. Why Buy Me Guaranteed zero leaks Quick installation & easy clean Creates natural ventilation in the drainage pipes preventing noise blocking odours & no risk of de-siphoning Height adjustable & compact design Rest assured with a lifetime guarantee All About Me With over 40 years of expertise in pumping & sanitaryware you can trust that Wirquin products are always innovative & reliable. This Wirquin Neo Air 1.25 Zero Leak Bottle Trap with a lifetime guarantee is the only trap you will ever need! It is quick & safe to install designed to satisfy all installers & end users. Guaranteed zero leaks with bi-injection technology mean that there can be no loss of washers as washers are always in place for total protection against leaks. Quick to install thanks to the 'quicksafe' function with a 1/4 turn captive nut with overmoulded washers. This trap also has a neo air system function with an integrated vent pipe this innovative option places traditional anti-vacuum by creating natural ventilation in the drainage pipes. The neo air system function blocks the rise of odours prevents noise in the waste pipes & allows natural ventilation in waste pipes with no risk of de-siphoning. Need To Know. Depth of Seal. 80mm Flow Rate. (Under 15mm of water) 55.2/min Height. 175);235mm Warranty. Lifetime..