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  Mark 708CR Series


Mark 708 Cryogenic Bonnet

The Mark 708 for cryogenic service features a 9" bonnet extension that provides protection for the packing and actuator by preventing ice build-up, which can interfere with movement of the valve stem and affect valve performance. For cryogenic services with temperatures as low as -425°F (-254°C).

Features & Benefits




Protects the packing and actuator by preventing ice build-up which can interfere with stem movement
For services with temperatures as low as -425°F (-254°C)
For precise fractional flow control in pilot plants, research facilities, and low flow process applications