Healthy lifestyles start here. Sign up and get exclusive offers
2 year warranty
Welcome gift £10*
30-day return
Electric toothbrushes
All series
Philips Sonicare AirFloss Pro/Ultra - Interdental cleaner
Discontinued
Support
HX8391/02
Go to shop
Register your product
Register within 90 days after purchase and get an extended warranty (conditions may apply).
User manual
All (9)
Where can I buy Philips Sonicare AirFloss and accessories?
Can I use other brands of mouthwash with my AirFloss?
Can I use my Sonicare AirFloss charger to charge my toothbrush?
What do the battery lights mean on my Philips Sonicare AirFloss?
Is the battery of my Philips Sonicare AirFloss replaceable?
W2 Optimal White8-pack sonic toothbrush heads
Philips SonicareCharging stand
Philips SonicareUSB-A charging cable
Philips SonicareCharging station
Philips SonicareCharging glass
W2 Optimal White(was DiamondClean) interchangeable sonic brush heads
Philips SonicarePlastic travel case
Philips SonicareCharging travel case
W2c Optimal White compactCompact sonic toothbrush heads
W2 Optimal White2-pack interchangeable sonic toothbrush heads
S SensitiveStandard sonic toothbrush heads
My Philips Sonicare AirFloss is leaking
My Philips Sonicare AirFloss handle needs frequent recharging
The nozzle of my Philips Sonicare AirFloss is not coming off or breaks easily
My Philips Sonicare Fill & Charge is not filling my AirFloss completely
My Philips Sonicare AirFloss does not turn on
Check the terms of your warranty and start a product exchange or repair
Warranty
Our product warranty policies
Service and exchange
Get your broken product serviced or replaced
Contacting Philips
We're happy to help you