Every 1 to 3 months to ensure a proper, leak-free seal.
Starting CPAP therapy is a life-changing step toward better health, but maintaining your equipment is just as critical as the initial setup. Over time, mask cushions lose their seal, headgear stretches, and filters become clogged with dust. To keep your therapy effective and your air clean, you need a reliable plan for purchasing supplies. 1. Know Your Replacement Schedule
Replace monthly (or as advised) to prevent bacteria and allergen buildup.
Sites like The CPAP Shop or CPAPnation often offer lower "cash pay" prices and a wider selection of accessories like travel cases or backup batteries .
The FDA classifies CPAP machines, complete masks, and humidifiers as Class II medical devices, meaning you must have a valid prescription to buy them.