In polycarbonate, tube and mouthpiece in polyethylene
Latex free
For inspiration and expiration
With three measuring cylinders for the control of the flow
Flow control is done through the three colored balls, which indicate the amount of flow per second 600 cc green, blue 900 cc, 1200 cc red.
With corrugated tube and mouthpiece
Single patient use
Can be disassembled, cleaned with mild detergent and reassembled by hand.