The Patented Replaceable Neck Seal Series is designed for quick and simple neck seal replacement between patients; easier neck seal trimming and one-person assembly. The two-piece neck ring has larger opening for patient comfort; raised ports to stop drainage into tubing; inner and outer o-rings and an accessory port. Neck ring is multi-patient use and autoclaveable. Replaceable Latex Neck Seal is single-patient, multi-use. Small No Port Hood measures 10 7/8” (276mm) x 10 ½” (266mm) and is multi-patient use.