WBPWD/EE/HED/NIT- 39 of 2025-2026

Charges for dismantling of existing split type AC machines Ductable unit complete set i.e, indoor and outdoor units, refrigerent pipe lines, cables, outdoor brackets etc as directed by the EIC. The same dismantled items submitted to the section store in good running condition.

SITC of 415V minimum 8.5TR ductable split AC machine complete set (indoor and outdoor) having minimum air flow 3390CFM, R410A refrigerent, DC inverter type scroll compressor, copper coils at both units i.e, indoor & outdoor, centrifugal type fan motor with speed control, P2 type capacitors, 15mtr corded remote. (Make: Carrier or latest model / equivalent in Hitachi/ equivalent Mitsubishi having same or higher rating with latest model as per direction of EIC). Charges of tie rods complete with anchor fastners for indoor unit hangings included. Charges of anti-vibration pad at outdoor unit included.

1mm thick copper pipe dia 5/8 inch or 16mm.

1mm thick copper pipe dia 1-1/8 inch or 29mm with 25mm thick insulation.

SITC of 7core 2.5sqmm flexible copper unarmoured PVC insulated cable from indoor unit to outdoor unit. (Make: Finolex / Polycab ) through existing laid PVC pipe.

SITC of 4core 4sqmm -do-.

SITC of 2core 2.5sqmm -do-.

Supply & laying 32mm dia UPVC/HDPE pipe & all accessories in wall for drain line with nitrile rubber insulation (MD/ Oriplast/ Supreme).

Charges for making canvas connections with existing plenum chamber and new AC machine. Making necessary connection arrangement with new machine with existing plenum chamber.

SITC of 50x50x6 mm MS angle or suitable size MS sections duly fabricated along with cutting, grinding, welding and two cote red oxide painting as per direction of EIC.

SITC of extra refrigerent 410A as per manufacturer guide line.

SITC of 9mm thick nitrale insulation with adhesive for new AC machine.

S&F 20mm PVC Rigid Conduit 'FR' [Precision Make] on wall, ceiling with saddles and other accessories as required and mending good damages to building works. (E-16/7(a), 7(b))

0.63mm / 24SWG

0.80mm / 22SWG

Damper

Actuator

Supply and fixing of acoustic lining of supply air duct and plenum with 25mm thick resin bonded glass wool having density of 32kg/m³, with 25mm X 25mm GI section of 1.25mm thick, at 600mm centre to centre covered with Reinforced Plastic tissue paper and 0.5mm thick perforated aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specifications.

ADD GST @ 18%

ADD LWC @ 1%