctuations and expansion and contraction that come with them, while preventing cracking or shrinkage of the sealant. In addition, an insightful feature of this product is that it only takes 30 minutes to be ready for water exposure, making it incredibly efficient and convenient to use.

Overall, the GE Advanced Silicone Kitchen & Bath Sealant White is a top-notch product that offers unbeatable protection against water damage. Its long-lasting strength and flexibility make it the ideal choice for any home improvement project, making it a great value for your money.

BUY NOW: US$16.67, Amazon

Gorilla Waterproof Caulk & Seal 100% Silicone Sealant

The Gorilla Waterproof Caulk & Seal 100% Silicone Sealant is a great product to have on hand for a variety of projects. It’s perfect for indoor and outdoor use, with an all-weather formula that ensures it won’t yellow, shrink, or crack. It also effectively seals out water, air, and moisture, and is mold and mildew resistant.

The sealant is available in clear and white colors and comes in a 10oz cartridge. In addition, the cartridge-style bottle makes it easy to store for future use. Customers should make sure to store it in a cool and dry location away from heat with the nozzle attached. For tubes, the nozzle should be removed and the cap replaced tightly.

This silicone sealant is perfect for quick projects like windows, doors, plumbing, gutters, auto repair, and more. It is designed to reach full cure in just 30 minutes after application. This helps you get your job done quickly without having to wait around for hours for it to cure. Plus, you’ll know you’ve got a seal that will last for years!

The Gorilla Waterproof Caulk & Seal 100% Silicone Sealant is an excellent choice for any home or automotive project requiring waterproofing protection. Not only does it seal out water and air but it also resists mildew growth. It is especially convenient as it reaches full cure within 30 minutes after application and comes in both clear and white options. Finally, since it comes with a cap attached to the tube or nozzle attached to the cartridge, storing this product is easy too. Highly recommended!

BUY NOW: US$9.84, Amazon

Loctite Polyseamseal Tub & Tile Adhesive Caulk Almond

The Loctite Polyseamseal Tub & Tile Adhesive Caulk Almond is the ideal product for a variety of sealing projects. Its 5.5-ounce squeeze tube can be used on kitchen and bathroom fixtures where flexibility, watertightness, and mildew resistance are required. This caulk is formed to have the strength of an adhesive and the sealing characteristics of a caulk.

The cured caulk contains a mildewcide that inhibits mold and mildew growth, making it an excellent choice best caulk for showers, tubs, and other similarly humid environments. Furthermore, this low-odor formula is easy to clean with nothing more than soap and water, which makes it hassle-free to maintain over time.

Additionally, this product is paintable and resistant to color change and abrasion for a professional look that adds the perfect finishing touch to any project. All-in-all, the Loctite Polyseamseal Tub & Tile Adhesive Caulk Almond is the perfect solution to your sealing needs. Its superior strength and superior flexibility make it a reliable choice for any installation job in your home or office.

BUY NOW: US$8.34, Amazon

Red Devil 0838 House & Home Restore Kitchen & Bath Caulk

The Red Devil 0838 House & Home Restore Kitchen & Bath Caulk is an outstanding product for DIYers and professionals alike. Its 5 fl oz size allows it to be used in any size repair without wasting excess product. It is incredibly easy to apply and tool, enabling users to achieve professional looking repairs with minimal effort.

The caulk remains flexible and won’t discolor over time, so it’s suitable for use in any area of the home – even those exposed to water or dampness. Additionally, its paintable formula makes it easy to match any desired color, allowing users to customize and coordinate repairs within their home.

The Red Devil caulk is also very durable and provides a long-lasting repair. Cleaning up afterwards is equally as simple, since it can be easily washed off with soap and water.

Overall, the Red Devil 0838 House & Home Restore Kitchen & Bath Caulk is an excellent choice for all types of home repair projects. It provides a professional finish with minimal effort and hassle. Best of all, it can be used in any area of the home without worry of discoloration or damage due to moisture exposure.

BUY NOW: US$9.67, Amazon

DAP 08641 Clear All-Purpose 100% Silicone Rubber Sealants

The DAP 08641 Clear All-Purpose 100% Silicone Rubber Sealants is a great choice for those looking for a reliable and safe sealant. It’s made with 100 percent silicone that is both indoor and outdoor suitable, making it a versatile solution no matter the job. Additionally, this sealant is flexible to account for temperature changes and minimizes shrinkage over time.

This silicone sealant provides a moisture-resistant construction to ensure that your projects stay secure for long terms use. Not only does this provide an added layer of protection but its non-yellowing formula also means that it can be used in a variety of applications without having to worry about discoloring or staining. It has great adhesive properties that keep it firmly attached to any surface, so you won’t have to worry about cracking or peeling.

The DAP 08641 Clear All-Purpose 100% Silicone Rubber Sealant is easy to apply, as it is sold in convenient 10.1 oz canisters (in packs of 12). You can be sure to have enough sealant ready when you need it and its low odor formula makes it a pleasant experience while you work. It has excellent coverage and bonding capabilities which make it ideal for all kinds of materials such as metal, ceramic, wood, glass, concrete, roof tiles, and many more.

Overall, the DAP 08641 Clear All-Purpose 100% Silicone Rubber Sealants is an excellent choice for all kinds of projects such as weatherproofing windows and doors, sealing sink & shower drains, creating an airtight seal on counters, fixtures & appliances, and more. Its flexibility along with its strong adhesive properties make this an ideal choice for any job that requires a reliable sealant.

