a715a371_on__Hardside_Softside_Mattress__0
[1] c- [2] c- [3] 10% of owners complain about the need for maintenance. For example, a water conditioner should be added occasionally, and the water level needs to be maintained. On the positive side, the mattress never needs to be flipped or turned. [0] 
Ease of mainten- ance
Unbiased Waterbed Reviews and Ratings 2014 : Complaints, Advantages, Disadvantages and Comparison: Hardside Softside Mattress
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