supply of plastic coverplastic cover,plastic cover for 2 (two) aspect signal unit cover opened from front side and bottom side and made of black polythene sheet of 150 micron thickness. size:- 1200mm x 460mm x 205mm on back side 75mm wide c orner to corner diagonal cross mark 3 of silver colour of 150 micron thickness to be provided. to tie up cover with si gnal unit suitable nylon rope of 5mm dia and 4mtr length to be provided on front side and of 1.5 mtr length at centre. note - sample should be approved before bulk supply. [ warranty period: 12 months after the date of delivery ] , plastic cover for 4 aspect signal unit cover is opened from front side and bottom side and made of bl ack polythene sheet of 150 micron thickness. size :- 1700 mm x 460 mm x 205 mm on back side 75 mm wide cor ner to corner diagonal cross mark of silver colour of 150 micron thickness to be provided. to tie up cover with signal unit suitable nylon rope of 5 mm dia and 4 mtr length to be provided on front side and of 1.5mtr length at center. no te - sample should be approved before bulk supply. [ warranty period: 12 months after the date of delivery ] , plastic cover for shunt signal unit cover is opened from front side and bottom side made of black pla stic sheet of 150 micron thickness. size;450mm x 300 mm x 150mm on back side 50 mm wide corner to corner di agonal cross mark of silver colour of 150 micron thickness to be provided. to tie up cover with suitable nylon rope o f 5mm dia. note: sample to be get approved before bulk supply [ warranty period: 12 months after the date of deli very ] , plastic cover for route body opened from front side and made of plastic sheet of 100 micron thickne ss. size 685 x 76 mm round shape and in back side 50 mm 100 micron thickness silver colour cross mark. 5 mm dia nylon rope to be provided on front side to tie up. note - sample should be got approved before bulk supply. [ w arranty period: 30 months after the date of delivery ] , plastic cover for route body opened from front side and made of plastic sheet of 150 micron thickne ss. size 685 x 76 mm round shape and in back side 50 mm 150 micron thickness silver colour cross mark. 5 mm dia nylon rope to be provided on front side to tie up. note - sample to be got approved before bulk supply. [ warra nty period: 12 months after the date of delivery ] , plastic cover for route arm open from front side and bottom side made of black plastic sheet of 150 micron thickness. size:- 660mm x 508mm x 76 mm. on back side 50 mm wide corner to corner diagonal cross m ark of silver colour of 100 micron thickness to be provided. to tie up cover suitable nylon rope of 5 mm dia to be pro vided. note - sample should be done approved before bulk supply. [ warranty period: 12 months after the date of delivery ] , plastic cover for 3 aspect signal unit, cover is opened from front side and bottom side and made of black polythene sheet of 100 micron thickness.size:1300mmx46 0mmx205mm. on back side 75mm wide corner to corner diagonal cross mark of silver c olour of 100 micron thick ness to be provided. to tie up cover with signal unit suitabl e nylon rope of 5mm dia and 4 mtr length to be provided on front side and of 1.5mtr le ngth at centre [ warranty period: 30 months after the date of delivery ] , plastic cover for calling on signal unit cover open from front & bottom side of uv protected black polythene sheet of 150 micron thickness of size 300mm x 300mm x 190mm and back side 50mm corner to corne r white diagonal mark of silver color of 100 micron thickness. cover to be provided with suitable nylon rope of 5m m dia and 1.5 meter length. (sample to be get approved from consignee before bulk supply). [ warranty period: 12 months after the date of delivery ] , plastic cover for shunt signal unit cover is opened from front side and bottom side made of black. pl astic sheet of 100-micron thickness. size;450mm x 300 mm x 150mm on back side 50 mm wide corner to corner diagonal cross mark of silver color of 100-micron thickness to be provided. to tie up cover with suitable nylon rope of 5mm dia [ warranty period: 30 months after the date of delivery ] , plastic cover for calling on signal unit cover operated from front & bottom side of black polythene sheet of 100 micron thickness size of 300 mm x 300 mm x 190 mm and back side 50 mm corner to corner white diagonal mark of silver color of 100 micron. thickness to be provided with suitable nylon rope of 5 mm dia and 1. 5 meter length. [ warranty period: 30 months after the date of delivery ]