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Trueline Products

Our proprietary products and vast technical expertise in the valve industry allows Trueline to provide valve solutions for the most severe service applications.


Butterfly Valve Series

Products Design Features


Wafer Type Butterfly Valve
The wafer style butterfly valve is designed to maintain a seal against bi-directional pressure differential to prevent backflow in systems designed for unidirectional flow. Trueline offers reliable, high quality industrial valves for corrosive fluids applications. Our valves are both economical and designed with features aimed at solution oriented service.

ISO 5752 Short
BS 5155 Wafer Short/Medium
DIN 3202 part 3
ISO 5211 mounting flange


Slurryfly Valve
Slurryfly valve is a resilient seated butterfly valve specifically designed for slurry service.
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