When to replace CPAP supplies?

June 26, 2025

4 minutes read

Over time, your CPAP mask frame and headgear can lose their fit and flexibility, affecting comfort, seal, and overall therapy performance. Most manufacturers, including ResMed and Fisher & Paykel, recommend replacing the frame every 3 months and headgear every 6 months. Ignoring these timelines may lead to air leaks, poor sleep, and reduced effectiveness. At CPAP Discount Warehouse, we help you stay on schedule. In this post, we’ll answer the common question When to replace CPAP supplies and explain why timely replacement of your mask parts is essential for effective therap.

When to replace CPAP Mask Parts?

CPAP mask parts wear out over time due to nightly use, facial oils, cleaning agents, and environmental exposure. Replacing them on a regular schedule helps maintain therapy effectiveness, comfort, and hygiene. Most manufacturers and insurance providers follow a standardized replacement cycle.

How often to replace CPAP mask cushion?

For example, mask cushions adhere to the face every night and can quickly accumulate dirt, grease, and bacteria. Without proper care, they can deteriorate, causing leaks and discomfort, and even skin irritation.

The frequency of mask cushion replacement depends on the type of CPAP mask. Silicone cushions should be replaced every 6 months, while memory foam cushions should be replaced every month.

How often to replace CPAP Mask Frame?

A CPAP mask frame should typically be replaced every 6 to 12 months. The exact timeframe can vary depending on the material and how well it's maintained. Older models with plastic frames may last longer, but newer frames made of silicone can harden over time and need more frequent replacement.

How often to replace CPAP Mask Headgear?

Replace every 6 months. The Headgear and chin strap stretch over time and lose elasticity. Although it may be tempting to tighten the Headgear and continue using the mask, the loss of elasticity affects the fit of the mask and can lead to leaks or uncomfortable pressure points.

When to replace CPAP Mask Parts

When to replace CPAP machine?

Your CPAP machine should be replaced after approximately 5 years of use. Some parts of the machine need to be replaced according to a set schedule, as some of them may not look worn but still need to be replaced. As with changing the oil and filter in a car, this measure helps to extend the life of your machine.

How often should you change your CPAP hose?

Why does it need to be replaced? Depending on use and cleaning, the CPAP tube should be replaced regularly to ensure the effectiveness of therapy.

Signs that replacement is necessary: the tube shows signs of wear, such as cracks or tears.
Replacement: every 12 months.

How often to change filter on CPAP machine?

With regular use, air filters collect dirt and dust, which can lead to clogging, hygiene issues, and even allergies if they are not replaced as needed. Although it is recommended to replace them every 2 months, users working in dusty conditions should check them frequently to monitor their cleanliness.

How often to change CPAP water chamber?

ResMed recommends replacing the humidifier water chamber every six months. If you have a valid prescription for CPAP, your health insurance company may cover the replacement costs. Check with your home healthcare equipment provider or health insurance company to see if replacement costs are covered.

>>> CPAP Machine Care Essential Maintenance

CPAP replacement schedule

This suggested timeline for replacing your CPAP mask components:

ResMed CPAP replacement schedule

Monthly	Mask cushions & nasal pillows, and filters
Every 3 months	Mask frame & tubing
Every 6 months	Headgear, chin strap, humidifier water tub
Every 5 years	CPAP machine & heated humidifier

Philips CPAP replacement schedule

Every 2 weeks to 1 month	Disposable filters
1–6 months	Reusable filters: clean weekly, replace every 1–6 months depending on material and environment
Every 1–3 months	Mask cushions & nasal pillows
3–6 months	Mask frames & headgear
Every 3–6 months	Tubing & hoses
Every 6–12 months	Humidifier water chamber
Every 5 years	CPAP machine

Fisher & Paykel CPAP replacement schedule

14 - 30 days	Replace cushions every 14 days (e.g., Eson 2, Brevida, Evora NS) or 30 days for nasal/full-face masks
Every 3 months	Frames
Every 6 months	Headgear
6–12 months	Humidifier water tub & chamber
Every 12 months	Tubing/swivel
Every 3 months	Disposable filters

Where to Find Quality Replacements

For hassle-free shopping and a wide range of quality CPAP therapy accessories, CPAP Discount Warehouse is a reliable source. We offer a comprehensive selection of CPAP masks, tubing, filters, humidifier water chambers, and other accessories from top brands. With our user-friendly website and efficient delivery services, finding the right replacements for your CPAP therapy is just a few clicks away.

In conclusion, proper maintenance and regular replacement of CPAP therapy accessories are vital for ensuring the effectiveness, comfort, and hygiene of CPAP therapy. By staying proactive and following the recommended replacement schedules, you can enjoy the full benefits of CPAP therapy and achieve a restful and revitalizing sleep experience. Visit our website today to find high-quality replacements for your CPAP accessories and continue your journey to better sleep health.