supply of plastic cover for 2 aspect signal unit cover opened from front side and bottom side and made of black polyethene sheet of 200 micron thickness side of 1200mm x 460mm x 205mm on back side 75mm wide corner to corner diagonal mark of silver colour of 100 micron thickness to be provided total up cover with signal unit suitable nylon rope of 5mm dia and 4 mtr length to be provided on front side and 1.5 mtr length at centre .supply of plastic cover for 2 aspect signal unit cover opened from front side and bottom side and made of black polyethene sheet of 200 micron thickness side of 1200mm x 460mm x 205mm on back side 75mm wide corner to corner diagonal mark of silver colour of 100 micron thickness to be provided total up cover with signal unit suitable nylon rope of 5mm dia and 4 mtr length to be provided on front side and 1.5 mtr length at centre .,supply of plastic cover for 2 aspect signal unit cover opened from front side and bottom side and m ade of black polyethene sheet of 200 micron thickness side of 1200mm x 460mm x 205mm on back side 75mm wide corner to corner diagonal mark of silver colour of 100 micron thickness to be provided total up cover with si gnal unit suitable nylon rope of 5mm dia and 4 mtr length to be provided on front side and 1.5 mtr length at centre . [ warranty period: 30 months after the date of delivery ] => limited