Issue: 7/01 The Haws Corp. has introduced model 6640 pet drinking fountain (shown mounted on Haws model 3500). This easy to maintain, vandal-resistant fountain is suited for parks, as well as playgrounds and highway rest areas. Key features of the 6640 include: an anti-squirt, polished chrome-plated brass bubbler head; push button activation; fully adjustable water pressure from 20-90 psi; and a fine 60-micron mesh screen to protect from debris and contaminants. The 6640 comes complete with mounting hardware. The Haws Corp.