Caleffi's 252 Series adjustable thermostatic mixing
valve for solar systems maintains the set temperature of the mixed water
supplied to the user when there are variations in temperature and pressure.
Electronic Systems Design Inc. has developed the
Model 250C Reverse Osmosis System Controller as a low-cost, reliable system for manufacturers of industrial and
commercial water purification systems.
The new Gen-Eye Spectra™ video inspection system from General Pipe
Cleaners features a 160 GB hard drive, DVD recorder and 15-inch LCD monitor,
along with a self-leveling color camera.