Best RV Sewer Vent Caps 2024

Updated January 2, 2024

The best RV sewer vent cap is what facilitates ventilation of the holding tank odor. Your RV will smell bad without it, and you won’t enjoy it. Use of this vent cap will help to stop it from happening because of this.

You need it not just to get rid of the unpleasant smells coming from your holding tank, but also because using it is less expensive than purchasing and using pricey tank cleaners. Without even saying it, this vent cap is also environmentally friendly. You’ve found the buying guide if you’re looking for the best vent cap for the holding tank of your RV sewer. The top 10 plumbing vents that you can use are highlighted in the list below.

Camco Cyclone Rotating Sewer Plumbing Vent

This product is fantastic because it is really effective in eliminating bad odors just by using natural air pressure. The way it works is to follow the direction of the wind. It does this by rotating up to 360 degrees to make sure you have the best possible airflow. This technique removes bad odors or gases from holding tanks. An advantage of this is that it does not require drills or screws to attach it to your RV. All you need is a special sealant and you will be classified. If you need to remove it, you can easily do so without removing the base system and then putting it back in when you’re ready again.

Camco claims this product is environmentally friendly because it removes all unwanted odors from the interior of any RV using the natural air pressure outside the vehicle. This unique vent rotates up to 360 degrees and gently follows the direction of the wind to ensure that the vent works with the best possible airflow. Powered by natural air, the Camco Cylone Sewer Swivel Plumbing Vent assures its users that they are getting the most out of this durable plumbing vent. In addition to these features, it also aims to promote easy and hassle-free installation through its no-drill or screw-free installation procedure. Recreational vehicles can simply use the necessary sealants to ensure this product and their vents are ready to go.

This product is one of the most attractive models on the market. The reason is that the installation is simple. The vent cap and base do not require any holes or screws to drill the ceiling. You will also notice that this product works with the wind, not against it, rotating up to 360 degrees to ensure adequate air circulation to eliminate bad odors. One of the best features is the UV resin that covers the product to prevent discoloration or cracking from exposure to the sun for years. The only downside to this product is that it is difficult to be 100% sure that the vent cap is on correctly unless you use a waterproof sealant.

Camco Cylone Rotating Sewer Plumbing Vent ensures that its users get the most out of this environmentally friendly plumbing vent because it runs on natural air. Aside from these capabilities, its no-drill, no-screw setup technique strives to encourage simple and hassle-free installation. RVers only need to secure this product with the proper sealants, and their RV vents are ready to use.

RV owners won’t have to worry, either, because this Camco product has a special resin covering that protects it from UV rays and other natural elements. They will undoubtedly receive their money’s worth, as Camco guarantees that this sewer vent cover will be resistant to cracking and discolouration caused by excessive heat.

Ultra-Fab Mini Solar Plumbing Vent

If you are looking to purchase a solar powered model, the Ultra-Fab Mini Solar plumbing vent would be a perfect choice. It works by using a solar powered fan to provide fresh air, greatly accelerating the odor removal process. This vent cap has no wires either, which is another plus point. This will save you the hassle many other models face when using vent caps. Instead, this product will operate by automatically shutting down.

As a result, a person who buys this useful product will never have to do anything himself. This vent cover will take care of those unpleasant odors without requiring anything from you other than installing it. The installation process is not difficult either. It simply requires the use of a waterproof sealant and the installation of the screws. In fact, all the drilling has been done by you and it makes the whole process a breeze.

This 1.05lb Plumbing Vent Cap is portable so it won’t be a hassle to carry anywhere. It may be small in size, but you can still expect full, dynamic performance to keep the place cooler and more comfortable. The great thing about the Ultra-Fab Products RV Toilet Vent Cover is that it helps improve the ventilation of the air inside an RV. Installation is quick and easy and once installed on top of the RV it will begin to vent all the fumes and moisture from inside. Since it is solar powered, no wiring is required to assemble it and it can save you installation costs and power consumption. For a smoother job, Ultra-Fab Products designed this streamlined vent cap.

Lippert Components 389381 360 Siphon RV Vent Cap

Lippert Components’ RV Siphon Roof Vent Cap is a fantastic alternative if you’re looking for a more complex type. This RV toilet vent cap has a number of unique and amazing features that can make a rig owner’s life much easier. Its 360-degree intake design is undoubtedly one of them. This design allows the vent cap to deal with any odours by using oxygen-rich air. It’s a good strategy to keep any gases from getting inside your setup.

The Lippert Components Siphon 360 RV Siphon Vent Cap 389381 has some unique looks to offer. One such feature is the built-in bug screen, which will prevent pests from entering your RV through the vents. The design effectively removes odors by sucking in oxygen-rich air, which will push all gases into your RV. It will also create a perfect breeding ground for bacteria that will help break down waste more quickly. You will also like the universal design of this product. In other words, it should fit any vent tube without any hassle or discomfort. This look shows the versatility of the product and makes it a perfect option for almost any RV owner. The installation process is easy nor does it hurt your case.

