Worried about keeping dry inside your tent on your next trip into the Great Outdoors?

Never fear, we’ve reviewed the best waterproofing sprays to keep you and your tent safe and sound. Check out our article comparing 4 of the best tent waterproofing sprays on the market to find the perfect one for you. Make sure your next camping trip is a success by waterproofing your tent with one of our top 4 sprays. You'll be glad you did when that rainstorm comes rolling in!

Read on to learn more about the best waterproofing sprays available, for you to pick up in time for your next adventure.

How We Uncover The Best For You

Camping is a lot of fun, but it's not a great time when the inside of your tent gets wet. Getting damp inside your tent is the last thing you want, especially if you're camping for more than a few days.

To solve this you can purchase a tent waterproofing spray, but beware, trying to find the most effective spray for your tent is grueling work - there are so many options out there, and each will work differently depending on your tent's material.

We've done the hard work for you, reading through thousands of reviews and product descriptions to put together the best list of tent waterproofing sprays on the internet!

Best Waterproofing Spray for Regular Campers

STAR BRITE Waterproofing Spray

A Cracking Choice For Spray-on Waterproofing


Things We Love

Our favorite recommendation for campers who go on trips regularly, this powerful spray can be used on boat covers, tarps, and even backpacks & hiking boots as well as to waterproof your tent. It's perfect to use on all your camping gear if you're expecting rain.

It comes in a gallon jug as well as a spray bottle, has UV protection from harmful UV rays, and is stain protective too; a major bonus for keeping your gear in good condition.

Things To Know

Some campers say it can be diluted 50/50 with denatured alcohol to help the waterproofing spray penetrate deeply into the tent fabrics. Be sure to read all manufacturers instructions carefully if you plan to follow this advice. It is brilliant to top up the waterproofing of already coated tents, as well as all your outdoor gear.

This is a brilliant all-around waterproofing spray. As well as being ideal for tent waterproofing it is also suitable for other applications. We recommend this to anybody reading this article, needing outdoor gear waterproofed. Do yourself a favor and grab some, you won't be disappointed!

Best for Canvas Tents

Atsko Silicone Water-Guard

A Cracking Choice For Canvas Tents


Things We Love

If you're looking for a product to restore your canvas tent's waterproofing then Atsko's Silicone Water-Guard is a great waterproofing spray to choose!

This specially formulated product is so effective, that it's also used on boats! And you only need to apply one coat - it dries in 24 hours and will be odorless and fully cured in 72 hours. So don't wait - get Atsko Silicone Water-Guard today and keep your belongings dry and safe from the elements.

Things To Know

There is a reason it's the #1 best seller on Amazon, with over 2,500 5* reviews! It restores factory waterproofing while allowing the material to breathe, unlike many silicone-based sprays, which is really important if you plan to go camping across all 4 seasons.

One thing to note is as mentioned above it will be fully cured in 72 hours, but do make sure to follow the instructions and apply in a ventilated area as the tent fabric will smell for a short while as it dries!

If you've got canvas tents we highly recommend using Atsko, it's one of the top waterproof tent sprays for canvas, on the market!

Best Waterproofing Spray For The Environment

Nikwax Tent & Gear Solarwash

A Cracking Choice For Eco-conscious Campers


Things We Love

Looking for an environmentally friendly waterproofing spray that doesn't contain any harmful chemicals? Look no further than Nikiwax Solarproof Spray! It's water-based, biodegradable, and contains no PFCs, VOCs, optical brighteners, or added scent.

Nikiwax Solarproof Spray can greatly extend the lifespan of your gear, even if you go camping regularly. So don't go another day without this essential spray!

Things To Know

This spray is perfect for restoring and adding water-repellency to weather-proof fabrics and will add a perfect waterproofing layer to your tent.

The water-based, biodegradable waterproofing spray also adds UV protection to prevent sun damage which will come in handy if you also love a camping trip to take advantage of the summer heat.

This product works well if you take a few steps to ensure it is applied correctly. It is a good idea to purchase a seam sealing spray to use on your tent seams, and also make sure before applying the waterproof coating, that your whole tent is clean, so the tent can get an even coating all over.

For the environmentally conscious out there this is a brilliant waterproofing spray to pick up. Check the price below and grab one today!

Best Heavy Duty Waterproofing Spray

KIWI Camp Dry Heavy Duty Water Repellent

A Cracking Choice For Gear Waterproofing


Things We Love

If you're serious about staying dry during your next camping trip, you need KIWI Camp Dry Heavy Duty Water Repellent. This tough water repellent is perfect for tents, tarps, boots, outdoor gear, and more.

The tent waterproofing spray creates silicone bonds that bind to leather and tent fabric to create an extra durable barrier against the elements. This is arguably the best tent waterproofing spray on the market for harsh weather conditions.

