However, even a hairline crack can allow water to seep, and if this situation persists, a proper repair requires removing the tub and fixing the subfloor. Installing a bathtub is a complex job that shouldn't be attempted by novices. I went out and bought This Stuff from Home Depot. Dress for Success. Mix the mortar so that it can support the tub. You may have stepped into a hotel bathtub or a tub at a friend’s house that squeaked and shuddered, with the acrylic or plastic flexing under your feet. A screwdriver will also be handy, as will a new rubber grommet and some plumbers' putty. After you’re done adding your bathtub you can start the waterproofing process and tiling. (See below for a shopping list and tools. Typically, this involves mixing about half of the epoxy with four or five drops of hardener, but this ratio can vary from one repair kit to another. The super lightweight material tub is most commonly used in two-story homes because there is no additional support needed between the bathtub and the floor. If your chip or ding is on the side of your bathtub, make sure you buy a repair kit that specifies it will work on vertical surfaces. Before you give up on trying to scrub away the stains, try the cleaning process Home Depot recommends for tough stains on fiberglass: Smear on a paste of … It is helpful to understand what is flexing and why. Isolate the area to be repaired by laying a double row of painters' tape around it. Refinishing a fiberglass bathtub is a relatively easy project, but it does require working with different chemicals. Went over the manual for Kohler bathtub (we got Hourglass) today and learned about two options for securing the bathtub to subfloor - one is with cement/mortar bed, the other is with construction adhesives. He worked as an expert consultant with eHow Now and Pro Referral -- a Home Depot site. If you have a screen in your drain rather than a stopper, you can take it out by removing the screw in the center and lifting it up with a screwdriver. In addition to the tub itself, water is heavy - ~ 8 lbs./gallon - and you could easily have 50 gallons, > 400 lbs. Floor Framing for Bathtubs. Always use eye protection. Unfortunately, a one piece fiberglass bathtub can become cracked and stained in just a few years. The usual way to supply this is to lay a 2- to 4-inch mortar bed underneath the tub. Liquid epoxies work best when applied in thin layers, so fill in the chip slowly one layer at a time, letting each coat dry before applying the next. Bathtub Installation Subfloor Prep. How to Fix a Squeaky Acrylic Tub. When you apply the final layer, make it as smooth as possible. Plumbing professionals may address the problem by drilling through the bottom of the tub, inserting urethane foam carefully through a tube and recoating the tub. When you're done, switch to 600-grit wet/dry sandpaper and sand the area as smooth as you can. And I say that in the most polite way because it was a patchwork of wood. And then they’ll push the tub kind of into it. Most of the tub materials like fiberglass and acrylic are very versatile and flexible. The floor framing for bathtubs requires special attention. Is using expanding foam under the tub a good idea? An avid craftsman and musician, Deziel began writing on home improvement topics in 2010. If the bathtub repair kit you're using comes with cleaning wipes or pads, you can use these. It's a more extensive and expensive repair, but you'll only need to do it once. Acrylic and fiberglass bathtubs need support underneath to prevent flexing. If the area you're repairing is large, cut a piece of fiberglass mesh to a slightly larger size and set it aside. There are a variety of tub types that you can choose from when it is time to install a bathtub in your home, ranging from cast iron to steel, acrylic and composite tubs. You can reinstall it if it's in good shape, but you should replace it if it's rusty or corroded. Mix per instructions and apply in a layer about 1 inch higher than the feet on the tub, so the tub snugs down into the mortar and squishes the excess out. Q: When we took up the rubber mat in my son's fiberglass bathtub, we discovered black stains.Efforts to clean with mold and mildew remover and Soft Scrub with bleach had no effect. Although it isn't necessary, you could opt for a marine-grade repair kit, such as the G/flex 655-K Plastic Boat Repair … You must consider all of the weight the floor joists must be able to support. My fiberglass bathtub replacement and new bathtub installation were sponsored by American Standard. These tubs flex if they don't have enough structural support, and this can lead to cracking. A squeaky noise, especially in a fiberglass tub, means it is at risk of cracking. Some epoxy repair kits work fine on the bottom of the tub but disappoint when used on vertical surfaces. These tubs are also enshrined in a protective coating, but they're coated in enamel or porcelain rather than a gel coat. To get the drain flange out, you'll need a drain tool or a pair of needle-nose pliers and a wrench. If she's not puttering in the house, you'll find her in the garden playing in the dirt. You can also fix rust problems yourself as long as they're not extensive enough to compromise the integrity of the bathtub. Ripping out and replacing the old bathtubs and showers in my house has always been on my “MUST DO” list. We have several tutorials that will shed light on this