Click to expand Tap to zoom Peakflow PF120A - Adult Rossmax by MedSupplies Sale R 229.94 | / 1 - R 229.94 SIZE 1 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Washable Easy to read numbers Lightweight and portable Suitable for use with disposable mouthpiece Measurement Range 50-400 L/min EN ISO 23747: 2009 compliance CE approval