The Slide valves by DMN Westinghouse is priced very competitively. There is both a Manual and elextro-pneumatical version available.
The SC Slide valves also feature a Blade with rounded bevelled-edges in order to prevent wear and leakage. Stuffing gland in order to enhance pressure control
. There is also a Self-flushing action meaning that there no need for clean-out ports
Visit the DMN Westinghouse website for more information on SC Slide valves