Illustrative image — actual product may differ.
The closing cap closes an exhausted bestmax filter cartridge after removal. This allows the cartridge to be transported cleanly and returned via BWT's take-back program without any residual water leaking.
Version: closing cap
No further technical information is published by BWT water+more regarding this item; the details here are taken from the BWT price list 2026. Upon request, we will obtain details from the manufacturer.







