Average water consumption of toilets: ≤4L (energy efficiency index: 1); ≤5L (energy efficiency index: 2); ≤6.4L (energy efficiency index: 3)
Full-flush water consumption of a dual-flush toilet: ≤5L (energy efficiency index: 1); ≤6L (energy efficiency index: 2); ≤8L (energy efficiency index: 3)1. Cautions in routine maintenance: Keep articles that are prone to rusting away from prolonged contact with the kitchen sink. Clean the kitchen sink after each use and wipe it dry with a cloth. Try...