Best tent seam sealer

Best tent seam sealer – Never worry again about leaking water.

If you are an avid camper, then the monsoon won’t slow you down. However, it is important for you to protect your tent and ensure that it is waterproof before you head out into the woods. While most tents are waterproof, they sometimes tend to leak through the seam. The best tent seam sealer prevents a leaky seam and keeps your tent dry from inside.

A tent seam seal is a basic applicant of glue or sealant to prevent the seam from leaking water. These also work really well if you have weak seams to help secure them and ensure they won’t give way when you are out camping. While most tent companies offer waterproof seams, these tend to fade and become weak after using it for a while. It is necessary for you to keep sealing the seams in order for you to keep them waterproof.

Factors To Consider When Purchasing The Best Tent Seam Sealer

If you are looking for the best tent seam sealer then here are a few factors you may want to consider.

1.      Tape

There are a number of seam sealers that are in the form of tape. These flexible tapes can be placed over the seam and they act like a barrier between the rainwater and the tent. You can always replace the tapes when you plan on going for a new camping trip. These tapes are not long lasting and usually last for a single camping trip at a time.

2.      Seam Sealant

A seam sealant is a more effective way of protecting your seams. It’s like glue or paint that is applied over the seams to prevent the rainwater from entering the tent. This sealant can last for 2 to 3 trips and some can even last longer depending on the quality. Take your time to understand what type of sealant you are looking for so that you can invest in a good quality one.

3.      Ease Of Use

While there are various kinds of seam sealants available, some are easier to apply than the others. The tape sealant is generally easier to put on the seam without having to worry about missing a spot. The glue sealant is tougher because you usually apply it in the blind as it is transparent.

Best Tent Seam Sealer of 2020

1.      GEAR AID Silicone Sealant

GEAR AID Seam Grip SIL Silicone Sealant for...
  • Seal up to 24 ft of seams with 1.5 oz of this durable, clear adhesive that bonds permanently to silicone-treated (silynylon) tents
  • Apply to ultra-light gear including silnylon backpacks; cures to a flexible, elastic seal that flexes and stretches with fabric
  • Creates a long-lasting, waterproof seal that won’t peel or crack over time; not affected by extreme heat or cold

If you are looking for the best tent seam sealer, then this one from the house of Gear Aid is perfect for you. This sealant will help your seams seal perfectly and make your tent waterproof. It is a clear sealant that does not make your tent look ugly after application.

It is a permanent application so you do not have to worry about re-applying it over and over again. Since it is flexible, it is appropriate for all kinds of tents and backpacks along with tarps as well. This silicone sealant dries up and becomes a rubber like substance that keeps your seams sealed.


  • Does not stain the tent
  • Flexible
  • Cost effective
  • Long lasting
  • Waterproof


  • It’s possible to miss a spot since it is transparent while applying
  • Since the tube is small, you may require more than one tube for a large tent
  • If applied in the wrong place, it’s difficult to take off
  • Takes time to apply
  • Needs precision to apply as you will need to use a brush

2.      GEAR AID Waterproof Sealant

Gear Aid Seam Grip WP Waterproof Sealant and...
  • Seal seams and permanently repair holes in tents, tarps, awnings, rainflys and camping gear like Thermarest sleeping pads
  • Treat up to up to 12’ of seams (1 oz) or repair torn outdoor fabrics with an adhesive that cures into a flexible rubber seal; also available in an 8 oz tube
  • Waterproof gear with a sealant that flexes with fabric and bonds to nylon, polyester, canvas, leather and vinyl

This is another amazing sealant from the house of Gear Aid. This sealant is perfect for sealing all types of fabrics and this includes canvas as well as nylon. It is a waterproof sealant and this helps to keep your gear as dry as possible, even during the worst of storms.

It is clear glue sealant that helps repair all types of camping gear and some people even use it to repair boat seats. This waterproof sealant is ideal for up to 12 feet tents and can easily repair the tear.


  • Waterproof sealant
  • Ideal for various fabrics
  • Can be used for all kinds of camping gear
  • Small tube is easy to carry around
  • Does not leave a mess


  • Since it is clear, it can be difficult to apply to all parts of the tent
  • Once the tube has been opened, the mouth gets plugged and it becomes hard to remove more sealant after that
  • The sealant tends to crack after a few uses
  • Not ideal for large tents
  • If the weather is not ideal, the sealant does not dry quickly

3.      GEAR AID Flexible Repair Adhesive

GEAR AID Aquaseal FD Flexible Repair Adhesive for...
  • Fix rips and tears permanently on waders, wetsuits, PVC inflatables, muck boots, and more with this waterproof and flexible adhesive
  • Use it as a fabric and vinyl repair adhesive to patch holes and seal leaks; cures in 8-12 hours to a flexible urethane rubber (available in 0.75 oz or 8 oz tube)
  • Apply this clear glue to neoprene, nylon, canvas, leather, rubber, and GORE-TEX fabric; creates a water-tight seal that won’t peel or crack over time

This Gear Aid sealant is perfect for vinyl as well as outdoor camping gear. If you have a torn wetsuit or an inflatable tub that has been ripped, this sealant is ideal for such surfaces. It is a flexible sealant that is meant for various outdoor fabrics.

The glue takes about 8 to 12 hours to dry out and is considered perfect for fixing leaks. Since it is waterproof, it helps keep your gear dry and prevents any sorts of scratches or scrapes on it. This is a permanent sealant so you need to be careful when you are applying it.


  • Waterproof
  • Ideal for outdoor fabrics
  • Permanent sealant
  • Does not deface the tent
  • Resist scratches and scrapes after application


  • Takes 8 to 10 hours to dry so you need to be patient
  • Is not ideal for large repairs
  • Not ideal for rubber surfaces
  • Difficult to apply as it is clear
  • Difficult to take off if applied in the wrong place

Frequently Asked Questions

1.      Is it better to invest in a tape sealant or a glue sealant?

Tape sealants do not last very long and they could even come off if you are on a camping trip. Glue sealants, on the other hand, tend to last longer and you won’t have to repeat the process for every camping trip. It’s also more flexible in comparison to a tape.

2.      Do I need to apply a thick layer of sealant?

A common misconception is that people need to go really thick in order to seal the seam. That’s not true because if the sealant application is too thick it will peel off easily. It’s best to apply a considerably fine layer of sealant in order for it to be durable and long lasting.

3.      Do I need to apply a sealant all year around?

Ideally, it is recommended to apply a sealant only when you are going camping around the monsoon season. However, if there are erratic weather conditions in the area where you plan on going camping, you may want to consider sealing the seams.


It’s always better to use the best tent seam sealer when you expect a bit of rainfall. Not only does it help you stay dry and comfortable inside your tent, it also prevents the seams from tearing and getting damaged. When you invest in the best tent seam sealer, it helps your tent last longer and also ensures that you will not have to encounter unpleasant experiences when you are out in nature.

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Last update on 2021-02-26 / Affiliate links / Images from Amazon Product Advertising API

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