Valves, Butterfly

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Oct 20 2008
This new self-cleaning rotary drum screen separates solid debris from wastewater at high rates with low energy usage. The unit contains a rotating…
Nov 1 2005
The city of Lethbridge, located in Alberta, Canada, operates a 39 mgd water treatment plant, which supplies drinking water to 77,000 residents, as…
Oct 11 2004
Your system is running like clockwork. The pressure and flow are normal and everything is moving smoothly. You are about to leave for the night, when…
Aug 23 2004
Many residents on New York City's Upper West Side are feeling waterlogged following an early morning water main break today. The main broke at the…
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