Squatting pan flushing function: it should meet the requirements of washing function, discharge function and splash resistance.Overflow function of lavatory, sink and bidet The lavatory, sink and bidet with overflow holes shall be subjected to an overflow function test and keep it for 5 minutes without overflow.Load resistance: toilets, urinals, washbasins, sinks, bathtub bottoms, and shower trays should be subjected to load resistance tests, and there is no deformation or any visible damage after the test.Toilet flushing noise: The cumulative percentage sound level L50 of toilet flushing noise should not exceed 55dB, and the cumulative percentage sound level L10 should not exceed 65dB.Compatibility of flushing device: It must be equipped with a quantitative flushing device that matches the toilet and meets the functional requirements specified in Article 6.3, and its overall sealing should be ensured. The flushing device should have an anti-siphon function.Compatibility of toilet seat ring and cover: It should be equipped with a seat ring and cover that match the grade of the toilet.(3) Connection tightness requirements: The connection installation between the product and the water supply and drainage system should be kept for 15 minutes without leakage under a hydrostatic pressure of not less than 0.10MPa.5. Certification technical requirements(1) Meet the China Hand Showers price and water efficiency grade of toilet water efficiency.
