Whether you got a new pipe or an old one, it will eventually leak without a sealant. Hence, all you need is the best pipe dope to make sure it’s sealed tight and leak-proof.
Dope is a lubricant that you can apply on the pipe thread or lines before screwing it in place. This creates an air or liquid-tight seal. It also helps form a firmer bond between the joints.
Plumbers swear by it due to its liquid consistency, making it easier to apply on the thread. However, as a first-time buyer, how do you know which one performs the best?
List of the Best Pipe Dope – editor’s pick:
5 Best Pipe Dope Reviews
Although all pipe dopes work the same way, its performance, in the long run, determines its quality. So for you, we’ve compiled a list of the best ones to make your experience better.
1. Rectorseal T Plus 2 Pipe Thread Sealant
While you use dope to seal the pipe, it could be a challenge when it comes to taking it off and may even damage the thread! It can especially be the case for hardening sealants.
However, this non-hardening thread sealant incorporated with PTFE plus synthetic fibers can be taken off easily without a hassle or damage to the tube thread. Besides, you can use it on most materials like aluminum, galvanized steel, iron, copper, brass, polyethylene, PVC, CPVC, and ABS pipe, etc.
Likewise, the Teflon and synthetic fibers fusion of the sealant gives it a firmer, better grip in the joints. Mixed with inert mineral fillers and diffused in a resinous base, these fibers add to its strong grip.
It provides an excellent seal for water, natural gas, gas, fuels, oils, lp gas, etc. Combined with the number of materials it’s possible to use on; thus, this is, without a doubt a great thread sealant and a replacement for Teflon tapes.
- Non-hardening thread sealant
- Made with a fusion of Teflon and synthetic fibers
- Can be taken off easily
- Diffused in a resinous base
- Suitable to use on most metals and PVC pipes
- Provides an excellent seal for both liquid and gas
2. Oatey Pipe Joint Compound
Pipe dope or joint compounds are usually not made from sustainable materials that can withstand very high or low temperatures and or pressures. It makes them tough and may be dangerous to use just any ordinary product in such cases.
If you’re looking to use a joint compound on a tube that passes high or low temperatures and pressure, this commercial-grade product is a great choice! It can hold off on gases up to 3000 PSI with temperatures from -50 to 400°F, and on liquids, 10,000 PSI from -50 to 500°F.
Apart from that, its non-hardening and non-separating compound make it easier to apply and take off. It’s also non-toxic, making it eco-friendly and safe to use, which adds to its overall quality.
Moreover, you can safely use it with caustic or dilute acid lines of the material without any dangerous consequences and steam and water. It is suitable to use on PVC, ABS, CPVC, iron, copper, polypropylene, steel, cycolac, etc.
- Non-hardening and non-separating
- Withstands extremely high and low temperatures and pressures
- Eco-friendly and toxic-free
- Suitable to use on different types of material
- Safe to use with acidic or dilute acid threads and more
3. Weld-On 505 Key Tite Metal Pipe Thread Sealant
Thread sealants cover the thread of the pipe entirely and keep it sealed, but with metals, there can always be a problem with rusting. It can especially happen if you have old ones. If that’s one of your biggest concerns, this is a solution for you!
Specially formulated, this joint compound not only seals and lubricates but also protects it from rusting. It’s usable on all types of metals and joints, be it threaded or gasketed or flanged, etc.
Besides, it can withstand piping systems containing diluted caustics and acids, alcohols, gas, natural gas, diluted alkalis, compressed air or gas, brine, hot or cold water, low-pressure steam, liquid sugar, etc. As a result, this makes it a quality, versatile product.
Furthermore, its low-VOC content of 140 grams per liter makes them safe for the health and environment. It can also withstand temperatures as low as -20°C without breaking off or losing its pressure-tight quality, adding to its durability.
- Seals and lubricates
- Protects from rusting
- Suitable to use on all types of metal and metal joints
- Can withstand diluted caustics, acids, alkalis, alcohol and more
- Can hold off as low as -20°C / -4°F
- Low-VOC makes it eco-friendly and safe for the health
4. Millrose Monster Heavy-Duty Industrial Grade with PTFE
When it comes to the question of durability, you may wonder if the dope will perform well for an extended period or not. In most cases, they can break off easily within months of usage, which can be disappointing, to say the least.
In such cases, you need a heavy-duty dope, one that can withstand all sorts of conditions with ease. And luckily, this one fits all those needs! This industrial grade dope works best by ensuring it’s leak-free without reapplying for a long time.
However, having developed with PTFE resin, it is non-hardening and forms a temporary, tightly secure bond between the tubes. So it makes it possible for you to replace or remove the tubes if needed. The resin is a polymer formed of reiterating tetrafluoroethylene monomers (CF2-CF2), which gives it a stronger grip.
On top of that, it’s compatible with a variety of materials, adding to its high-quality and durability. You can use it on threads of all metals, and ABS, PVC, CPVC, and nylon plastic pipe systems.
- Heavy-duty and industrial grade
- Developed with PTFE resin
- Doesn’t harden or dry
- Forms a temporary yet pressure-tight bond
- Compatible with all metals, PVC and other pipe systems
5. Hercules RealTuf T Sealant
With dopes, you don’t want to take any chances with the sealing because without a good seal it just defeats the purpose, and that’s why you’re using it for. Luckily, with this product, you’re going to get only the best sealant you asked for!
Being made with the highest percentage of Teflon in the market, this dope ensures your pipes get a superior seal and lubrication. It is versatile and multi-purpose, along with providing a superior grip and bond between the tubes.
additionally, it can hold against vibrations, contraction, and expansion tightly, without any leak or damage. Thus, it adds to the superior sealing quality of the product. It is also non-separating and requires no cure time, making it fast, easy, and efficient.
Accordingly, it’s compatible with various metals like galvanized steel, aluminum, black iron, stainless steel, copper, brass, etc. Along with that, you can use them on PVC, CPVC, and ABS pipes, including plastics as well.
- Made with the highest percentage of Teflon in the market
- Provides superior sealing and lubrication
- Non-separating and requires no cure time
- Compatible with most metals, PVC and plastic pipes
- Can hold off tight against vibrations, contraction, and expansion
It doesn’t matter if you’re a plumber or an ordinary person, with the best pipe dope you can ensure the best seal and protection to your piping system. Remember to not cheap out! A little goes a long way, and a quality dope can save you from many hassles in the future.
Therefore, consider the condition of the pipe and the system you will be using to find the perfect one. It’s always safe to go with one that’s suitable for almost all kinds of materials and piping system, especially if you’re a plumber.
You don’t need to look hard to find the one that meets your needs and standards! With the help of our convenient list, you can efficiently get started with sealing your system!