variable-frequency drives

Pumped-Up Savings
Through the years, professional watershapers have learned that good hydraulic design can significantly increase system efficiency while lowering the ongoing costs of operation.  Now they're also recognizing that achieving these efficiencies and finding these savings are perceived as "going green" - a key to helping
2015/1.1, January 7 — Variable-Speed Savings, Interactive Artistry, Pond Edging and more
THE ESSENTIAL E-NEWSLETTER FOR WATERSHAPE DESIGNERS, ENGINEERS AND BUILDERS January 7, 2015 www.watershapes.com FEATURE ARTICLE…