A wall-mounted fountain, small container of water plants, or container fountain will add noise-blocking sound and a sense of serenity to any space.

Wall-mounted fountains: Got a smaller living room area? No sweat. You can go for a wall-mounted fountain. It lends a nice vertical dimension to the area while not cramping on space.

She says Toronto spends about $2000 to $3000 per wall-mounted water fountain and up to $7500 on the high end. Each costs about $700 to $800 to operate each year.