Franklin Valve manufactures the DuraSeal Double Block and Bleed Plug valve. We place the highest value on product quality and customer service and are committed to positioning Franklin’s DuraSeal as the premier DBB valve on the market. Franklin Valve manufactures and inventories both reduced and full bore designs: 2”-30” Class 150, 2”-16” Class 300 and 2”-16” Class 600 and will release our new product design in 2016: the Franklin DuraSeal 4-Way Diverter Valve in Class 150, 300 & 600.
Bottom line is our service ability is what sets Franklin apart from General TwinSeal and other DBB manufacturers; same product, better service. The DuraSeal DBB plug valve does meet the requirements under the ‘Buy American Act’; is API 6D monogrammed, API 6FA (firesafe), API 591 (destructive), API 622 (emissions) & PED/CE certified and our facility is ISO 9001 approved.