Pratt® Knife Gate Valves available at Duncan Company

Pratt Knife Gate and Slide Gate valves have been produced since 1995.  Pratt specializes in custom knife gate valves from 2″ to 96″ and above, utilizing carbon steel to stainless steels and other weldable alloys.  With many years of combined experience in...

Wey Knife Gate Valves available at Duncan Company

Wey is worldwide recognized and internationally protected, in the industry the name stands for Swiss quality, both with regard to the product and the support they offer.  This reputation of the Wey products is based on exceptional functionality and process safety,...