Electronic and engineering co [i] pvt ltd, an iso 9001-2000 certified company, since 1995, ensures varieties of textile machines. Perspirometer is a part of those products. Perspirometer is used to determine colour fastness to perspiration. This machine is made of metallic frame with requisite loading device. The treatment of samples in contact with specified fabrics and placing them in between the plate is done. After drying the staining on adjacent fabric and loss of colour from dyed fabric is assessed with grey scale.