supply of there are seven items required for the maintenance and installation of split and window air conditioners. the item-wise details are given below. , industrial metal clad plug top 20 ampere ,250 v, cast aluminium, 3 pin .make :- bajaj ,usha,crompton,havells, orient electric, anchor/schenider only, is-8623 ] , refrigerant copper pipe of size 5/8 inch pipe suitable for 3 ton split air conditioner. additional equivalent quantity of closed cell elastomeric nitrile rubber tubular insulation (as per specification in the atta ched document) & self adhesive waterproof heavy duty monsoon type insulation tape to be supplied along with supply of refrigerant pipe. ] , set of flair nut of different size details are as under:- (i) flair nut size 5/8 inch suitable for 2 to n split ac = 100 nos. suitable for 2.0 ton ac. (ii) flair nut size 1/2 inch suitable for 1.5 ton split ac = 100 no s. suitable for 1.5 ton air conditioner. (iii) flair nut size 1/4 inch suitable for 1.5 son split ac = 100 nos. suita ble for 1.5 ton air conditioner. ] , supply of powder coated wall mounted metallic stand with accessories suitable for outdoor uni t of 1.5 ton or above high wall split air conditioner including installation, testing and commissioning of the sa me at wall with suitable nuts, bolts, fasteners, washer and other required accessories. ] , supply set of 2 sizes of nitrile rubber for 1.5 ton air conditioner piping tube foam heat and cold insulation polyethylene foam pipe class 1 black.1) 1 / 4 inch inner dia , 9mm thickness, 1.8 mts length) 1 / 2 i nch inner dia , 9mm thickness, 1.8 mts length ] , set of 2 sizes of nitrile rubber for 2 ton air conditioner piping tube foam heat and cold insulatio n polyethylene foam pipe class 1 black.1) 3/8 inch inner dia , 9mm thickness, 1.8 mts length 5/8 inch inner d ia , 9mm thickness, 1.8 mts length ] , butane gas cartridge capacity : 220 grams for brazing of copper pipe lines of window air cond itioner and split air conditioner plant confirming is:4576 :1999 or latest. ]