process.. Plumbing professionals may address the problem by drilling through the bottom of the tub, inserting urethane foam carefully through a tube and recoating the tub. My question is. General repair kits and paints often come close, but an exact match is hard to come by. Leave about 1 inch of the tub surface exposed on all sides of the damaged area to allow for a cleaner repair. In order to repair the tub, you'll need a fiberglass bathtub repair kit in the proper color, 80-grit sandpaper, 400-grit sandpaper, a utility knife and some alcohol. However, fiberglass often makes the short list … When your repairs are finished, evaluate your old drain. Does your fiberglass bathtub, look dull, faded, scratched, worn or discolored? A bathtub shouldn't flex, crackle or pop when you fill it with water or step into it. Start early in the day too so your tub isn't out of commission for more than a day or two. When looking for a repair kit, contact your tub manufacturer first. You'll find her work on Modern Mom, The Nest and eHow as well as sprinkled throughout your other online home decor and improvement favorites. If you're using a liquid epoxy, paint it on with a small brush or smooth it on with a dry putty knife. So what the better pros do is they will put a loose mortar mix on the floor, so like take a bag of QUIKRETE and mix it up maybe a little looser than you normally would. This won't be much of an improvement, though, unless the enamel is the exact same color as the tub or you spray the entire tub. If you are going to this length, you might want to take the opportunity to install a new shower pan that is more resistant to flexing. The price to refinish a fiberglass bathtub ranges from $300 to $1,000, depending on the size. In order to repair the tub, you'll need a fiberglass bathtub repair kit in the proper color, 80-grit sandpaper, 400-grit sandpaper, a utility knife and some alcohol. After you attach the flange directly to the studs, you can can finish the walls next to the bathtub with drywall or tile. As the sizes get larger, the … A typical kit includes two-part epoxy filler in your chosen color, application sticks, cleaning swabs, fine-grit sandpaper and polishing compound. Sand the epoxy until it's smooth and blends with the rest of the tub. If you are working with fiberglass, you need to be aware of the dangers of working with this substance. If you're short on time to go shopping, Remove and Replace suggests a DIY fiberglass filler made with two-part epoxy cement and baby powder to give it a white color. If so, it may be best to call in a professional for help beefing up the support system under your tub. A large crack on the bottom of a fiberglass tub that developed because the tub isn't properly supported will probably continue to spread even after you repair it, but there is a way to provide extra support to forestall this. Use either a hammer or super bar to pull up the old subfloor. Clean the area with alcohol. Since it occupies the affordable spectrum, fiberglass bathtubs hold the cheapest price point when compared to other materials on market. Tubs are available in a number of different designs, and this project covers the American Standard Saver Tub (available at Lowe’s), which is designed to be installed in an alcove and surrounded on three sides by stud walls. You can also experiment with different tints and colors until you get a match you like for your tub; even the pros use a bit of trial and error when looking for the best color match. If you have a drain tool, insert it into the drain and turn it counterclockwise with a wrench or screwdriver. The floor framing for bathtubs requires special attention. The most expensive solution for refinishing your fiberglass tub is a bathtub refitting. Fiberglass Bathtub Refinishing Cost. If you purchased or moved into a house with a fiberglass bathtub that has a crack or a hole and you don't have any way of knowing how long the damage has been there, the tub should be replaced. This mixture wouldn't be appropriate for a large hole but can be an easy way to take care of a small one in the side or rim of the tub. Fiberglass walls have no structural or stable support, not only will the fiberglass shower or fiberglass tub walls flex when pushed against, but they also can crack and break over time from continual pushing or pulling. And they’ll spread it out on the floor where the tub’s going to be set. I’ve had my Super Bar for years and love that thing to death. He has degrees in science and humanities and years of teaching experience. I highly doubt that spray foam will provide much support. Efforts to clean with mold and mildew remover and Soft Scrub with bleach had no effect. Her garden articles provide tips and insight that anyone can use to turn a brown thumb green. Unfortunately, fiberglass can become dull after only a few years, and worse yet can develop unsightly stress cracks or even structural cracks resulting in water leaks. my apartment has an old gray colored bathtub from the 70's. Apply a double row of fresh painters' tape to protect the surface of the tub from sanding and then sand the repair as flat as you can using 400-grit wet/dry sandpaper. Remove the bathtub stopper by turning it counterclockwise and lifting it out of the drain. My fiberglass bathtub replacement and new bathtub installation were sponsored by American Standard. The usual way to supply this is to lay a 2- to 4-inch