BUY NOW: US$113.16, Amazon

Factors to Consider When Choosing Best Caulk for Showers and Tubs

Choosing the best caulk for showers and tubs is essential for creating a long-lasting and waterproof seal. There are many different types of caulk on the market, but not all are suitable for sealing your shower or tub. That’s why it’s important to consider all of the product features when selecting the right type of caulk. Here’s what you should know:


Make sure the caulk you choose is compatible with the surfaces that need to be sealed. The adhesive should offer a strong bond between porous and non-porous materials, such as ceramic tile, fiberglass, porcelain, metal, and acrylic.


Choose a caulk that is capable of withstanding high levels of moisture and steam over time. Look for caulks that are rated for use in bathrooms for long-term performance.

Water Resistance:

High-quality caulk should provide excellent waterproofing and protection from water damage. It should also fill in cracks and gaps to prevent water seepage and keep your shower or bathtub looking good over time.


Look for a caulk that will flex as the surface expands and contracts due to changes in temperature or humidity. This helps keep your seal tight over time and prevents cracking, mildew growth, or other kinds of damage.

Ease of Application:

Make sure the caulk you choose is easy to apply so you can get the job done quickly and correctly. The consistency should be smooth enough to spread evenly but thick enough to fill in larger gaps and cracks. Check for an easy-to-use applicator tube or cartridge for an effortless application every time.

Quick Curing:

Choose a caulk that cures quickly so you can use your shower or tub shortly after application. Look for products that are ready to use in as little as 24 hours for convenience and peace of mind knowing the job is done properly and safely.

Mildew Resistance:

Some bathroom caulks offer mildew resistance that helps prevent mildew buildup over time. This helps keep your bathroom clean and hygienic while ensuring your seal remains intact even with high levels of steam and moisture in the air.


Search around to find caulks that provide an adequate amount of product at an affordable price point without compromising on quality or durability.

Color Variety:

There are many types of caulk available with different colors to match your surface and décor style perfectly. Choose one that will blend in with the environment easily while still providing excellent adhesion, flexibility, and durability characteristics.

Odor Level:

Some caulks may have strong odors when applied, which could be bothersome in a confined space like a shower or tub area. Look for low VOC options or those that specifically mention minimal odor when applied so you can avoid experiencing any unpleasant smells when working on your project.

By considering all these product features, you’ll be able to pick out the perfect caulk for your shower or bathtub that will offer reliable waterproofing, protection from water damage, flexibility, quick curing times, ease of application, mildew resistance, cost effectiveness, color variety, and odor control all at once—ensuring a successful installation every time!

FAQs: About Best Caulk For Showers and Tubs

What is the best type of caulk to use for showers and tubs?

The best caulk for showers and tubs is a siliconized acrylic latex caulk. This type of caulk is waterproof, flexible, and mildew resistant, making it ideal for areas with frequent exposure to moisture.

How do I know if my current caulk for the shower or tub needs to be replaced?

Your current caulk will need to be replaced if it is cracked, peeling, missing, discolored, sagging, or has become brittle. These are all signs that your existing caulk has reached the end of its lifespan and should be replaced to ensure a proper seal and prevent any water damage from occurring.

Is it better to use a silicon-based caulk or a latex-based caulk for showers and tubs?

Both silicon-based and latex-based caulks can be used in showers and tubs, however silicon-based caulks are generally more durable and have better adhesion properties than latex-based caulks. Siliconized acrylic latex caulks are a combination of the two types and provide the best of both worlds with long lasting durability and adhesion.

What color caulk should I buy for my shower and tub?

When it comes to selecting a color of caulk for your shower or tub, you should choose one that matches the surrounding materials as closely as possible. For most bathrooms, white is usually the best choice as it will match most tile colors without standing out too much.

How do I remove old caulk before re-caulking the shower or tub?

Removing old caulk from a shower or tub can be done by using a razor scraper or a razor blade on a putty knife. Carefully scrape along the length of the old caulk to loosen it from the surface. Once all of the old caulk has been removed, use a damp cloth to wipe away any remaining residue before moving on to apply new caulk.

How can I prevent mold and mildew from forming when caulking showers and tubs?

Mold and mildew can easily form in areas with high humidity such as showers and bathtubs, so it is important to ensure that all surfaces are thoroughly cleaned prior to applying any new caulk. After cleaning, apply an antimicrobial sealer to help repel moisture and inhibit bacteria growth while also acting as a primer before applying new caulking material.

How long will the caulking last in a shower or tub before needing to be replaced?

The life expectancy of caulking in showers and tubs will vary depending on how frequently they are used and how closely they are monitored for signs of wear or deterioration. In general, most caulking will last between 3-5 years before needing replacement but this timeframe can be affected by factors such as exposure to water or extreme temperatures.

Do I need to use a special type of caulk around tile grout areas in showers and tubs?

Using a special type of caulk may not always be necessary when caulking around tile grout areas in showers and tubs, but using one specifically designed for this purpose can give you additional protection against water damage due its increased flexibility properties compared to standard silicone or latex based caulks.

What tools do I need for properly caulking my shower or tub?

To properly caulk your shower or tub you will need a few basic tools such as: a razor scraper, putty knife, damp cloth, siliconized acrylic latex caulk, caulking gun (if needed), painter’s tape (for guidance), and an antimicrobial sealer (optional).

Are there any tips that I should follow to get the best results with caulking my shower or tub?

One important tip when it comes to caulking your shower or tub is to make sure that you buy enough material for the job – usually about two tubes at minimum – so you don’t run out before completing the job correctly! Also make sure that you take your time when applying the material by using slow even strokes for the best results – avoid rushing since this will increase your chances of making mistakes which could lead to water damage down the line! Finally, don’t forget to remove any excess material from the edges after application – paint thinner can help with this!

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