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The 8 Best bathtub caulks of 2025

Are you trying to find bathtub caulks among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling bathtub caulks on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 20 hours of research and did 44 bathtub caulks tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best bathtub caulks you can buy today

SaleNo. 1
GE Advanced Silicone Caulk for Kitchen & Bathroom - 100% Waterproof Silicone Sealant, 5X Stronger Adhesion, Shrink & Crack Proof - 2.8 fl oz Tube, White, 1 Pack
  • 100% Waterproof: This 100% silicone formula offers ultimate protection against water damage, providing a reliable seal in areas prone to consistent water exposure
  • Strong and Flexible: Stays permanently flexible with a high-performing, durable seal
  • 30-Minute Water-Ready: Ready for water exposure in as little as 30 minutes
  • Shrink- and Crack-Proof: Withstands extreme expansion and contraction associated with temperature fluctuations
  • Compatible with Most Materials: Adheres to most metals, plastics, and woods; glass, drywall, plaster, granite, cultured marble, ceramic and porcelain tile, and more
No. 2
Gorilla Waterproof Caulk & Seal Silicone Sealant, 10oz Cartridge (Pack of 1) - White Caulking Sealant for Kitchen, Window, Bath, Marine, Door and More
  • Speed meets strength: Caulk & Seal's silicone caulk is ready for water exposure in as little as 30 minutes
  • All-purpose: Gorilla caulk works wherever the work is; Indoor and out, rain or shine after fully cured
  • Waterproof sealant: This white caulk seals out air, water, and moisture with 100% silicone as cured
  • Gorilla tough: This white silicone caulk is not only mold & mildew resistant, it won't yellow, shrink or crack over time
No. 3
GE Advanced Silicone Caulk for Kitchen & Bathroom - 100% Waterproof Silicone Sealant, 5X Stronger Adhesion, Shrink & Crack Proof - 10 oz Cartridge, White, Pack of 1
  • Strong and Flexible: Stays permanently flexible with a high-performing, durable seal
  • 30-Minute Water-Ready: Ready for water exposure in as little as 30 minutes
  • Shrink- and Crack-Proof: Withstands extreme expansion and contraction associated with temperature fluctuations
SaleNo. 4
Dap Products 8889 Tub and Tile Caulk
  • High quality construction
  • Package Dimensions: 3.0" L x 5.0" W x 1.0" H
  • Package Weight: 0.6 lbs.
  • Great Value
No. 5
Fixmend Caulk Tape, 3 Roll Self Adhesive Caulk Strip Waterproof, Caulking Sealant Tape for Kitchen, Countertop, Bathroom, Sink, Shower, Bathtub, Toilet Edge Protector with Sealing Tool (1.5" x 10.5Ft)
  • Material - The caulk strip is made of high-quality PVC material, waterproof, with better adhesion.
  • Wide Application - The self adhesive sealing tape widely used for sealing the seams of gas stove, sink, basin, bathtub and walls. keep your kitchen and bathroom clean and tidy.
  • Easy to use - Before installing, please clean the area and keep it dry. Peel off the sealant plastic film on the surface of the adhesive and use a hair dryer heat the caulk strip to increase its viscosity, then press firmly and smooth it with a sealing tool.
  • Linear design - The shape of the caulk strip is specially designed for family scenes, providing a comfortable feeling with a smooth and beautiful surface.
  • Size - White Sealant Tape, Each roll Length: 3.2m/126 inch. Width: 38mm/1.5 inch.
