Best Seam Sealants for Waterproof Tents
If you've ever gotten up in a damp resting bag midway with an outdoor camping journey, there's a great chance the wrongdoer wasn't your camping tent's textile in any way. It was the seams. Also one of the most expensive water-proof camping tents have countless tiny needle holes leaving their stitched joints, and over time, factory-applied tape or sealant can peel away, split, or wear thin. That's where joint sealer comes in. A great seam sealant recovers your outdoor tents's waterproofing and can add years to its life. Below's what you require to recognize prior to you purchase.
Why Joint Sealing Issues
Camping tent fabric itself is generally treated with a water-proof or water-resistant coating, yet the seams are a various story. Every stitch penetrates the material, developing a prospective entry point for water. Manufacturers normally apply joint tape at the factory, however this tape has a shelf life. Warm, UV exposure, duplicated folding, and general wear trigger it to raise at the edges. As soon as that occurs, water will certainly find its method during any type of real downpour. Securing your seams, whether for the very first time or as routine upkeep, is just one of the least expensive and most effective methods to maintain your shelter truly waterproof.
Kinds Of Joint Sealers
Seam sealants generally fall under a couple of categories, and choosing the right one depends upon your outdoor tents's fabric.
Silicone-based sealants function best on silnylon and silicone-coated fabrics. These materials do not bond well with polyurethane-based products, so a specialized silicone sealant is important for a long lasting repair. They have a tendency to be a little bit messier to use and frequently require to be thinned with a solvent, yet they create a versatile, durable seal.
Polyurethane-based sealers are the more usual alternative and work well on polyester or nylon camping tents with a polyurethane (PU) layer, which describes the large bulk of spending plan and mid-range tents on the market. These sealants take place like a thick fluid and cure into a versatile, rubbery strip that bends with the textile instead of splitting.
Joint tape is a 3rd alternative, more often utilized at the manufacturing facility yet additionally available for home repair work. It's an iron-on or adhesive-backed tape that covers the joint straight. It can be superb for quick fixes but is generally less long lasting gradually than an effectively used liquid sealer.
Top Seam Sealer Picks
Gear Aid Joint Hold WP is just one of one of the most extensively recommended all-purpose sealers. It's polyurethane-based, dries clear, remains flexible in cold weather, and deals with camping tents, rainfall coats, and tarpaulins alike. It's a great default choice if canvas bags you're not sure which fabric finishing your camping tent has, considering that it services the majority of polyurethane and PVC-coated textiles.
Equipment Help Joint Grasp SIL is the silicone-specific equivalent, developed for silnylon and silpoly camping tents. If you have an ultralight backpacking camping tent, there's a likelihood it utilizes this material, so inspect your camping tent's specs prior to skipping to a PU sealer.
Kenyon Recreational Material Sealer is another trusted option, specifically preferred by long-time campers for its resilience and ease of application with the consisted of brush applicator.
Coghlan's Joint Sealer is a budget-friendly selection that does reliably for periodic campers that don't require industrial-grade toughness however want reputable security for weekend journeys.
McNett Joint Grip Tent Textile Repair work Tape is worth having in your pack as a back-up. It will not replace a complete securing task, but it's very useful for covering a sudden leakage or tear in the field.
Exactly How to Use Seam Sealant Appropriately
Preparation issues greater than the item itself. Beginning by pitching your tent fully so the joints sit under natural stress, which simulates just how they'll behave in real use. Clean the seams with scrubing alcohol to get rid of dust, oils, and old sealer deposit, after that let them dry totally.
Use a thin, even coat of sealer straight over the sewing, expanding a little beyond the seam on both sides. Avoid globbing it on, because thick applications can crack much more quickly and take much longer to treat. Most sealers need at least several hours, and usually a full 24-hour, to treat effectively, so plan this job well prior to your next journey rather than the evening before.
Last Thoughts
A tube of seam sealant costs a portion of what a brand-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, remaining on top of joint maintenance is just one of the simplest methods to assure dry, comfy evenings outdoors for years to find.
