The Digital Air Permeability Tester M021A accurately and swiftly determines the resistance of fabrics (woven, knitted and non woven textile materials ) to the passage of air (air flow) under constant pre-set air pressure while firmly clamped in the test rig of selected test head/area. A 20 sq.cm test head is included with the instument.5 sq.cm test area, 20 sq.cm test area, 25 sq.cm test area, 38 sq.cm test area, 50 sq.cm test area. 100sq.cm test area.
Follow Us
![](http://www.tec-color.com/images/follow-us.png)