No. 6
Caulk Tape - Waterproof Self-Adhesive Caulking Tape 1.5" x 10.5Ft for Toilet Sealer, Around Toilet Base, Kitchen, Bathroom, Sink, Shower, Bathtub Edge Protector with Sealing Tool, PVC Caulk Strip
  • Great Sealing And Unique Design: Soft and flexible caulk sealing strip with crease in the middle, can be folded into 90 degrees for easily seal the gap between the walls, also can be used for existing caulking, to achieve the finishing effect
  • Wide Range of Applications: It can be stick Paste to the gaps in Gap in the kitchen stove, shower edges and around the base of the toilet, and other dirty corners and Corners prone to moisture. To keep your kitchen and bathroom clean and tidy. Easy alternative to regular caulk
  • Easy Install and Remove: The tape is self adhesive,Just peel off the plastic film of caulk strip on the adhesive surface,then press firmly,(Before pasting, there must be no dust on the surface of the product, and it must be kept dry,then the surface of the product can be heated with a hair dryer, the stickiness will be stronger and firmer.) Strong non-marking glue, tearing off the sticking without leaving traces
  • Product Size And Material: 3.8CM*3.2M (1.5 inch*10.5 feet) Tailoring convenience, Can According to actual needs Any cut~PE and Viscose fiber material, no smell specially designed for family
  • 100% Satisfied Guarantee:30 days refund guarantee.If you have any issue, pls don't hesitate to contact us. We're very happy to either provide a no-questions-asked Refund or Replacement
No. 7
Magic Tub and Wall Peel and Caulk Strip - Create a Tight Seal Between the Bathtub and Wall to Keep Moisture Out - 1-5/8 Inch by 11 Feet - White
  • Protect - Peel & stick caulk protects from water damage. Flexible- Adheres to any angle and surface to form a tight seal. Protection - Can be used over existing caulk for the finishing touch. Simple - No tools required for easy installation Use On - Any size bathtubs or showers. Pre-Shaped, flexible trim with pre-applied adhesive. Molded-In score line assures uniform positioning against the surface. Quick & easy alternative to regular caulk. No mess, no tools. White - 1-5/8" x 11'.
SaleNo. 8
ALLWAY CT31 3-in-1 Caulk Tool for Removal and Application
  • Multifunction 3-in-1 Caulk Tool: Comfortable soft-grip and made from strong engineering plastic
  • Remove Old Caulk: Push or pull the stainless-steel blade to quickly remove old caulk
  • Smooth Freshly Laid Caulk: Rotatable silicone triangle features 3 bead profiles for caulk beads (narrow, medium, or wide)
  • Easy Clean Up: Plastic scraper can be used for additional removal and clean-up of materials
  • Versatile Design: Works with acrylic, latex, and silicone caulk and is handy for window, bath, and shower projects
SaleNo. 9
Red Devil 0405 Duraguard Kitchen & Bath Siliconized Acrylic Caulk, 5.5 oz. Squeeze Tube, White, 1 Pack, Made in USA
4,020 Consomer Reviews
Red Devil 0405 Duraguard Kitchen & Bath Siliconized Acrylic Caulk, 5.5 oz. Squeeze Tube, White, 1 Pack, Made in USA
  • PROVIDES A DURABLE & WATERTIGHT SEAL: Offers good discoloration resistance
  • EXCELLENT ADHESION: Adheres well to various kitchen & bath surfaces
  • EASY APPLICATION & TOOLING: Makes it easy to achieve a professional repair
  • PAINTABLE: Can be painted to match any desired color. Made in the USA
  • WATER CLEAN UP: Cleans up easily with soap and water
No. 10
TOUSEA White Caulk Tape for Bathtub Self Adhesive,1.5" x 19.7Ft sealant Caulk Caulk Strip Caulking Sealing Tape for Kitchen Countertop,Bathroom,Toilet,and Bathtub Floor Wall Edge Protector
  • 【Color Size】Specification: 1.5IN/38mm(W) x 19.7FT/6.0M(L), Color: White ,This waterproof sealant with a crease in the middle.
  • 【Wide Applications】The sealant caulk provides a professional look to the bathroom area and kitchen, keeping your house clean and tidy for a long time. It designed for the home. Caulk is ideal for tubs, toilets, corners, bathrooms, kitchen countertops, basins, sinks, gas cooktops, marble countertops as bathtub caulk tape, molding tape, clear bathroom caulk. Whether it is glass surface, wood surface, metal surface, plastic surface, tile surface, marble surface, our tape can be used.
