Is flex seal safe for fish tanks. When I was lookin...

Is flex seal safe for fish tanks. When I was looking into it initially, I found the liquid stuff was specifically listed as safe for things like stock tanks. Many have used Flex Seal and it appears to be fish safe if allowed to fully cure before filling. I plan on using it to coat magnets for DIY frag racks. • 1/8" x 90' Rope Caulk Cord Weather Strip - White • Akona® Mortar Repair - 10. • Tile Grout & Caulk • Tremco® Vulkem® 116 Gray Polyurethane Sealant - 10. . so my buddy had a leak spring in his big tank, so he coated the leak w/ a bit of silicone then sealed the fresh silicone on and in place with something like flex seal, and it totally fixed the tank w/o having to take fish out or anything. Q: Is Flex Seal Liquid safe to use on a fishpond with live fish? I’ve used flex seal to waterproof/seal my viv and have had no problems. However, when it comes to using Flex Seal in close proximity to food or food storage containers, questions regarding its safety arise. Flex Seal Products has another product known as “Flex Seal Liquid”. • OSI® QUAD® Clear Color 000 Window, Door & Siding A: Flex Glue has not been tested for use on potable water sources. However, you may rest easy Nov 25, 2025 · Is Flex Seal safe for your fish tank? This guide explores the key ingredients like butyl rubber and added chemicals, their impact on pH levels, ammonia control, gill safety, and digestive effects. 100% FLEX SEAL AQUARIUM?!? Will it work? We tried to see if we could make an aquarium entirely out of flex seal using a storage bin as a mold. They indicated that they are. Or you can do redundancy, just because. The good news is that Flex Seal products are completely non-toxic and are not known to contain any hazardous substances that could prove harmful if ingested. Dries to a watertight, flexible rubberized coating that is waterproof and weatherproof, as well as mildew, chemical, and UV resistant. iaquarist. Last edited by BWG; 01-01-2023 at 02:12 AM. Chemical sensitivity in fish is quite high. • DAP® Black All-Purpose 100% Silicone Sealant - 9. Q: Is Flex Caulk safe for use around drinking water and food? Discover some creative ways to use Flex Seal around the house. Additionally, please try to avoid getting any of the product on fish or other tiny animals. In addition, the consequences of Flex Seal on plant and animal life are controversial but likely negative. Don't get me wrong, flex seal is a great product but over time that adhesive comes off underwater. Flex seal for pond liner? Think about going over the 2 part epoxy on my stock tank just for added protection. If so, you may be wondering if it is safe for your beloved fish. 1 oz. I wouldnt drink krylon fusion spray paint, and thats reef safe. Your archery shop for all bow and arrow traditional archery supplies, archery gear, and archery equipment. Order online for delivery or Click & Collect at your local Bunnings. The subreddit for anything related to aquariums! Come here to enjoy pictures… "Q: Is FLEX SEAL® LIQUID safe to use around plants, animals and food? A: Yes, once fully cured, FLEX SEAL® LIQUID is safe to use around plants, animals and food. is this safe for the fish? if it won't hurt the fish I'm Flex Seal is a popular DIY product that can be used to seal and repair various items around the home, but many people want to know if it is food safe. OR its just bad. right now i have 10 gold fish in a back yard pond we want to build about 1000ish gal above ground pond on our screen in back porch we have plenty of room my question is after I get the basic structure built I plan on putting a pawn liner in most of them seem to be black we would like to have a I have an old round galvanized stock tank, roughly 200gal. Aug 23, 2018 · I have personally used both 3m5200 and gold label sealer/silicone to put windows in epdm liner tanks. In this article, we’ll take a closer look at Flex Seal and examine whether it’s a suitable option for sealing your koi pond. There are multiple Rubbermaid stock tank repairs on Koiphen if you do an advanced search. Should be cheap and reliable. This product is officially confirmed safe for use in aquariums once the liquid is fully cured. After sealing a leak with Flex Seal, they found that a day later, the water looked very dirty. May 8, 2022 · You should never use the aerosol spray version of Flex Seal for any application inside an aquarium. However, these sealers for bird baths are only safe once they are fully cured. You can usually find bonding tensile strengths in a companys product report for their silicones but any kind of silicone will not bond to rubber like it does to glass what are ur intensions? Here’s a safe, easy way to repair and refresh it. Use a masking tape over the hole, apply the silicon sealant, then peel the masking tape once cured. The simple, and safe way to buy domain names No matter what kind of domain you want to buy or lease, we make the transfer simple and safe. It's safe for plants, fish, and invertebrates once cured. What is Flex Seal? Flex Seal is a liquid rubber sealant that can be used to patch leaks and cracks. If you’re a homeowner who likes to tackle repair projects yourself, you’re likely familiar with the Flex Seal Family of Products The liquid flex seal had kept my old, second hand, leaky galvanized tank good for 3 years now. com. Yes. Flex Seal here to encourage you to start that fish pond or garden you've always wanted! 💚 Celebrate World Environmental Day with Flex Seal® Liquid in your backyard! 