The Filter Master ?JW*
W h e n you need him, he's there* Λ hitch in a Texas process plant's filtration system. Production slowed to halt normal output. I hen a Johns-Manvillc C'elite* fil tration engineer arrived. Lived with the problem for days. R o u n d the clock. I Intil he solved it. J-M filter aid experience spans 50 years. So our technical service files are the most complete anywhere. C^n set ting up or correcting just about any fil tration process you can name. For any liquid/solid separation. On-strcam or bench-top research. City water or plant discharge. O u r guidance in filter design and operation can minimize filter station costs. Particularly at start-up. W h e n a sophisticated filter system is vital to productivity,call your nearest J-M office. It's in the p h o n e book. O r you can write: Johns-Manvillc, ("elite D i v i s i o n , Box U S , N e w York, New York 10016. Oct free technical service from a C'elite engineer. T h e Filter Master.
Johns-Manville '* CHite is a registered Johns-Manville trademark for its diatomaceous silica products.