Pinch Valves Dymatrix™ Pinch Valve-Manual (AVPVM) Applications:DI Water, Chemical Flow Size:6mm through 32mm (1/4″ – 1″) Models:Manual Connections:Flare, S-300 Dymatrix™ Pinch Valve -Pneumatic (AVPV3) Applications:DI Water, Chemical Flow Size:6mm through 32mm (1/4″ – 1″) Models:Pneumatic Connections:Flare, S-300 Dymatrix™ Pinch Valve -Slow Leak (AVPVSL) Applications: Size:6 x 4, 10 x 8, 12 x 10, 19 16, 25 x 22 Models: PneumaticBody:PVDF Connections:Flowell 20 series, Flowell 60 series, Super Type Pillar, Fitting Super 300 Type Pillar Fitting, Flare Type, Tube