Ductile Iron Cartridge Seat Design (Lug & Wafer Series) 4800 Ductile Iron Cartridge Resilient Seated Butterfly Valve, Lug Series PRODUCT DETAILS 4802 Ductile Iron Cartridge Resilient Seated Butterfly Valve, Lug Series PRODUCT DETAILS 4100 Ductile Iron Cartridge Resilient Seated Butterfly Valve, Wafer Series PRODUCT DETAILS Ductile Iron Vulcanized Seat Design (Lug & Wafer Series) 4833 Ductile Iron Vulcanized Resilient Seated Butterfly Valve, Lug Series PRODUCT DETAILS 4832 Ductile Iron Vulcanized Resilient Seated Butterfly Valve, Lug Series PRODUCT DETAILS 4133 Ductile Iron Vulcanized Resilient Seated Butterfly Valve, Wafer Series PRODUCT DETAILS 4132 Ductile Iron Vulcanized Resilient Seated Butterfly Valve, Wafer Series PRODUCT DETAILS
