supply of (1) exhaust fan, metal body, 300 mm sweep, 900 rpm, heavy duty, 230 v ac, 50 hz, single phase as per is-2312 (2) oil heater 9 fin, 2400 watt liquid-filled heater (room heater), 230 volt (+ / - 10%) 50 hz, type- liquid filled heater, no. of heat settings : 3, conformity to is: 302-2-30: 2007 latest. make- bajaj, havells or as per similar specification. (3) supply of oil filled room heater, operating voltage- 220 volt ac, power- 2900 watt, conformity to is: 302-2-30: 2007 or latest (4) heat convector (hot air blower) 2000 watt with thermal cut off metal body suitable for 1- phase 230 volt ac, 50 hz. make- havells(1) exhaust fan, metal body, 300 mm sweep, 900 rpm, heavy duty, 230 v ac, 50 hz, single phase as per is-2312 (2) oil heater 9 fin, 2400 watt liquid-filled heater (room heater), 230 volt (+ / - 10%) 50 hz, type- liquid filled heater, no. of heat settings : 3, conformity to is: 302-2-30: 2007 latest. make- bajaj, havells or as per similar specification. (3) supply of oil filled room heater, operating voltage- 220 volt ac, power- 2900 watt, conformity to is: 302-2-30: 2007 or latest (4) heat convector (hot air blower) 2000 watt with thermal cut off metal body suitable for 1- phase 230 volt ac, 50 hz. make- havells,exhaust fan, metal body, 300 mm sweep, 900 rpm, heavy duty, 230 v ac, 50 hz, single phas e as per is-2312 [ warranty period: 30 months after the date of delivery ] ] , oil heater 9 fin, 2400 watt liquid-filled heater (room heater), 230 volt (+ / - 10%) 50 hz, type- liquid filled heater, no. of heat settings : 3, conformity to is: 302-2-30: 2007 latest. make- bajaj, hav ells or as per similar specification. [ warranty period: 30 months after the date of delivery ] ] , supply of oil filled room heater, operating voltage- 220 volt ac, power- 2900 watt, conformit y to is: 302-2-30: 2007 or latest [ warranty period: 30 months after the date of delivery ] ] , heat convector (hot air blower) 2000 watt with thermal cut off metal body suitable for 1- p