Dated

Project :SIDAR TOWER

Contractor :OMEGA ENGG

Client :

KUWAIT INSULATING MATERIAL MANUFACTURING CO. (KIMMCO)

P.O.BOX 9207,

DUBAI, U.A.E.

TEL. : 04-2967660 / FAX : 04-2967550

SUB.: COST COMPARISON OF DUCT INSULATION - SAMPLE ANALYSIS

KDIP - 48 KG/m3 With ALUGLASS COST Dhs.13mm thick 55-70kg/m3 polyolefin -self adhesive COST Dhs.

NEW

1INSULATION THICKNESS - 25 MM Cost/m213.00INSULATION THICKNESS - 13 MM Cost/m220.00

2Duct size Duct size

1. 600x 600 x 1200 mm1. 600x 600 x 1200 mm

duct area in m2 : 2.88 m2duct area in m2 : 2.88 m2

3Insulation Cost for 2.88 m2(2.88X12.5)37.44Insulation Cost for 2.88 m260.48

4Foster 81-10 adhesive

Dhs 140/5us gallon unit rate per litre=Dhs 7.34

Coverage /litre=5m2 (Dhs1.47x2.88=4.23)4.23-

TAPE requirement in Mtr

Long Seam : 1.2 mtr

Cir-seam : 2.4 mtr

Transverse reinforcement : 1.2 mtr

Total tape : 4.8 mtr/2.88 m2

Tape requirement for M2 duct : 1.7 mtr

TAPE - 72 mm Wide x 27 mtr : 11.00/roll

Tape cost for 2.88 m2 of duct (1.7x0.40/mtr)

4With allowance of wastage(tape)1.23-

G.I angle for corners-optional

5Stapler pin 0.10 fills for 1 mtr 0.10--

6Labor9.50Labor8.65

TOTAL COST FOR 2.88 M2 DUCT65.50TOTAL COST FOR 2.88 M2 DUCT89.13

actual cost /m2( 65.50/2.88)22.74actual cost /m2(89.13/ 2.88)30.94

7TOTAL COST FOR 1000 M2 DUCT with Aluglass22740.00TOTAL COST FOR 1000 M2 DUCT with polyolefin -self adhesive30940.00

actual cost /m2(22.74)actual cost /m2(30.94)

THE TOTAL SAVING IS 26.50%