Home / Shop / Mistral Basic Coiled Leashline for SUP Mistral Basic Coiled Leashline for SUP Mistral Basic Coiled Leashline for SUP Mistral Basic Coiled Leashline for SUP Basic Leashline Quantity Add to cart Basic Coiled Leashline For SUP. If you’re getting your iSUP out of storage after a long winter, it’s advised you take some time to do some basic maintenance checks at home. Inflate to recommended PSI If stored deflated check fold lines are OK Make a close inspection of the seams for any leaks Do same with the valve and re-tighten using the valve spanner Check fin box and fin fitment Check D-Ring connections Check deck pad Check for any discolouration due to bacteria Wash and scrub board with cool soapy water Observe for any ‘bubbling’ caused by leaks Make a note of PSI and leave for 48hrs Check PSI and note any lose of pressure Investigate any issues and address / fix For minor none seam leak issues fix using repair kit Seam failure often requires professional input Consider contacting inflatable boat repairers Pay safely with: