Recycled grey water can be used for irrigation and in constructed wetlands. Black water is waste water from toilets, while greywater is waste water from sinks, dishwashers, bathtubs, and washing machines. Black water is contaminated with disease carrying bacteria, while grey water has lesser contaminants.

Vinyl floors are a popular option among homeowners, particularly in kitchen and bathroom applications. A synthetic cousin of linoleum, vinyl flooring is water-and stain-resistant, versatile, and provides good durability for the cost.

Although Flood sensors come in all varieties, but they pretty much all work using the same mechanism. When water touches two exposed metal probes, the device senses increased conductivity between those probes and sets off an alarm.