A simple turn prevents accidental disconnection of the new valve-less Secure Lock hose couplings from Nonnenmann Inc., Sterling Heights, Mich. These highly flexible couplings are suitable for temperatures up to 250 C/482 F. (585) 977-8190 • www.nonnenmann-inc.com
35466 Mound Rd. Sterling Hts., MI 48310
Phone (586) 977-9846 Fax (586) 977-9847
Editor PickHEATING/COOLING: Improved Electronic Flowmeter for Cooling Water
New flow sensors are less vulnerable to dirty cooling water.