Double offset disc design reducing torque and seat wear. Operation by hand wheel, electric or pneumatic actuator. Exceeding AWWA C504 and C519. Most will tell you all butterfly valves leak, however Av-Tek Double offset butterfly valves come with a 3 year leak free warranty.
Av-Tek's Plunger Valve Model 6000 is used for flow control, pressure control, pressure reducing, pressure sustaining, level control, etc.
Resilient seated check valve with a sinking ball to prevent back flow and allowing flow passage with minimum friction loss.
Av-Tek Resilient Seated Butterfly Valves come in many different options. We have the ability to create a valve for your specifications. We can do the body in stainless steel, 2205 duplex stainless, aluminum bronze, ductile iron and cast iron, we even can do carbon steel body. The butterfly valve disc material is also available in Stainless Steel, 2205 Duplex Stainless Steel, Aluminum Bronze or Ductile Iron. Our coatings can be epoxy or fusion bonded epoxy also known as FBE. We are able to provide the valves with many different options of seats, we can offer replaceable seats or even vulcanized seats to the body. The seat options are EPDM, NBR ( Buna-N ), Viton ( FKM ), Silicone, Hypalon, even Ebonite Hard rubber! We also have many options of stainless steel stems to meet the requirements of the application.
Av-Tek Double Flanged Butterfly Valves
Provides a simple method for installation and removal of flanged valves so also for subsequent maintenance
Av-Tek, Kinetic Type Air Valves made from Polymide (PA) fiberglass reinforced. This plastic triple function, or combination air valve is fits just right when weight or space is a concern. The valve also has a very low seating pressure at only 6 ft of head or 2 meters.