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WEIR TYPE DIAPHRAGM VALVE 
GGG40 Ductile Iron Body & Bonnet
Screwed BSP Female
EPDM Diaphragm
Handwheel Operated
Rated PN16
⅜” ½” ¾” 1″ 1¼” 1½” 2″ 2½” 3″
Weir Type Diaphragm Valve
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WEIR TYPE DIAPHRAGM VALVE 
GGG40 Ductile Iron Body & Bonnet
Flanged PN16, ANSI 150 available
Natural Rubber Diaphragm
Handwheel Operated
15mm 20mm 25mm 32mm 40mm 50mm 65mm 80mm 100mm 125mm 150mm 200mm 250mm 300mm
Weir Type Diaphragm Valve
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STRAIGHT THROUGH TYPE DIAPHRAGM VALVE 
GGG40 Ductile Iron Body & Bonnet
Screwed BSP Female
Natural Rubber Diaphragm
Handwheel Operated
Rated PN10
½” ¾” 1″ 1¼” 1½” 2″ 2½”
ST Type Diaphragm Valve
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STRAIGHT THROUGH TYPE DIAPHRAGM VALVE 
GGG40 Ductile Iron Body & Bonnet
Flanged PN16, ANSI 150 available
Natural Rubber Diaphragm
Handwheel Operated
15mm 20mm 25mm 32mm 40mm 50mm 65mm 80mm 100mm 125mm 150mm 200mm 250mm 300mm
ST Type Diaphragm Valve
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DIAVAL DIAPHRAGM VALVES
Hard Rubber – Butyl – Halar – ECTFE – Lockable – Fluoropolymer – Pneumatic – Electric
Diaval Catalogue
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ASV, SED & PRAHER PLASTIC DIAPHRAGM VALVES
ABS – PVC – PP – PVDF – Manual – Pneumatic – Electric – Lockable
ASV Stubbe Diaphragm Valves | Praher Diaphragm Valve
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