● Replacement for WP100, WP112, WP113, WP114, WP140 WP130 WP150 reservoir valve/ gasket. ● Come with Gasket/ Grommet/ Valve ● Keep your Water flosser with factory pressure pressure.Don't let the water stain and residue reduce factory setting pressure. ● Compatible model: WP100, WP112, WP113, WP114, WP140 WP130 WP150 ● Replace Reservoir/ Tank every 6 months for hygienic recommendation and efficiency.