(C) Labour charge for fabrication, assembling and fitting-fixing in position

1. Skilled technician 1/2 no @ Tk. 1,000.00

2. Semi- skilled technician 1/2 no @ Tk. 600.00

3. Tools and plant, sundries etc.

Profit

Overhead

Add VAT with adjustment factor 1.06383

Supplying, fitting and fixing aluminium sliding window frame and shutter (Powder coated any colour)

Considering 1 No. window

Considering 5'-0" x 4'-6" = 22.5 sft of work

(A) Cost of aluminium sections:

1. 75.50 mm, 32 mm outer bottom (high)

of 1.5 mm thick

1 x 5'-0"= 5 rft @ Tk. 96.00

2. 75.5 mm, 26.80 mm outer top

of 1.5 mm thick

1x 5'-0"= 5 rft @ Tk. 98.00

3. 33 mm, 26.80 mm, 22 mm shutter top

of 1.5 mm thick

1 x 4'-9"= 4.75 rft @ Tk. 66.00

4. 60 mm, 24 mm shutter bottom

of 1.5 mm thick

1 x 4'-9"= 4.75 rft @ Tk. 92.00

5. 75.50 mm, 19.90 mm outer side

of 1.5 mm thick

2 x 4'-6"= 9 rft @ Tk. 81.00

6. 31.00 mm, 26.00 mm sliding side

of 1.5 mm thick

2 x 4'-6"= 9 rft @ Tk. 50.00

7. 49.20 mm, 26.20 mm shutter lock

of 1.5 mm thick

2 x 4'-6"= 9 rft @ Tk. 85.00

8. 34.40 mm, 32.10 mm inter lock

of 1.5 mm thick

2 x 4'-6"= 9 rft @ Tk. 88.00

Cutting wastage

(B) Cost of accessories:

1. Sliding window key lock 2 set @ Tk. 80.00

2. Sliding window wheel 4 nos @ Tk. 70.00

3. Sliding window mohiar 33 rft @ Tk. 1.30

4. Sliding neoprene 28 rft @ Tk. 2.70

5. Bolts and screws in/c sealants

(C) Labour charge for fabrication, assembling and fitting-fixing in position

1. Skilled technician 1/2 no @ Tk. 1,000.00

2. Semi- skilled technician 1/2 no @ Tk. 600.00

3. Tools and plant, sundries etc.

Profit