  • 【Durable and Long-lasting】Clean white caulk tape, high-quality PVC material shower caulking strip, self-adhesive bathroom caulking tape, durable caulking tape is mainly made of PVC material, middle and new nano double-sided tape, with Long lasting adhesion. self adhesive tape covers cracks, crevices and damaged corners perfectly.
  • 【EASY TO USE】Waterproof Sealant PVC sealing strip with crease design, foldable 90 degree white sealant to tightly seal seams and corners between walls. EASY TO USE AND TRIM: Clean, flexible and cuttable tape caulk. Peel and stick material adheres easily. Daily wiping is all it takes to keep surfaces as clean as new.
  • 【After-sale Guarantee】We are committed to providing quality products and 100% customer satisfaction. If you have any questions about self-adhesive caulking tape, please contact us, we will serve you 7x24 hours wholeheartedly!
  • 【Note】 Before purchasing, please ensure that you have measured the size specifications you need and purchase according to your requirements. Please be AWARE that this product is NOT suitable for uneven, easily peeling material surfaces, and is also NOT suitable for water-permeable tiles, wood, marble, etc. It is also NOT suitable for material surfaces that can produce dust or secrete grease, as it will easily fall off when used on these surfaces.In case of water leakage, please first use sealant to solve the leakage problem, and then apply this product to cover and shield the areas that need to be covered.
No. 11
Gorilla Waterproof Caulk & Seal Silicone Sealant, 2.8oz Squeeze Tube (Pack of 2) - White Caulking Sealant for Kitchen, Window, Bath, Marine, Door and More
  • SEALS OUT WATER; AIR AND MOISTURE: Gorilla Waterproof Caulk & Seal 100% Silicone Sealant* seals out water; air and moisture and is great for kitchen; bath; window; doors; auto; marine; plumbing; gutters and more! *as cured
  • 30 MINUTE WATER READY: Can be exposed to water in as little as 30 minutes based on a 3/16” bead at 70°F (21°C) and 50% humidity. Otherwise; wait 24 hrs.
  • MOLD & MILDEW RESISTANT: This long lasting sealant is not only mold & mildew resistant; but won't yellow; shrink or crack over time!
  • INDOOR/OUTDOOR: All Weather
  • USE ON: Stainless Steel; Fixtures; Countertops; Laminate; Porcelain; Sink; Shower; Tub/Tile; Granite; Ceramic; Gaps & Cracks; Painted Surfaces; Wood; Vinyl; Metal; Aluminum; Trim/Siding; Cables; Glass; Drywall; Stone; Marble; Gutters; Plumbing; And more!
SaleNo. 12
DAP INC 18152 10.1oz White Alex Plus Acrylic Latex Caulk with Silicone
  • Sold as 1 Each.
  • Paint ready in only 30 minutes to finish the job faster..
  • Excellent flexibility and adhesion for a crack proof seal.
  • Easy to apply and tool, low in odor and cleans up easily with water..
  • Cured caulk. Exceeds ASTM Specification C834. Interior or Exterior use.. 10.1 fl oz, White.
No. 13
MOKANI Caulk Tape Waterproof Self Adhesive, 2 Rolls White Caulking Sealant Strip for Kitchen, Countertop, Bathroom, Sink, Bathtub, Toilet, Floor Wall Edge Protector with Sealing Tool (1.5" x 10.5Ft)
  • 【Size】Each roll Width: 38mm/1.5 inch, Length: 3.2m/126 inch.
  • 【Material】Made of high-quality PVC material, the caulk tape is waterproof, oil-proof and has long-lasting seal and adhesion.
  • 【Linear design】: Caulking tape with crease design can be folded to 90 degrees to tightly seal the gap between the walls. Note: If it is used in a low temperature place, it can be heated with a hair dryer and used after the tape softens.
  • 【Easy Installation】: Peel and press the self-adhesive caulk strip to the surface in minutes. then use a sealing tool to press and smooth it. No mess and waste, a great alternative to regular caulk.
  • 【Wide Application】: White sealant tape can be used to seal the joints of bathtub, shower, sink, washbasin, gas stoves, toilet sealant around toilets, It could prevent them from getting black and keep your kitchen and bathroom clean and tidy.