Initially, the 360 Siphon RV design’s major purpose was to create a region of the vent that expelled odours. However, the producer was able to cram in certain features that everyone would like thanks to the product’s unique design. And this is to increase the amount of oxygen in the region, which aids in the rapid breakdown of foul odours. You and your family can breathe clean, healthy air without taking up too much space or money with the 360 Siphon RV.

It is, however, smaller than the competition. However, despite the fact that the 360 Siphon RV is a little smaller than its competitors, it outperforms them all. It is aerodynamically constructed and has no wind resistance from any direction. It’s built of tough polycarbonate and can withstand extreme weather for a long time.

Camco Replace-All Plumbing Vent Cap with Spring Attachment

For a variety of reasons, Camco’s 40034 Replace-All Plumbing Vent Cap is an outstanding RV vent cap replacement option. For example, this product will fit any 2-inch piping vent without difficulty. This feature provides compatibility with a wide range of motorhomes, campers, and RVs. Almost any RVer wanting to purchase these items will find it to be an acceptable option. Its ability to provide higher performance is also not to be overlooked. Because of features like its UV inhibitors and design, you may anticipate it to perform effectively. These inhibitors will prevent your vent cap from deteriorating due to sun exposure. It should be able to significantly increase its lifespan.

The spring tension attachment on the goods will also appeal to buyers. As a result, when installing it, a rig owner does not have to replace the entire vent. As a result, the entire installation is made more easier and more convenient. The product is available in three colours to provide maximum versatility. The black choice appealed to me because it would blend well with the exterior of my rig. It wouldn’t stand out as much as the other colour options, which could be a problem.

For several reasons, this is the best sewage vent cap for RV on the market right now. For starters, because this cap is UV-protected, it will not yellow or crack as a result of exposure to heat or sunlight. The device is also extremely simple to set up, which is a significant plus for any RV owner who values every second.

Because it’s composed of incredibly durable ABS plastic, one of the toughest materials for RV products, you can be assured that it’ll endure a long time. The final advantage is that it will fit any two-inch vent, ensuring compatibility. The only drawback to this product is that it does not come with a base, so you may have to improvise.

Ventline 62334 White Plastic Vent

Because of its top-tier design, the Ventline 62334 Sewer Roof Vent Cap resists cracking and discoloration. With its UV protection, this design will ensure that the product is useable for many years. It even includes polyethylene, a strong polymer that has seen broad application in other RV-related items. Of course, the product’s toughness isn’t the only benefit it provides.

This product currently offers the best value for money on the market. The pre-drilled holes in the two-piece vent make the installation process simple for everyone. The longevity of the polypropylene material is a significant benefit of this product, as it will absorb any damage or unintentional knocks without rendering the vent cap useless.

UV protection is another key feature of this model, as it reduces the risk of cracks and prevents discoloration for a long-lasting life. The sole drawback of this device is that it only covers pipes up to 1.5 inches in diameter. Its interoperability is severely limited as a result of this. Its use of this material ensures that sun damage will not be a problem. The UV protection in the polyethylene ensures that it can withstand prolonged exposure. In other words, this model is designed to tolerate and thrive in an RV environment.

The customer support provided by Ventline was often praised in customer reviews for this product. It’s not often that you come across buyers who are eager to speak positively about their experiences. When they do, you should always take note.

Lippert 360 Siphon Roof Vent Cap

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This type is a blessing for RV owners because it will start flushing out any nasty odours and gases in your holding tanks right away. It operates by rotating up to 360 degrees to catch any airflow that might be dragged down into the holding tanks and then being forced out by air pressure.

It can take up to two days for standard holding tank agents to successfully hide or expel any gases or odours. The installation is simple and secure because the holes have already been bored, so all you have to do is screw it in place. However, before screwing it down, you should use a waterproof sealant to ensure a solid, secure fit, even in the event of a storm. It will also fit any vent pipe with a diameter of 12 to 2 inches.

Any RV owner seeking for a replacement or upgraded vent cap should consider this product. The cap is simple to put together and does not require drilling because the holes are already pre-drilled. A screwdriver and some waterproof sealant are all you’ll need. The cap will begin working immediately after being set up, sucking up any scents and discharging them via the vent.

It works by rotating up to 360 degrees to allow airflow to perform all of the work and flush any odours out of the holding tank. It will also fit any standard or small vent pipe with a diameter of 12 to 2 inches. The main drawback to this product is that it lacks UV protection, which could lead to discolouration and cracking.

Custom Plastics 43 Polar White Plumbing Vent

The 43 RV Plumbing Vent Cap from Custom Plastics is a terrific buy for anyone looking for a good deal. As you can see, this item has one of the most affordable prices on our entire list. But don’t mistake its lower price for a lack of functionality.

It is just the reverse, as it has a long-lasting and stable design. This is due to the fact that it is made of a long-lasting plastic with UV protection. As a result, you may anticipate it to endure a long time. If scents from your black holding tank have been a problem, this cap should solve the problem quickly. Your rig will quickly revert to a pleasant smelling environment, rather than the claustrophobic metal coffin it has become.

