BestAir CB41 Extended Life Humidifier Wick Filter, Aluminum Seat Repair Flexible rubber material is for

Flexible rubber material is for superior wedging action

For sealing off the opening for the holding tank

Faceplates: 1" x 2-1/4"

Non-sag formula

Self Adhesive: Yes

BestAir CB41 Extended Life Humidifier Wick Filter, Aluminum Seat Repair Flexible rubber material is forReinforced design for longer life and better efficiency than standard wicking filters. Fits Bemis models 4000 and 6000 series. Metal reinforcement. Adds rigidity to shape of the wick filter when moisten ed. Also adds stability with today's softer, more absorbent paper. Prevents "slumping" or "sagging" over time or when wet. Helps maintain the humidifier's designed output. Wick filter fits 400, 4D7, 600, 4000, 6000, ED11 series console (1041).