Practical tool: the graduated density can hold more dirt and has a 5 microme capacity to filter cleaner water. The inlet screen of the tankless water heater has a dirt holding capacity and should be replaced every 2-3 months for an optimal effect. Product material: made of high quality reliable material for long-term service life, compact, sturdy and .It is a perfect replacement parts of the tank heater for . Package contents: you receive 2 pieces H98-510-S parts without water filter for the inlet inlet removal tool with the intellance inlet of the kettle. Product size: the filter for instantaneous measures 1.97 x 2.51 x 4.55 cm. The inlet filter removal tool is 1.55 x 1.8 x 3.79 cm. Please confirm the size if our product matches your tank hole water heater when purchasing. Easy to install: no tools required. Simply remove the old or broken tank, Waterhuter filter part in less than 5 minutes and replace the efficiency and quickly return to daily activities.