Tender For supply of immersion type heating element 30 inch long 9 kw capacity , 3-rods with round plate (flange) including 4-holes in plate for fixing the heating element (belgium element) 10 mm dia. of each rod with proper wiring, screw nuts, 3-phase specially made for heating of water with caustic soda. round plate: diameter 150 mm thickness of plate 16mm immersion type heating element:30 inch long, 9 kw, 10 mm dia. holeof fixing bolt 20 mm. make/brand: airex, sinton, vinson, cheri or similar. [ warranty period: 30 months after the date of delivery ] ]