The tape is believed to have properties that can help to balance the energy flow in a space and create a more harmonious living or working environment.Proponents of Vastu tape claim that it can be used in a variety of ways to improve the energy flow in a space. For example, some people use the tape to mark specific areas of a room, such as the corners or entrances, in order to help balance the energy flow.Install around the Washing Machine Base. Install around the Dust Bin Base, Below the entrance Main Door and ground to cut off the extended zone.Vastu Tape 4Inch Width 25 Meter Length Set of 5 It typically consists of a flexible backing material coated with a layer of adhesive on one side.