... strengthening, protection and temperature keeping materials in the form of mesh container, stone cage, isolation wall, boiler cover or poultry fence ... ,25,24,23,22,211/2"13mm25,24,23,22,21,20,5/8"16mm27,26,25,24,23,223/4 ... "20mm25,24,23,22,21,20,191"25mm25,24,23,22,21,20,19,181-1/4"32mm22,21,20,19,181-1 ... ,14 MeshWire Gauge(BWG)Inchmm(BWG)1"25mm22,21,20,181-1/4"32mm22,21,20,181-1/2"40mm20,19,182 ...