Things To Know

As with many of the waterproof tent sprays in this article, you will need to make sure it is applied in a ventilated area, in order not to breathe in the fumes. However, a major benefit to using the Kiwi Camp spray is that it dries quickly and remains odorless once this process is complete.

The heavy-duty aerosol spray provides a strong waterproof coat to whatever outdoor gear you apply it to, whether that's a new tent or outdoor furniture!

We also recommend using it for waterproofing your tent floor - even if you use a floor protector. With KIWI Camp Dry Heavy Duty Water Repellent, you can rest assured that you'll stay dry no matter what nature throws your way.

Best Tent Waterproofing Spray - Your Questions Answered

Your Answers Are Just A Short Distance Away, Keep Reading!

You seasoned campers out there will know all about waking in the morning to droplets along the seams of the tent. Over time, that will happen if you don't use do any seam sealing.

Can You Spray A Tent To Waterproof It?

Yes, you can!

There are a few different types of waterproofing sprays that you can use on your tent. Some sprays are designed specifically for tents, and there are also general-purpose waterproofing sprays.

The first type of spray is called repellents. Repellents work by creating a barrier on the surface of the fabric that water droplets can't penetrate, so they run off the tent and onto the ground.

This means that they can keep your tent dry in light rain or snow, but they won't be able to withstand a downpour or major storm. Repellents are usually made with silicone or polyurethane, and they need to be reapplied regularly to maintain their effectiveness.

The second type of waterproofing spray is called sealants. Sealants work by penetrating the fabric of the tent and creating a waterproof barrier from the inside out. This makes them much more effective than repellents, but they can be more difficult to apply.

Sealants can last for years if they are properly applied and care is taken, but then they need to be reapplied to maintain their effectiveness. Sealants are commonly used to waterproof along the seams of tents, so you can use a repellent spray to waterproof the rest of the tent, if you want to make the job a little easier, however, remember that using a sealant all over the tent will be a little more effective.

So, which is the best waterproofing spray for tents? It really depends on your needs. If you're just looking for light protection from the occasional rain shower, then a repellent is probably all you need. But if you're planning on using your tent in heavy rains or storms, then a sealant is a better option.

Can You Use Scotchgard To Waterproof A Tent?

Yes, you can use Scotchgard to waterproof a tent. However, it's important to read the instructions carefully and test a small area of the tent first to make sure that it won't cause any damage - Scotchgard has a number of waterproofing products so it's important to buy the right one to suit your tent fabric.

It won't be 100 percent waterproof - no tent waterproofing methods can claim to be 100% effective. But by using Scotchgard, you can help to significantly reduce the amount of water that enters the tent, and this will help to keep you and your belongings dry during wet weather conditions.

The last thing to note is to be sure to re-apply Scotchgard every few months, as it will eventually wear off.

Do Waterproofing Sprays Work?

Yes, waterproofing sprays work to some degree. They coat the tent fabric with a water repellent that will help keep it dry in light rain, but they are not meant to be used in heavy downpours. You'll likely need a sealant for that!

The most important thing to remember when using a waterproofing spray is to test it on an inconspicuous area of the garment first to make sure that it does not cause any discoloration or staining. 

Some sprays work better on different types of fabric, so it is worth finding out what your tent's material is before you choose a spray for waterproofing.

Some sprays work by coating the fabric with a water-repelling chemical, while others use a waterproofing membrane to create a barrier against moisture.

Also, be sure to follow the manufacturer's instructions for application and drying time. This will have a major effect on how well the spray protects your tent, and how long it lasts.

It's important to note that most sprays only provide temporary protection and need to be reapplied every few washes, so do invest in a good quality spray if you intend to go camping often.

Can I Use Flex Seal To Waterproof My Tent?

Yes, you can use Flex Seal to waterproof your tent. It is recommended that you use waterproofing products designed specifically for waterproofing tents, but you can use flex seal if you don't have other options.

While Flex Seal is primarily known as a product for waterproofing roofs and gutters, it can also be used to waterproof tents as a fabric waterproofing spray. Simply apply the Flex Seal to the outside of the tent, making sure to cover all seams and vulnerable areas.

Then allow the Flex Seal to dry for 24 hours before using your tent. This will create a barrier that will keep water out and help prevent leaks.

How Long Does Waterproofing Last On A Tent?

It depends on the quality of the waterproofing, how often you camp and what conditions are like. The best kind can last for many years, but a cheaper type might only last for a few months. However, inevitably the waterproofing will eventually wear off, and the seams will need to be resealed.

When you're buying a tent, one of the things to look for is good quality waterproofing. This will ensure that your tent stays dry no matter what the weather throws at it. If you buy a tent and the waterproofing isn't up to scratch you can always purchase a waterproof spray or sealant and improve the waterproofing yourself!

However, even if you have a waterproofed tent, it's still important to take care of it and to regularly clean and treat the waterproofing sealant. Otherwise, over time it will wear away and your tent will start to leak.

