Aquatech ’15 – Nov. 17th, 2015 | Amsterdam, Netherlands

November 17, 2015

Cal Hayes gives some valuable insight on why the duckbill rubber check valves are rapidly replacing ineffective, maintenance ridden flap gate valves.

WEFTEC ’15 – Oct. 16th, 2015 | Chicago, IL USA

October 16, 2015

Proco Waterworks Manager, Cal Hayes, discusses the Proco ProFlex™750 In-Line Flanged Rubber check valve. This valve tackles many of the challenges caused by valve slam.

ACE ’15 – June 26th, 2015 | Anaheim, CA USA

June 26, 2015

A number of products are offered by Proco Products, Inc. Here, Waterworks Manager Cal Hayes, talks about the company’s many products including the Pipe Penetration Seal, Series 700 Check Valves and the new 260R Series.

WEFTEC ’14 – Oct. 14th, 2014 | New Orleans, LA USA

October 14, 2014

Discussion on the Proco Series 790 check valve which is well suited for sewage and outfall applications

ACE ’14 – June 14th, 2014 | Boston, MA USA

June 14, 2014

Cal Hayes discusses a wide variety of NSF/ANSI 372 lead-free expansion joints and ProFlex™ check valves offered by Proco Products, Inc.

IFAT ’14 – May 27th, 2014 | Munich, Germany

May 27, 2014

Proco Products, Inc. discusses their many offerings including an elbow check valve & Viton duckbill check valves for treated sewage effluent discharge.

8" ProFlex ® Check Valve Installation in Cadiz, Spain

8” ProFlex Rubber Duckbill Check Valves being installed on a manifold system in the town of Babarte in Cadiz, Spain. The scope of this job was to move the outlet of the Barbate WWTP so that it would not diffuse into a swimming area. A total of 4 ProFlex ® check valves were installed on this manifold helping to make the transfer away from a common area a success.