Weir Power & Industrial manufactures regular or full bore, one-piece ball valves for isolation applications in the power, oil, gas and petrochemical industries. Featuring flanged or screwed ends, the ball valves are available in 6mm or 15mm sizes, and have ANSI class ratings of 150, 300, or 800.

Canawest Technologies designs and manufactures one piece ball valves that are manual, gear, electric or pneumatic operated. The valves feature a class rating of 150/300lbs., with NPS of 1/2" to 8".