Omron

Philips Respironics

ResMed

BiPAP / VPAP

12 Months

2 Years (4 Years when registered online)

2 Years Limited Warranty

2 years

3 Years on Unit & Sieve Beds | 1 Year on Battery

3 months

3 years or 17 500 hours

2.0 - 30.0 cm H2O

4.0 - 25.0 cm H2O