June 30, 2015
METAL OR PLASTIC? WHAT IS THE BEST WATERPROOF ZIPPER?
In June 2014, DUI began offering divers the choice of YKK (metal) waterproof zippers and TiZip MasterSeal (plastic) waterproof zippers in their drysuits. After one year of experience, we have an update. Which is better? Metal or plastic? As of June 30, 2015, DUI recommends YKK metal waterproof zippers. DUI has been using these zippers for over 25 years and they have proven reliable. These are the zippers of choice for most high performance divers. In our experience, TiZip MasterSeal zippers, while acceptable for less demanding recreational divers, have shown inconsistencies in their performance. Some customers have experienced small or intermittent leaks in relatively new zippers. DUI will continue to offer TiZip MasterSeal zippers as an option for divers who still prefer this type of zipper. However, all tests show that YKK metal waterproof zippers are more reliable and, when properly maintained, will outlast the current TiZip MasterSeal zippers. We will be the first to provide new information as it becomes available.
Make sure and read Your Waterproof Drysuit Zipper is the Heart and Soul of Your Drysuit
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