🌿🐠 It's plant and animal safe! 20 votes, 23 comments. com is in high demand, secure it today! Flex Seal Liquid is suitable for use in livestock applications, fish tanks, and ponds, but it has not been tested for safe use on potable water sources or around plants and animals. I was thinking it might be a handy buy for making smaller DIYs. Came to work and went on their website to find out more about this product. After experimenting with a few brands; I recommend the gorilla glue clear rubberized coating spray. It’s definitely important to ensure that the sealers we use are safe for Most professional fish tank builders I spoke with swear by this product, and if there is anyone who relies on a strong silicone seal, it’s these guys. Flex Seal dilemma up to some point. Ideally you should also have a spare tank or large plastic bin to temporarily house the fish as you drain and reseal the tank with silicone, We have two water troughs that have slow leaks. Many aquarium owners have wondered if Flex Seal is safe to use in their tanks. Was at the gym this morning, and caught a commercial on Flex Seal. Shop at over 6300 locations nationwide. The claim is that: non hazardous, non toxic; safe for animals and plants; uv resistance From my understanding only the brush on flex seal is fish safe the aerisol kinds are not. Is Flex-Seal safe to use in potable water on a galvanized water trough for horses? TIA They used it in a pond in the commercial, but I doubt that this is actually safe for fish. You risk water breaking through a larger Flex Seal pond. just be sure you use aquarium safe silicone. I've been seeing commercials for a smaller spray can of Flex Seal and was wondering if any of you are aware of its safety in building smaller tanks. One individual who tested Flex Seal on their small fish pond wrote a negative testimonial regarding fish and plant life. To conclude, information about the surface can help you resolve the Rust-Oleum Leak Seal vs. Do you? | Report can you use flex seal to repair cracks in a concrete water tank. I guess I'm just looking for reassurance before putting it in the tank. and if yes when you fill the water tank. But wondered if anyone else has? I could clean it up with wire brush on grinder. com is available for sale! Check it out on ExpiredDomains. Q: What is the shelf life of Flex Caulk? A: When stored properly, Flex Caulk will last for years. Does anyone have experience? Would you apply it to the inside or outside of the trough? Flex Seal Liquid seeps into cracks and holes to seal out air, water, and moisture. Shop our wide range of waterproofing & sealing at warehouse prices from quality brands. Shop top-quality auto parts at AutoZone. First time ever doing something like this and I'm just wanting to make sure that this would be a safe sealant to use on my enclosure. The gold label is by far the best but hard to get in the U. 1 fl. It is generally not recommended for direct contact with water housing live fish. Question: What 'stuff' to put in as a sealant? Normal boaty stuff such as Sika flex or 'summat' else? Bird baths can be sealed using non-toxic, safe sealers such as polyurethane sealers. Specifically designed for underwater use. After all, if you build aquariums for other people, then your reputation is on the line. Q: Does Flex Caulk have a smell/odor? A: Flex Caulk is virtually odorless. I have suggested using the paint on type Flexseal to repair the leaks. This video is If the crack is pulling apart then a structural patch needs applied then sealed. I've used flex seal on both FW planted tanks and saltwater tanks. Your go-to source for car and truck parts, DIY repair advice, and Free Next Day Delivery. Brother disagrees, says it won’t work for very long because the Flexseal doesn’t bond to the trough and will peel off. Flex Seal Liquid® Rubber seals out water, moisture and mildew, making it perfect for your pond project! It’s chemical and UV resistant, non-flammable, and most importantly, SAFE around plants and fish! 🐟 Check us out 👉 on our website to order yours today and enjoy FREE SHIPPING. To preserve Flex Seal Liquid, it should be cured and used in a controlled environment. Popular Links Caulk • Loctite® PL® Grey Self-Leveling Concrete Polyurethane Sealant - 10 oz. If a tank does leak, you should plug the leak on the inside with epoxy and put aquarium safe silicon on the outside to seal it. Is the water safe for animals to drink Flex Seal Liquid is Plant and Animal Safe! Flex Seal here to encourage you to start that fish pond or garden you've always wanted! 💚 Celebrate World Environmental Day with Flex Seal® Liquid in your backyard! 🌿🐠 It's plant and animal safe! Wondering if Flex Seal is fish safe? Discover important information about the safety of Flex Seal for aquatic environments and how it affects fish. Oct 6, 2023 · No, flex seal is unsafe for fish in the aquarium as the product never claims to be fish-safe. Ive never used Flex Seal, figured it a cheesy tv gimmick. And cures to an odorless finish. Tweet #3 02-04-2021, 02:25 PM Re: flex seal Q: Is Flex Seal Liquid® safe to use on a fishpond with live fish? A: Once fully cured, Flex Seal Liquid® is safe around plants and animals. 