No. 14
MOLD ARMOR 100% Silicone Mold Free Caulk & Sealant (White), 5.5 Oz.
  • MOLD ARMOR 100% Mold Free Caulk & Sealant (White) is a durable mold and mildew-free silicone.
  • Flexible, crack-proof formula with excellent adhesion and a white finish.
  • Use to fill cracks and gaps on hard interior surfaces such as glass, granite, marble, wood, ceramic, metal, aluminum, fiberglass, and painted surfaces.
  • This 100% silicone, mildew-resistant formula works for the shower, tub, kitchen and countertop.
  • A ready-to-use sealant that’s waterproof in 30 minutes – it won't yellow, shrink or crack.
No. 15
Caulk Tape Waterproof Self Adhesive, 3 Rolls Toilet Caulk Sealing Strip, Bathtub Caulking Sealant Tape for Kitchen, Bathroom, Countertop, Sink, Floor Wall Edge Protector(1.5" x 10.5Ft)
  • 【Material】bathroom sealant bath sealant,white bathroom caulk strip made of PVC tape material, the caulk tape strip is waterproof and has long-lasting seal and and floor tile adhesive.
  • 【Upgrade Acrylic Adhesive】 This upgraded self-adhesive bathtub sealing tape is waterproof and shower caulking strip has stronger adhesion than traditional adhesives, designed specifically for flat, vertical, corner, or other edges.
  • 【Easy to Use】The bathtub caulk strip is self-adhesive,Before installing, please clean the area and keep it dry. Peel off the sealant plastic film on the surface of the adhesive and use a hair dryer heat the waterproof sealant flexible PE sealing strip to increase its viscosity, then press firmly and smooth it with a sealing tool.
  • 【Wide Used】The caulk strip sealant tape can be used to seal the joints of gas stoves, sink, toilets,basin, bathtub,walls and window sealer strip. You can cut the bathroom sealant white as needed adhesive tiles caulk strip.Self adhesive bathroom caulk tape could prevent them from getting black and keep them clean and tidy.
  • 【Tips】: Sealant tape shower sealant,before installing, please clean the area and keep it dry. If it is used in a low temperature place, self-adhesive caulking tape can be heated with a hair dryer and used after the tape softens.
No. 16
Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 9 oz, 1-Pack
  • So easy to use.
  • No caulk gun needed.
  • Adjustable Trigger Flow Nozzle.
  • Advanced hybrid polymer formulation.
  • Snap & Save cap eliminates waste.
  • Seals out water, air, and moisture.
  • Adheres to virtually any surface, wet or dry.
  • Won’t shrink, crack, or become brittle.
  • UV and chemical resistant.
  • Fully paintable.
SaleNo. 17
Dap 08640 Bathroom Silicone Rubber Caulk 9.8-Ounce White
  • This product adds a great value
  • Purpose of use for caulk & sealants, silicone-adhesives
  • Manufactured in the United States
  • All purpose bathroom caulk
  • Seals nonporous surfaces around ceramic tile and plumbing fixtures with 100-Percent silicone rubber
  • Meets requirements of FDA regulation number 21 CFR 177 2600
  • White
  • 9.8 fl-Ounce
No. 18
Kraken Bond RTV Gray Silicone Caulk - (1x10.1 fl.oz.) 100% Grey Caulking Kitchen and Bath, Waterproof Bathtub Caulk, Crack-Resistant Shower Caulk, 1 Pack
  • Perfect Match for Modern Aesthetics: Kraken Bond's gray silicone caulk blends seamlessly into contemporary kitchen and bath designs. Achieve cohesive look in your space with our gray caulk kitchen and bath formula.
  • Superior Performance in Wet Areas: Designed for durability, Kraken Bond grey bathroom caulk provides a waterproof seal, ideal for high-moisture areas. Our grey caulking kitchen and bath keeps surfaces looking pristine.
  • High-Temperature Resilience: Our gray silicone sealant stands up to extreme temperatures, making it perfect for areas exposed to heat. Whether it's a kitchen backsplash or a bathroom heater, gray silicone ensures a durable, flexible seal.
