supply of refrigerant recovery unit of 1) gas recovery machine suitable for r - 22, r - 407c and other consisting category iv refrigerantsrefrigerant recovery unit of 1) gas recovery machine suitable for r - 22, r - 407c and other consisting category iv refrigerants,refrigerant recovery unit of 1) gas recovery machine suitable for r - 22, r - 407c and other consisting category iv refrigerants working in 230 v ac, 50hz, 0.75 hp motor, 1450 rpm, oil less air cooled, piston type with automatic safety shut off at 38.5 bar (min), recovery rate (liquid) not less than 1.8 kgs / mi n equivalent to value make model no. vrr 12 l - 1 no., 2) empty cylinder 10 kg - 1 no., 3)double gauge m anifold - 1 no. make: appion, robinair, inficon,value or similar. [ warranty period: 30 months after the da te of delivery ] ]