matic88888VFD - Epoxy coated ductile iron, wafer style, patented VFD desn with 316 stainless steel poppet and seat and EPDM seal standard. Desned for class 150 and 300 flanges.DRIVEN BY PERFORMANCE Matic Group has established itself as a market leader in transport service solutions and draws its strength from a customer-centric focus, our employees and a