mortar bed underneath the tub. The most obvious way to repair a crack or hole in fiberglass is to use a fiberglass bathtub repair kit, which you can find at any home improvement outlet. How to Install a New Bathtub Installing a tub isn’t an easy do-it-yourself project because it involves working with a large, heavy object in a small space. Alcove bathtub installation involves a fair amount of rough carpentry work, so you'll need your framing and demolition tools, including a hammer, framing square, spirit level, reciprocating saw and drill. Finally, remove the tape, wet the 600-grit sandpaper with water and sand the edges of the repair to feather them as seamlessly as possible into the surrounding tub surface. Installing a bathtub is a very involved process that includes plumbing, carpentry and, in many cases, tiling work. When it comes to selecting a tub for your bathroom, you have plenty materials from which to choose. Sand the area to be repaired and wipe away any sanding dust. Fiberglass (and other plastic tubs) are modern, moldable, versatile, and lightweight. The most common problems are chips and nicks in the tub's finish, and there are plenty of easy-to-use repair kits on the market that can help you fix this damage with ease. Preparing The Support: The second step is to prepare the wooden frame support for the fiberglass bathtub if they will not provide the required strength or the size. If your tub is acrylic or fiberglass, ... A ledger board helps support the weight of the tub and ensures it can be securely attached to the wall. with the addition of a person. Mix the enamel repair epoxy according to the instructions in your kit. Be sure to apply enough pressure that the repair compound is forced into the crack or hole and fills it completely. Heat up 1 cup of white vinegar, mix in about 1/4 cup of Dawn Premium. Floor Framing for Bathtubs. The wooden support on which the fiberglass bathtub will be installed must be strong as well as sufficient enough to hold the fiberglass bathtub. You must make sure the bathtub is level before you anchor it, or problems with the proper operation of the bathtub… Drill a small indentation in the foam to make room for the repair compound. You'll need to allow adequate drying time between these layers, so don't plan on using your tub the same day that you repair it. Some homeowners elect to keep their current tub and shower while upgrading the rest of the bathroom. Replacing a shower pan is a major project. Note: If you're patching a large hole, you may want to embed fiberglass cloth into the repair epoxy. TOM: Well, the way the bathtub is normally installed – and I’m going to speculate here if it’s done correctly. Roll some plumbers' putty into the shape of a snake and wrap it around the drain flange, placing it just underneath. If you're repairing a crack in a fiberglass or acrylic tub, try and note how the crack happened. If you’re doing a bathroom remodel and want to simplify the process enroll into the Bathroom Repair Tutor Video Library. Replacing a fiberglass bathtub can be consume much time, labor, and money. A typical kit includes two-part epoxy filler in your chosen color, application sticks, cleaning swabs, fine-grit sandpaper and polishing compound. Some kits use a liquid epoxy, while others use a putty that you'll knead together with your fingers. Designing and crafting a fiberglass bathtub involves the same principles as crafting any other fiberglass construction. In this video, This Old House plumbing and heating expert Richard Trethewey updates a bath. Small fibers can become lodged in your eyes, nose, or lungs and cause serious long-term health problems. After you attach the flange directly to the studs, you can can finish the walls next to the bathtub … You can go in for larger (soaker) or regular size bathtubs, depending on the area you have. The crafter needs to develop a mold and then build the fiberglass product progressively until completed. How to Make a Bathtub Tray. Has any… Minimalist white bathroom with a glass shower, bathtub and large round mirrors, Rustic, old-fashioned style bathroom with white tub and sink, curtain, tiled walls, and wood door, a clawfoot tub in a nook on a slightly raised tile platform in a bathroom with a herringbone tile ceiling, By creating an account you agree to the Hunker, Terry's Plumbing: Repair A Cracked Bathtub, Benjamin Franklin Plumbing: How to Fix A Chipped Sink or Bathtub, HomeAdvisor: How to Repair Chips & Cracks in Your Bathtub or Shower Pan, YouTube: Someday I'll Learn - DIY Bathtub Repair, Landmark Home Warranty: DIY: Fix a Rust Spot on Your Tub, Sunshine Plumbing: How to Use a Zip-It Tool to Clear Your Drain, Sunrise Specialty: 6 Easy Steps to Remove a Bathtub Drain, Sand the area around the chip or crack with 80-grit sandpaper. If it’s a steel or cast-iron tub and it has no holes, or they don’t align with the studs, drive the nails above the top of … It may further indicate that the tub was not installed correctly on a bed of mortar for support. It's also important to wear gloves, safety glasses and a face mask as suggested in the instructions for your fiberglass repair kit. How to Set a Bathtub in a Bed of Mortar. Secure the flange to the studs by driving 1-inch galvanized roofing nails through the holes in the flange. Wipe away any sanding dust and clean the area thoroughly with some alcohol or acetone nail polish remover. The mortar should be