PT series aspirated foam 

 Structure: 

 Primary (Mr. Rowe: 13928818119) a nozzle body, coupling nut, orifice, baffle filters, nozzle cover component parts. 
 (Protection of water-soluble A, B, Class C when the liquid, regardless of the choice of alcohol resistant foam liquid, no film-forming, need to make use of aspirated foam) 

 Models rated working pressure (Mpa) Working Pressure (Mpa) nominal flow rate (L / Min) the foam multiples of 25% drainage time (S) Flow coefficient (K) 
 ZQPT60 0.4 0.3-0.6 60 ≥ 6 ≥ 120 30 
 ZQPT90 90 40 
 ZQPT105 105 52.5