VORTEX FLOWMETR
VARIABLE AREA FLOW METER
THERMAL MASS FLOWMETER
PSV FLOW TECHNOLOGY Co.,Ltd.Address : 22/125 Leabklongsong 23 Samwatawantok Klongsamwa Bangkok 10510
: Tel : 6686-384-2448 ,081-988-7414
: Tel/Fax : 6620853448
: psvflow@gmail.com