works great and easy to use
Verified purchase: Yes | Condition: New
I was sent the wrong model, but it fit my mask and it works. My main complaint is that the cartridge is more than a year old. Don't advertise one product and then ship another that's also a year out of date.
Verified purchase: Yes | Condition: New
I have used these cartridges for years and they never let me down
Verified purchase: Yes | Condition: New
Great product: Will purchase again. Thank you!
Verified purchase: Yes | Condition: Pre-owned
Pros: Very reasonable price, good value.
Verified purchase: Yes | Condition: New
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