Best Seam Sealers for Waterproof Tents
If you have actually ever gotten up in a moist sleeping bag midway via an outdoor camping journey, there's a good chance the culprit wasn't your tent's fabric whatsoever. It was the seams. Even the most expensive waterproof tents have thousands of small needle holes leaving their sewn joints, and in time, factory-applied tape or sealant can peel away, crack, or fray. That's where joint sealer comes in. A good joint sealer restores your camping tent's waterproofing and can include years to its life. Here's what you require to know before you buy.
Why Joint Sealing Matters
Tent material itself is typically treated with a water resistant or water-resistant coating, yet the joints are a different story. Every stitch penetrates the material, producing a possible entrance point for water. Makers usually apply joint tape at the factory, but this tape has a life span. Warmth, UV exposure, duplicated folding, and basic wear cause it to lift at the sides. As soon as that happens, water will certainly locate its way in during any kind of real downpour. Securing your joints, whether for the first time or as routine upkeep, is just one of the most affordable and most reliable ways to keep your shelter truly water-proof.
Types of Seam Sealers
Joint sealants usually fall under a few groups, and selecting the best one depends upon your outdoor tents's fabric.
Silicone-based sealers function best on silnylon and silicone-coated fabrics. These fabrics do not bond well with polyurethane-based items, so a committed silicone sealer is vital for a long lasting fixing. They tend to be a bit messier to use and usually need to be thinned with a solvent, but they create a versatile, durable seal.
Polyurethane-based sealers are the even more usual option and work well on polyester or nylon camping tents with a polyurethane (PU) layer, which describes the large bulk of budget plan and mid-range outdoors tents on the marketplace. These sealants take place like a thick fluid and cure into a flexible, rubbery strip that flexes with the fabric rather than splitting.
Joint tape is a 3rd alternative, regularly made use of at the manufacturing facility but also offered for home repair services. It's an iron-on or adhesive-backed tape that covers the joint straight. It can be superb for quick fixes yet is typically much less resilient over time than a correctly used liquid sealant.
Top Joint Sealant Picks
Gear Aid Seam Grip WP is one of the most extensively advised all-purpose sealers. It's polyurethane-based, dries clear, remains flexible in cold weather, and works on tents, rainfall coats, and tarpaulins alike. It's a great default choice if you're not exactly sure which fabric finishing your camping tent has, since it works with the majority of polyurethane and PVC-coated textiles.
Equipment Aid Seam Grip SIL is the silicone-specific equivalent, created for silnylon and silpoly outdoors tents. If you have an ultralight backpacking camping tent, there's a good chance it utilizes this textile, so inspect your camping tent's specs before failing to a PU sealant.
Kenyon Recreational Textile Sealant is one more relied on choice, particularly favored by veteran campers for its durability and convenience of application with the consisted of brush applicator.
Coghlan's Seam Sealant is an economical option that performs accurately for occasional campers tent for 4 persons that do not need industrial-grade durability yet desire reliable protection for weekend break journeys.
McNett Seam Grip Outdoor Tents Material Repair work Tape is worth having in your pack as a back-up. It won't replace a complete sealing work, however it's important for covering an unexpected leak or tear in the field.
Just How to Use Seam Sealer Appropriately
Prep work matters more than the item itself. Beginning by pitching your outdoor tents totally so the seams sit under all-natural tension, which mimics exactly how they'll behave in actual use. Tidy the joints with rubbing alcohol to get rid of dirt, oils, and old sealer residue, then let them completely dry completely.
Use a thin, also coat of sealant straight over the stitching, expanding slightly past the seam on both sides. Stay clear of globbing it on, considering that thick applications can break more conveniently and take much longer to heal. Many sealants need at the very least a number of hours, and usually a full 24-hour, to treat effectively, so strategy this task well prior to your next journey instead of the evening before.
Last Thoughts
A tube of seam sealant costs a portion of what a new camping tent does, and using it takes an afternoon at most. Whether you pick a silicone formula for an ultralight silnylon shelter or a traditional polyurethane sealant for a household outdoor camping tent, staying on top of joint maintenance is among the easiest means to guarantee dry, comfy nights outdoors for many years ahead.