It's important to regularly check your tent for any leaks and to reseal the seams as necessary. A good way to test for leaks is to pour a little water onto the roof of the tent and see if it runs down the sides. If it does, then you'll know that you need to reseal the seams.

How Long Does Waterproof Spray Take To Work?

The amount of time it takes for the waterproof spray to work will vary depending on the type of spray that is used. Some sprays work almost immediately, while others may take a little longer to fully soak in and provide protection. Make sure to read the instructions on the bottle carefully, as some sprays may require longer drying times or multiple applications to be fully effective.

As hinted at above, to make the most of your waterproof tent spray we advise you to spray in a ventilated area, spray liberally to fully coat the tent, and wait until the tent is entirely dry before repacking the tent. Some sprays have an odor until they are fully dry so you'll want to avoid your camping gear smelling bad!

So if there is a chance of rain or if you know you'll be getting wet on your next trip, applying the spray ahead of time can help keep everything dry.

How Often Should You Spray Your Tent?

There is no one definitive answer to this question - ultimately, it depends on the climate you are camping in and how often you use your tent. However, most experts recommend spraying your tent with waterproof spray at least once every three months. This will help keep your tent in good condition and prevent any potential water damage.

If you are using your tent regularly (e.g. for extended periods or in particularly rainy/wet conditions), then you may need to increase the frequency with which you spray your tent. Similarly, if you are only using your tent occasionally or in drier conditions, then you can afford to spray your outdoor gear & tent less often.

Ultimately, it is important to inspect your tent regularly (at least once every few months) to check if the waterproofing is still effective.

If you don't have a tear, chances are good that you won't need to waterproof your shelter every time you go camping. However, if you camp regularly or in places where the weather is especially harsh, spraying your tent down with a water repellent spray every few months is a good idea. 

Be sure to pay attention to the manufacturer's recommendations for how often to treat your specific model of tent.

How Do I Keep The Bottom Of My Tent Dry?

There are a few things you can do to keep the bottom of your tent dry. The most important is to stake the tent down properly so it doesn't flap in the wind and create gaps where water can come in. As well as this, applying sealant to the seams of your tent, in advance of a rainy trip, will avoid the inside floor of your tent from getting wet from leaks.

You can also put a tarp under the tent to create a waterproof barrier, and use rain-flies and guy lines to further protect your tent from moisture. If it does start raining while you're camping, make sure to close all the flaps and vents on your tent to keep as much water out as possible.

How Do You Re-Waterproof A Tent?

There are a number of ways that you can re-waterproof your tent. The most common is to simply re-apply a waterproofing spray, following the instructions on the bottle carefully. You can also use a sealant specifically designed for tents, which you can apply to the seams of your tent.

Make sure to be patient and thorough with the process in order to make the entire tent waterproof, whilst avoiding using excess spray from the spray bottle. You may have to wait a couple of hours or even overnight for a tent to fully dry and the spray adhere to the tent fabrics.

If your tent is particularly old or has seen a lot of wear and tear, you may need to replace the waterproof coating entirely. This is a more involved process, and you will need to follow the instructions provided by the manufacturer carefully. Doing this correctly will help to prolong the life of your tent and keep it in good condition.

How Do You Waterproof A Canvas Tent?

There are several ways to waterproof a canvas tent. One way is to use a waterproofing agent, such as wax, that is applied to the canvas. Another way is to use a sealant on the seams of the tent. 

To waterproof a canvas tent, you can either use a spray-on waterproofing agent, or you can coat the entire tent with melted wax or use the sealant along the seams. If you choose to use wax, be sure to apply it evenly and allow it to dry completely before using the tent.

Which Chemical Is Used For Waterproofing?

Chemical compounds known as polymers are used for waterproofing. They work by forming a thin, impermeable film on the surface of a material. This film prevents water from being absorbed into the material and also stops water vapor from passing through. Polymers are used in a variety of waterproofing products, including sprays, paints, and coatings.

Many different types of polymers can be used for waterproofing, each with its own advantages and disadvantages. Common polymers used are Silicone or fluoropolymers.

Best Waterproof Tent Spray for You

So there we are! Those are our choices of the best tent waterproofing sprays. We've done the research and read the reviews so you can enjoy a lovely dry tent!

Our Choice for Regular Camping

Star Brite Waterproofing Spray

Our Choice for Canvas

Atsko Silicone Water-Guard

Our Choice for Eco-Conscious Campers

Nikwax Tent Spray - Solarproof

Our Choice for Heavy Duty Gear Waterproofing

KIWI Camp Dry Heavy Duty Water Repellent

We hope this article was helpful and that you found out a few things about waterproofing tents to make your next car camping trip a great one!

If you would like some more great advice on other camping gear to add to your stuff sack, check out our other reviews of camping essentials and other useful gear.

It feels great that whatever you choose, we have made your life easier. We hope that by us making your choices clearer, you now have more time for fun!

Keep asking questions and we will keep finding answers for you.

Make Your Choice A Cracking One!

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