3" 3 Way Butterfly Valve, 316 Stainless Steel Disc, Chilled Water Hot Water Up to 50% Glycol 20..250°F, CV90=461 C SERIE DFMT Variable Speed Frequency Drive (VSD VFD) Rango de Presion:0 a 1" w.c. Variable Speed Frequency Drive (VSD VFD) Inverter for solar pumping stations with Basic control pnl 3100MP 2 FM 1 1 SMART DP XMTR ANSI 125 150 Flange 316 Stainless Steel Disc