Ghat Diya with Four Coloured Wicks to Find the Defective Direction
A ghee diya with white, red and yellow wicks pointing to the four directions is lit on a water-filled earthen ghat in the North-East, over a mantra written in kesar; a wick that goes out before the ghee ends points to the direction holding a defect.
Earthen ghat (kalash) holding 1 litre of water, with a capacity of about 1.25 litres
Ishaan (North-East) corner of the house or flat