Fabric filtrating bag dedicated for NTools VC 30Eco dust extraction system provided with automatic switching off for professional use. Reusable bag made from non-woven Polypropylene of 20L capacity. Made with textile thread and internal stitching. The top part is provided with inlet opening of 52mm diameter along with rubber sealing seated on the square plastic fixing sized 93mm x 93mm. The bottom part is provided with hole for emptying, locked with plastic clip.