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DW&BP MagazineExpand DW&BP Magazine
Training and Certification
Backflow Industry Symposium
The monthly Repair Guys article provides practical tips and step by step repair instructions into the inner working of modern backflow prevention devices.

 Repair Guys Articles

2002-05 Hersey_6CM-6in.pdf2002-05 Hersey_6CM-6in
2003-05 Hersey_FDC.pdf2003-05 Hersey_FDC
2011-04_Hersey6CM.pdf2011-04_Hersey6CM