In customer reviews, some were also surprised by the product’s total thickness. This thickness adds a layer of defence against cracks produced by falling debris. It’s a nice feature to have, and it’ll assist increase the product’s overall durability.

RecPro RV Trailer Plumbing Sewer Vent Cap with Screw White

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Whether you need a cyclone RV vent or not, the RECPRO vent cap in white should be considered. It’s a good replacement or new installation vent cap that you can count on to operate well. The top things to consider are the trailer and RV vent cap with screws.

For starters, it is simple to set up and does not necessitate the use of any specific tools. It takes an hour or less to set up. RecPro sewage vent caps are also sleek and stylish, so they’ll effortlessly blend in with the colour and motif of your recreational vehicle. It can be painted to match the colour of your roof. One of the things to consider while looking for this type of product is the tiny vent cap, which has dimensions of 1.5- 2 inches.

You won’t need to buy or use harsh chemical cleaners if you use this vent cap. You can also benefit the environment without using chemicals. You can rely on the environmentally friendly vent cap, which can also save you money. You won’t need to buy chemical cleaners because it effectively eliminates noxious scents that can be harmful to your and your family’s health.

The plastic substance, on the other hand, can disintegrate over time. However, if you need a dependable, easy-to-install, and compact vent cap, you may rely on this item. If you’re looking for a more environmentally friendly way to disperse scents from your holding tank, you might want to look into it.

Heng’s 10001-C Polar White Plumbing Vent

The Heng’s vent cap is a popular choice among plumbing vents. It is a useful appliance for cleaning the ventilation of an RV or van. Heng’s will also not disappoint you if you’re looking for a piece that will fit your pipes with a 2-inch n depth requirement. Heng’s top objective is to help with the noxious odours, dampness, and gases that might be found within a large truck. It can also be used to keep the environment fresh in the restroom. Furthermore, because to its white finish, you can not only maintain the ventilation clean and cool, but you can also look attractive.

This vent cap is distinguished from other vent caps by its ease of installation and removal. It offers a unique locked-on and detaching feature that is simple to use with a minor wrist movement. There is no need to obtain additional complicated instruments in order to set it up, saving users both energy and time. In terms of durability, you can count on Heng’s Plumbing RV vent cap to last for a long time, saving you money on replacements. It is built of durable plastic, according to its specifications, which makes its exterior tough and capable of withstanding the worst of climate forces.

However, while working, this Vent Cap may only make a small buzzing noise, which may be an irritation to travellers. Overall, Heng’s Plumbing Vent Cap can make it easier to keep the air flowing within the RV. It is highly regarded for its durability, low cost, and one-of-a-kind locking and removal mechanism.

Oatey 39012 ABS In-Line Vent

If you’re suffering odour problems in other areas of your RV, the Oatey 39012 ABS In-Line Vent could be able to help. This solution has been found to be effective in removing foul odours from sinks, bathtubs, washing machines, and showers.

Because of its ABS plastic design, the device can provide such excellent outcomes. Its usage of this plastic material will increase its durability and allow it to be used for many years. As a consequence, you should never have to worry about bathroom odours invading your house again.

It’s also worth noting that this product offers an easy-to-use interface. It merely takes a single push to connect to your drain lines. Then, by pushing the gas toward your RV’s roof, it’ll get rid of whatever odours are making your life unpleasant.

As a sewage vent cap, this working procedure would render it worthless, as it would simply push the foul odour back into your RV. However, because of its ability to create an odor-free environment, this product is a godsend when used as an in-line vent inside your drain lines. It certainly doesn’t hurt that this product comes at a reasonable cost. You could easily obtain a top-notch sewage vent cap with this product for a price that won’t break the bank.

You could even go for the bulk option to avoid foul odours in your RV’s drain lines. After all, with its remarkable features and general effectiveness, this in-line vent is a helpful item to have on hand.

Frequently Asked Questions

What is a RV sewer vent cap?

These aren’t products that a rig owner thinks about very often. These items are frequently overlooked until they break and cause serious odour problems. As a result, these caps provide a critical capability for making RV living viable.

These caps are used by rig owners to confirm that their wastewater systems are working properly. They do this service by removing any odours from your grey and black tanks. It’s an important part of preventing your truck from stinking like a truck stop restroom. Finally, because these caps are hidden up on your roof, you might not notice them. However, their capacity to cope with any foul odours emanating from these tanks is critical. These hats are the unsung heroes of keeping you comfortable on your travels.

How does a RV sewer vent cap work?

It’s not difficult to figure out how an RV sewage roof vent cap works. To begin, understand that your rig’s plumbing vent is a pipe that travels from the top of the water tank to your roof. Because these goods cap the pipe, you can expect any foul odours to be blown out here.

Rig owners don’t need to know much more about how these gadgets work than that. It turns out to be that straightforward, and it doesn’t necessitate much further thought. It’s no surprise that most RVers are unaware of these restrictions.