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HOW DO I LOCATE A SMALL PUNCTURE IN MY THERM-A-REST?
How do I find a small hole in my Therm-a-Rest?
1. Inflate the Therm-a-Rest mattress by mouth as hard as possible, then quickly close the valve.
1. Inflate the air cushion as much as possible to the most rigid, and then immediately close the valve.
2. Then fold the Therm-a-Rest mattress in half or thirds and apply body weight, such as by kneeling. (This will increase the the internal air pressure.)
2. Then double or triple the air cushion and press it with the weight of the body, such as squatting on it. (This will significantly increase the internal air pressure)
3. Wet the mattress with water or a mild detergent solution (409 cleaner works well because it does not leave a soapy residue). Small, escaping bubbles will indicate the puncture.
3. Wet the air cushion with water or a mild detergent solution (409 Cleaner is better because it will not cause soap residue). Small bubbles appear where there are small holes.
4. Locate the puncture and mark the location with a ballpoint pen or pencil.
4. Determine the clerical position of the hole and use a ballpoint pen or pencil as a mark.
AFTER LOCATING THE PUNCTURE, HOW DO I REPAIR MY THERM-A-REST MATTRESS?
After determining the location of the hole, how do I repair my Therm-a-Rest cushion?
1. With a mild detergent, wash the area around the puncture. Rinse and dry thoroughly.
1. Use a mild detergent to clean the area around the hole. Thoroughly clean and dry.
2. Deflate the mattress by rolling; close the valve. (With air out of the Therm-a-Rest, the mattress is now drawing air into the pad via the puncture.)
2. Roll the air cushion to make it squat; close the valve. (Now the air cushion is passing through the hole to inward)
3. Work a drop of adhesive from any (non thermoset) urethane based adhesive into the puncture. With the mattress deflated, the adhesive will be drawn into the puncture and seal it off.
3. Use a little urethane (non-thermoset) tape to stick to the hole. Because the air cushion is shrinking, the tape is sucked by the hole to seal it.
4. Allow 24 hours to dry, if you can.
4. If you can, let it dry for 24 hours to dry the tape.
5. TEST YOUR WORK! Easy way is to roll up mattress and close the valve. Set the rolled-up Therm-a-Rest on a flat surface and leave it for 24 hours. (If it unrolls during this time period, clearly you Have another leak.)
5. Check your patch! The simple method is to roll up the air cushion and close the valve. Place the curled air cushion on a flat surface and place it for 24 hours (if it expands by itself during this time, it clearly shows you There are other damages.)
HOW DO I REPAIR A LARGE PUNCTURE OR TEAR IN MY THERM-A-REST MATTRESS?
How do I patch a large hole or tear-off THERM-A-REST cushion?
1. First, clean and dry the surface around the puncture.
1. First, clean and dry the surface around the damage
2. Use a patch from the Therm-a-Rest Repair Kit and follow the instructions for application included in the Repair Kit.
2. Patches in the THERM-A-REST patch tool
3. Or cut a patch from waterproof nylon fabric and apply a urethane-based adhesive to the coated side of the patch. Follow directions on the adhesive label.
3. Or cut a waterproof nylon fabric and apply adhesive to the outside of the patch. Follow the label instructions for the adhesive.
4.WHAT IF MY VALVE GETS DAMAGED? CAN I GET A NEW ONE?
4. What if my valve is broken? Can I get a new one?
5.Replacement valves are available from dealers and repair centers or you can contact us by calling our consumer service line (1-800-531-9531) or sending us an e-mail message: Email Customer Service.
5. You can get a spare valve from your dealer or repair center, or by calling our customer service department (1-800-531-9531) or e-mail us.
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