8 oz. Flex Seal is not specifically formulated for aquarium use and may contain chemicals harmful to fish. You might be able to use Flex Seal successfully as a small pod liner (1 or 2′ or smaller) or to repair an existing one. Dec 10, 2025 · Is Flex Seal Aquarium Safe? Yes, Flex Seal is aquarium safe once fully cured. After applying Flex Seal, allow it to dry and cure for at least 48 hours before putting it in the tank. Q: Is it safe to apply Flex Seal® Draft and Insulation Tape in moist or high-humidity spaces? A: Flex Seal® Draft and Insulation Tape is weather and moisture resistant and can be used in extreme weather, both indoor and outdoor, however high moisture can reduce adhesion. " 5 people found this helpful. One is galvanized metal, the other is a Rubbermaid. Regular silicone like GE will not adhere to rubber/epdm. Aquarium salt mix isnt recommended for human consumption either, and thats fine in your tank [emoji6] The tape would be better than nothing in an emergency, thats for sure. I think the only reason it would cause problems would be if you used it while the snake was in the terrarium because the fumes would be bad, but if it’s gonna be a while before your snake goes in it, then the fumes should dissipate and not be a problem for plants or Buy Liquid Rubber NeoPond Waterproof Pond Sealant - Fish and Plant Safe Waterproofing Membrane Sealer for Ponds and Water Features, Black, 1 Gallon: Pond Liners & Seals - Amazon. It's what we use in aquariums and ponds. 6 in x 20 ft (Black) - Super Strong Rubber Adhesive, Water, Weather & UV Resistant I am just about to fit a water level 'sender' to my drinking water tank. However, it is important to follow the curing instructions properly to ensure the safety of your aquatic pets. No issues even after years of use. The main concern with using Flex Seal in an aquarium is the potential for harmful chemicals to leach into the water and harm the fish and other aquatic life. Its inert after it cures, and less thick and foggy than OG flex seal. Is Flex Seal Aquarium Safe? Yes, Flex Seal is aquarium safe once fully cured. Flex seal be alot easier. Its all pond foam that I've carved down along with the pink board Flex tape is probably not the best idea. This specialized formula is 100% fish safe and designed to provide the right kind of seal for any tank under 30 gallons. Some versions of Flex Seal may contain harmful chemicals or toxins that can be harmful to aquatic life. Flex Seal is completely secure for fish like hose water is safe for fish. oz. PSA: Flex seal clear spray makes *anything* an aquarium decoration. Shop by department, purchase cars, fashion apparel, collectibles, sporting goods, cameras, baby items, and everything else on eBay, the world's online marketplace For an aquarium safe glue that checks all the boxes, reach for Loctite Clear Silicone. Well there are legals to be con sidered for sure, and there maybe some of that. The propellants and solvent formula are not safe for aquatic life. Q: Will Flex Caulk shrink? A: Flex Caulk will not shrink, crack, or peel. I've done research about using flex seal inside my aquarium and everything I read points to it being reef safe after fully curing. Other safe sealers for concrete birdbaths include those sold by Gorilla, Flex Seal, Krylon, and Rust-Oleum. This has a 5-hole flange at the point where it enters the tank and is simply screwed down. Nonetheless, it is argued that once cured, the flex seal forms a durable and inert seal that is unlikely to release any harmful compounds into the water. com FREE DELIVERY possible on eligible purchases However, when it comes to the safety of using Flex Seal on a goldfish pond liner, there are a few important factors to consider. It depends, if the tank is made out of acrylic then yes you can seal it, but i would use another acrylic sheet on the top and bottom and seal it together. First and foremost, it is essential to ensure that the Flex Seal product you are using is fish-safe. This means that although both Flex Seal and Leak Seal can do wonders for glass surfaces, you should never think about using them on your fish tank. It can be used on the outside of a dry tank but needs to fully cure and air dry before filling with water and exposing fish because it can release volatile compounds into the water. One of the DIY project was sealing a concrete goldfish pond. Here's how it works Flex Seal Liquid 16 oz Pint (Black) - Coat, Seal, Protect and Waterproof Flex Super Wide Duct Tape 4. Learn tips for using Flex Seal without harming your underwater pets or habitats. Apply in a well-ventilated area and let it cure properly for 24 hours. to temporarily house your current occupants you could get a large rubber maid container and use that while you fix the tank as it will take about 3 days for the silicone to cure and be ready for fish. I might have messed up, how bad is the spray can flex seal? Is it toxic once it's 100% cured? Concerns about the toxicity and effectiveness of Flex Seal spray in a DIY aquarium setting I had contacted Flex Seal several years ago about their products being fish safe. Please make sure the space you are working in is sufficiently ventilated before coating your leaking region. and $17-25 a tube. World’s best selection of traditional bows for sale. Flex Seal is a widely popular product known for its ability to seal leaks and cracks in various surfaces. S. This Pond Armor Pond Shield Clear Non Toxic Epoxy is designed for the pond and water feature industry. Despite the commercials showing use of FlexSeal with tanks containing water, it should not be used in fish tanks that have fish in them. Its alittle rusted and started leaking at the seam on side. 722K subscribers in the Aquariums community. yk9fi, ruvuu, l5nua, bxsgy, 0miyv, ya4o, oz4n, ztcz, hrc6, xeir,