Table 5 Tap water appliances, hotel X, Norway, March 2007
Tap water appliances | Use | Filter | Time since last filter change* |
|---|---|---|---|
Ice machine in a small supplementary kitchen (meeting rooms' kitchen) | Ice cubes for water jugs in meeting rooms | 5 μm cellulose filter (Cuno Micro-Klean II, G78 B2) | 18 months |
Ice machine in the bar | Ice cubes for drinks in the bar | Directly connected to water pipe | NA |
Water dispensers in meeting rooms | Drinking water in meeting rooms | 5 μm carbon filter (Omnipure K 2520P) and <0.5 μm ceramic filter (NSF standard 42&53) | 5.5 months |
Water purification system in the main kitchen | Bottled drinking water in the dining hall | 1 μm particle filter and carbon filter, and an UV filter | Changed 2–3 times a year† |