WO81 MANOSTAR Differential Pressure gauge W081FT , WO81FN , W081FS ,50-1000 pa,1-100 Kpa, -50 - 1000 Kpa. MANOSTAR THAILAND
Manostar Type W081 ,AIR ONLY wo81FT 500 D , range 0-500 pa , wo81FT 300 D , range 0-300 pa, wo81FT 1000 D , range 0-1000 pa
