- New
018-316 is an AP Products EK seal base with a 2-7/8" wiper, designed for compatible RV slide-out rooms. The base forms part of the EK slide-out sealing system and provides a track for the compatible EK D-seal. Its flexible wiper helps seal the slide-out area against the RV wall. The product is supplied in a 35 ft length and is intended for compatible RV slide-out applications. Verify the existing seal system before ordering.