  • Easy Application, Long-Lasting Elegance: Kraken Bond gray caulking offers easy application for DIY enthusiasts and professionals alike. With grey silicone caulking, expect a smooth, sag-resistant finish that maintains its color and integrity over time.
  • Versatile Use Across Home Projects: Gray bathroom caulk for subtle finishing touches to moisture-prone areas, Kraken Bond provides a versatile solution for sealing and protecting various surfaces throughout your home.
No. 19
Caulking Tool 3 in 1 Caulking Grout Removal Sealant Finishing Tool Bathtub Caulk with Stainless Head, Caulk Remover Glass Glue Angle Scraper for Bathroom, Kitchen,Floor,Window,Sink Joint,Frames
  • 【Professional Design】Goopreen's silicone caulking tools combine 3 functions into 1, including an internal angle scraper, flat angle scraper, and silicone smoother. This simplifies the process of removing, resealing, repairing gaps, and cleaning residual glue
  • 【Upgraded Material】Goopreen's 3-in-1 caulking tool features a sharp, hard stainless steel blade for long-lasting strength in removal; a high-quality silicone trowel for removing surface imperfections; and white silicone pads for smooth application of new silicone
  • 【Saving Time】Goopreen's 3-in-1 sealant finishing tool and grout remover scraper provide versatile functionality, making it easy to remove old caulk and apply new caulk effectively. It eliminates the need for masking tape, offering convenience, speed, and time savings
  • 【Easy to Use】For a smoother, one-handed experience with your grout tool, consider loosening the screws slightly on the backside. Be mindful not to overdo it, aiming for a perfect balance where the tool feels snug in your hand, allowing for effortless maneuvering
  • 【Home Using】 Goopreen's caulk remover glass glue angle scraper is a versatile tool suitable for home, kitchen, bathroom, floor, tank, window, sink joint, frames seal, and more. Its smart design is applicable for both interior and exterior caulking needs
  • 【Perfect Choice】Goopreen's silicone caulk remover is an outstanding product for removing and applying caulk, enhancing adhesion quality, and improving the aesthetic appeal of surfaces
No. 20
DCP Donseal NS196 Silicone Caulk Sealant – 100% Silicone Tube for Bathroom, Kitchen, Outdoor, Bathtub and Window Seal, 10.1 fl oz – White
  • MULTI-SURFACE COMPATIBILITY: Donseal NS196 adheres to most common kitchen and bath materials including glass, granite, ceramic and porcelain tile, natural stone, concrete, cement board, aluminum, hard PVC, painted surfaces, wood and various metal finishes such as bronze, nickel and chrome.
  • CLIMATE RESILIENT: Designed to withstand extreme conditions, our silicone sealant operates effectively in temperatures from -4°F up to 175°F (-20°C up to 80°C). This white silicone caulk maintains its flexibility and durability making it ideal for applications ranging from caulking bathtubs and windows to outdoor weatherproofing.
  • SAFETY FOCUSED FORMULA: This product is formulated with user health and safety in mind, as it provides an odorless and low VOC application.
  • SIMPLE APPLICATION PROCESS: Designed for ease of use, our silicone caulk comes in a 10.1 fl. oz. tube, ready for application with a standard caulk gun. This single-component system is suitable for straightforward application on both horizontal and vertical surfaces, quick drying caulk, and is 30 minutes rain/shower ready, ideal for both DIY and professional projects.
  • ADVANCED SEALING PERFORMANCE: Featuring advanced sealing technology, our silicone caulk provides an effective and flexible seal. It's designed for a wide range of applications, including joints in bathtubs, sinks, and outdoor areas, offering lasting protection and durability.

How to choose a good bathtub caulks

Does the idea of finding a fantastic bathtub caulks make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in bathtub caulks. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top bathtub caulks products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top bathtub caulks on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top bathtub caulks brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top bathtub caulks based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the bathtub caulks were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good bathtub caulks, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your bathtub caulks.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting bathtub caulks for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our bathtub caulks. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what bathtub caulks should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on bathtub caulks.