... Yeah, I've said the same thing about a dozen times in various threads. So I'll quote you in RED BOLD just to say it again !!
Originally Posted By: Jim Allen
How many time must we say this. I guess I will shout it: THE REASON THE FRAM ULTRA HAS METAL ENDCAPS IS BECAUSE IT'S A LOFTED SYNTHETIC MEDIA. YOU MUST USE A WIRE BACKING FOR THIS BECAUSE THE SYN MEDIA HAS NO STRUCTURAL QUALITIES AT ALL. THE WIRE BACKING CANNOT BE BONDED TO FIBER ENDCAPS SATISFACTORILY. PLEATED CELLULOSE MEDIA IS SOAKED IN RESIN TO PROVIDE STRUCTURAL RIGIDITY OF THE PLEATED MEDIA AND DOESN'T NEED THE WIRE BACKING. Get it, people?