How often should I change the disposables? Olivier Lauzeral August 31, 2022 19:51 Updated Oral Interface and Tubing set: Replace every 3 months Dry pad: Replace daily Saliva container: Replace every 6 months Related articles What is iNAP Premium? How do drypads work? 1. Download the iNAP Lab+ Mobile App What material is the iNAP made of? How much does iNAP cost?