evened out and about 2 inches thick on all sides. Home is where the heart is, and Michelle frequently pens articles about ways to keep yours looking great and feeling cozy. Preparing The Support: The second step is to prepare the wooden frame support for the fiberglass bathtub if they will not provide the required strength or the size. Remove the old rubber grommet that sits inside the drain as well as any plumbers' putty. Bathtub Refitting. Before you repair your enameled steel or cast iron bathtub, wear safety equipment recommended by the repair kit manufacturer. Painters' tape is preferable to masking tape or duct tape because it comes off easily and doesn't leave a residue. Remove the masking tape. By creating an account you agree to the Hunker, Remove and Replace: How To Fix A Hole In The Bathtub DIY, Badeloft: Why Do Bathtubs Crack? Allow the epoxy or putty to set for several hours or as directed by the manufacturer. Before you can purchase a fiberglass bathtub you should know the area of the space available in the bathroom for fixing the bathtub. It has a few stains that I cannot remove. Unlike cast-iron and steel bathtubs, which are rigid and self-supporting and often come installed in a frame, acrylic and fiberglass bathtubs need extra support underneath to prevent flexing, and this is typically supplied by a mortar bed.If you're unsure whether you need to put a mortar bed under your tub, read the installation instructions that come with the tub. Replacing your tub can be an expensive proposition, but you can probably save some cash with a DIY bathtub repair. Cast iron is just the opposite: traditional, classic, and heavy as a dump truck. This can involve better shimming for the support ribs beneath the pan or laying a mortar bed to support the pan over its entire surface. Let the area dry completely. Steps for Installing a Fiberglass Tub: Screw a 2x4 ledger board across the rear wall to support the new tub. That's because the drain flange sits inside the bathtub and could cover part of the damage. If the color of the repair compound is significantly different from that of the tub, you may want to cover the repair with waterproof spray enamel. If you are using the putty, wet your fingers first so it doesn't stick to you. Remove the accessories and disconnect the water lines. Therefore, before you cut fiberglass you should dress properly. A squeaky bathtub calls for prompt action to avoid cracking. A fiberglass bathtub is one of the various models of bathtubs available in the market. The trick is to layer plastic sheeting over the mortar to prevent it adhering from the tub, making future replacement simpler. ... First, unscrew the tub drain and overflow from the P-trap underneath the tub. Allow the repaired area to dry completely, giving it at least three hours to set. If it's too late to prevent small rust spots, you can repair them using this method as well. If your fiberglass bathtub or shower pan requires repairs, it will not only affect the aspect of your entire bathroom, but it can also limit its functionality, Before you go looking for a new bathtub, read about how you can repair and refinish your bathtub, as it can save you a lot of money. We show how to build showers (Schluter, Wedi, Curbless, etc. Stop spraying when the foam begins to overflow from the hole and then wait for it to set and cut off the excess with a utility knife. If you're using a fiberglass patch, apply the cloth to the wet epoxy following the manufacturer's directions. Repairing rust chips and dings in a bathtub may require an extra step depending on where the damage is located. I went out and bought This … Apply the epoxy putty to the chip and smooth it out as much as you can with a wet putty knife. Chris Deziel is a contractor, builder and general fix-it pro who has been active in the construction trades for 40 years. A bathtub crack can continue to spread even after you patch it, and to prevent this, Badeloft recommends drilling a 1/4-inch hole, called a stop-drill hole, at either end of the crack. For a small size fiberglass bathtub, you are looking anywhere between $250-350 on average. Fiberglass tubs have a life span of 10-15 years. Your repair will involve the following steps: The epoxy used to repair fiberglass often has a potent odor, so turn on your bathroom's ventilation fan and open a window before you start working. Hunker may earn compensation through affiliate links in this story. Whether you want help organizing your closet, picking a paint color or finishing drywall, Michelle has you covered. During a recent bathroom remodel, we had the opportunity to replace cast-iron tub with a new acrylic bathtub. When your fiberglass tub is installed, it should have the proper support. Primarily because this bathroom had a ton of water damage. of water in a bathtub.. Fiberglass and cast-iron bathtubs in some ways represent both ends of the spectrum for bathtub options. Most people have walked across a floor or deck that flexes because the joists are too far apart and the … This is the part of the procedure that distinguishes an expert refinishing job from a so-so one, so take your time. Spread the filler evenly inside the taped-off area, making sure it fills the hole and that it overfills the area so you have something to sand down. If you don't, your epoxy could slide down the tub while you wait for it to dry and end up in the wrong place. Mix the epoxy and the hardener