1. Heavy-Duty Radial Seal Gasket formed from a special urethane compound will not degrade under temperature extremes, changes in restriction or vibration.

2. Flexible Outer Edges allow deflection for easy insertion and removal in housings which have minimum clearance.

3. Raised Ring holds filter securely in place to prevent vibration.

4. PermaPleat Construction provides even pleat spacing to prevent bunching and insure maximum element life.

5. Spiral Glue Binding provides added pleat stability to optimize media effectiveness.

6. Heavy-Duty End Cap Construction features a specially reinforced center portion designed to prevent constant flexing and potential failure during changes in intake pressure.*

* On models with inner diameters larger than 6”.