Tender For supply of refrigerant recovery unit consisting of 1) gas recovery machine suitable for r - 22, r - 407c with recovery rate (liquid) not less than 1.8 kgs / min -1 no. 2) empty cylinder 10 kg - 1 no. 3) double gauge manifold - 1 no. make acceptable - appion, robinair, inficon, value. [ warranty period: 12 months after the date of delivery ]