Can I refill sealant through the AIRSPY while it is fitted? 21 July 2026 08:02 Updated No. To refill sealant through the valve, you need to remove the AIRSPY together with the valve adapter from the valve. Related articles How long does my valve need to be to fit the AIRSPY? Is the AIRSPY compatible with all ANT devices? Can I use the AIRSPY with the Schwalbe Clik Valve? Can I use the AIRSPY with tubeless tyres, and does sealant affect its function? What happens in the event of a pressure deviation?