Breathing Machine Adapter Universal Breathing Machine Hose Connector Replacement Accessories white.Feature: 1. Ensure Silent Sleep Environment: You can easily connect ventilator to your mini hose to solve noise problem caused by original elbow, and let you have a quiet sleeping environment. 2. Perfect Installation: Universal travel connector is designed to be safely and seamlessly installed to air outlet of your machine tube to ensure that air flows into mask smoothly and effectively. 3. Easy Ca