prevent backflows in any type of sewage system. An efficient alternate solution where check or flap valves are not appropriate.
Society of Sanitary Engineering
Plumbing & Mechanical Online
Now you can protect your home from expensive damage caused by wastewater backups while controlling expensive installation costs, maintenance and problems associated with typical waste backwater valves.
|There is a other company called General Wire and Spring aka General Pipe Cleaners that has something that will work on 2� floor drains http://www.generalpipecleaners.com/ they do not have it listed on their web site but they do sell it, call and ask them||Drinking Water & Backflow Prevention Magazine|