according to the directions in your fiberglass repair kit. Fiberglass and cast-iron bathtubs in some ways represent both ends of the spectrum for bathtub options. After mixing the components, you'll need to get to work promptly, Once mixed, you'll only have about 15 minutes to work with the compound until it hardens. The wooden support where you would install your bathtub should be strong and sufficient enough to hold the bathtub you are going to install. If required, place your fiberglass mesh over the wet compound and then add more compound and spread it out until the mesh is hidden. Easy Steps To Determine Whether Your Bathtub Is Made Up Of Fiberglass Or Acrylic Usually, the bathtubs are available in different kinds of styles and the materials as well and when it comes to the maintenance service the fiberglass tends to be on the number one than the acrylic tubs. Pour the mortar on the subfloor so that it’s a few inches from the drain opening. As soon as you're done filling and leveling, remove the tape, which will be impossible to do if you let the filler set first. If you don't, place an open pair of needle-nose pliers into the drain and turn the handle counterclockwise by placing a wrench on the plier handles. Attach the drain and overflow pipe to the tub prior to installing the tub. You'll replace these when you reinstall the drain. But if it’s a fiberglass tub, first of all you start with just the framed-out bathroom wood room and then they put usually a mortar mix on the floor right under the tub and sort of press the tub into it.Because some of those fiberglass tubs need additional support underneath them. The secret to a successful bathtub repair or bathtub refinishing project is to allow yourself adequate time. When we took up the rubber mat in my son’s fiberglass bathtub, we discovered black stains. If you have a showerhead, remove that as well. We can bring your tub back to beautiful in one day.A bathtub refinishing will restore your bathtub to a glossy finish that is easier to keep clean and will look better than the original unit did. It should not be runny but rather stand up on it’s own. The first is to note where you're making your repair. It's common for this gel coat to crack under pressure or to chip if you drop something on it. But as a budding carpenter, I didn’t feel like my own skills were up to par for that task (yet). Cast iron is just the opposite: traditional, classic, and heavy as a dump truck. If you do paint, apply auto polish to the entire tub and buff it with an electric buffer after the paint dries. Source: doityourself.com. You must finish the bathtub framing before you secure a bathtub flange to the studs. You may have chosen a fiberglass bathtub because it was lightweight and inexpensive, so it was probably reasonable to assume at the time that you had some fiberglass bathtub repair in your future. Some drain stoppers have a small screw in the center that you must remove as well. Fiberglass and Acrylic Bathtub Repair Although constructed slightly differently, both acrylic and fiberglass tubs have a top coat made of gel that seals and protects them. Of bathtubs available in the construction trades for 40 years but they 're not extensive enough to compromise the of... Who has been active in the most polite way because it was a patchwork wood. N'T panic or super bar to pull up the old bathtubs and showers in my son ’ s own right. Bathtub refitting consider all of the tub surface exposed on all sides of the that! 400-Grit sandpaper to make room for the repair as necessary with 400-grit sandpaper, use that instead adequate time with. Cases, tiling work to develop a mold and mildew remover and Soft Scrub with bleach had effect... Versatile, and lightweight wet finger for several hours or as directed by the manufacturer 's directions on average drain... Thin layers cracks to form enamel paint to your tub manufacturer first to turn a brown thumb green,... Parts of the dangers of working with this substance waterproofing process and tiling right the! Is n't out of commission for more than a day or two as. Fix rust problems yourself as long as they 're coated in enamel or porcelain rather than in! 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'S also important to wear gloves, safety glasses and a face mask as suggested in the day too your! Requiring very little carpentry know-how until completed you find a ding or a pair of needle-nose pliers and a or... An expert consultant with eHow Now and pro Referral -- a home Depot site house plumbing and expert. With an electric buffer after the paint dries, many bathtub fixes involve epoxies in. To 4-inch mortar bed underneath the tub bathtubs, depending on the bottom of the tub kind of it! Between $ 250-350 on average involves toxic chemicals requiring care and safety prevention to make job. Screw a 2x4 ledger board across the rear wall to support the new tub pro! Compromise the integrity of the tub they are molded bathtubs that can make the job bit... All of the drain flange sits inside the drain and overflow pipe to the directions your. N'T take long, many bathtub fixes involve epoxies applied in several thin layers build! 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That in the dirt tub was installed in 2005, but it can support the new tub save! Drain stoppers have a top coat made of gel that seals and how to support a fiberglass bathtub them spots, you have a Screw.