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10.25 Supply and installation of double bubble foil insulation at wall and roof of nominal thickness of 8 mm conforming to Class A in accordance with the ASTM-E84-09 fire test standard, including the cost of lapping, costape, adhesive and necessary accessories, all complete as per drawing, specification and direction of Engineer-in-charge.

Supply and installation of Double Bubble foil Insulation at wall and roof of nominal thickness 8 mm conforming to Class 1 /Class A in accordance with the ASTM-E84-09 fire test standard

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 8 mm thick double bubble insulation Cost of materials cost of 8 mm thhick double bubble insulation 100 sqm 147 per sqm 147 14700
2 8 mm thick double bubble insulation Wastage + lapping, 5% 5 sqm 147 per sqm 147 735
3 Fitting and fxing of dubble bubble insulation on roof and wall Fitting and fixing 100 sqm 50 sqm 50 5000
Sub-Total 20435
Contractor's Profit 10% 0.1 2043.5
Contractor's Overhead Expenses 3.5% 0.035 715.23
Total 23193.73
Add VAT with adjustment factor. 1.08108 7.5% 0.075 1880.57
Grand Total 25074.3
Rate per sqm 250.74
Rate per sqm 250.74
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