PK Valve is a full line manufacturer well known in the valve industry for decades of quality workmanship. 700 Valve Supply stocks the full range of PK products as their exclusive representative. Inventory includes very large diameter Cast Carbon and Stainless Steel gate, globe and check, Alloy gate valves, bellowseal and ball valves. 700 Valve Supply’s inventory, exceeding $5M, continues to make PK Valve a well-recognized brand.