Accepted
Accepted 15 Sep 2026 — job J-26-0230 raised
Kwinana — control room & labs · Kwinana · from ENQ-1188 · prepared by Matthew Jacka
Cost
$19,428
98 labour hrs · $5,744
Price ex GST
$27,453
25 lines · 2 groups
Margin
$8,025
29.2% of price
Total inc GST
$30,198
GST $2,745.30
Bill of materials & labour Accepted
| Item | Qty | Unit | Unit cost | Markup | Unit sell | Line | |
|---|---|---|---|---|---|---|---|
| Ducted split 20 kW 3-phase — supply & install | $20,597 | ||||||
| DAI-FDYQ200 Daikin 20.0 kW ducted split inverter, 3-ph (FDYQ200) | 1 | ea | $8,420.00 | 22% | $10,272.40 | $10,272.40 | |
| CU-PR3858 Pre-insulated pair coil 3/8" + 5/8" × 20 m | 2 | coil | $342.00 | 35% | $461.70 | $923.40 | |
| EL-IC415 Interconnect cable 4C 1.5 mm² | 30 | m | $2.29 | 40% | $3.21 | $96.30 | |
| EL-ISO35 Isolator 35 A 3-pole IP66 | 1 | ea | $58.00 | 35% | $78.30 | $78.30 | |
| EL-5C4 4 mm² 5-core circular cable | 20 | m | $5.90 | 35% | $7.97 | $159.40 | |
| MS-STAND Galvanised roof stand / plinth | 1 | ea | $145.00 | 35% | $195.75 | $195.75 | |
| MS-DRAIN Condensate drain 20 mm PVC + fittings | 1 | set | $28.00 | 35% | $37.80 | $37.80 | |
| DU-DIF450 Ceiling diffuser 4-way 450 sq. with plenum | 8 | ea | $46.00 | 35% | $62.10 | $496.80 | |
| DU-RAG600 Return air grille 600 × 600 with filter | 2 | ea | $74.00 | 35% | $99.90 | $199.80 | |
| DU-FLX250 Insulated flexible duct 250 mm × 6 m | 8 | length | $72.00 | 35% | $97.20 | $777.60 | |
| DU-SPG250 Spigot collar 250 mm with damper | 8 | ea | $18.00 | 35% | $24.30 | $194.40 | |
| DU-MASTIC Duct mastic & foil tape kit | 3 | kit | $22.00 | 35% | $29.70 | $89.10 | |
| CT-ZONE4 4-zone control system with touch screen | 1 | ea | $860.00 | 30% | $1,118.00 | $1,118.00 | |
| RG-N2-G Dry nitrogen — G size cylinder | 0.5 | cyl | $98.00 | 30% | $127.40 | $63.70 | |
| MS-SUND Fixings & sundries allowance | 2 | lot | $35.00 | 35% | $47.25 | $94.50 | |
| LAB-MECH Refrigeration mechanic | 24 | hr | $72.00 | 73.6% | $125.00 | $3,000.00 | |
| LAB-APP Apprentice | 24 | hr | $38.00 | 97.4% | $75.00 | $1,800.00 | |
| LAB-ELEC Electrician | 8 | hr | $76.00 | 64.5% | $125.00 | $1,000.00 | |
| Rectangular supply duct — per 10 m run × 3 | $6,856 | ||||||
| DU-GALV06 Galvanised sheet 0.6 mm 2400 × 1200 | 18 | sheet | $46.00 | 35% | $62.10 | $1,117.80 | |
| INS-DUCTR1 Duct insulation blanket R1.0 × 15 m roll | 6 | roll | $112.00 | 30% | $145.60 | $873.60 | |
| DU-MASTIC Duct mastic & foil tape kit | 6 | kit | $22.00 | 35% | $29.70 | $178.20 | |
| DU-VCD300 Volume control damper 300 × 300 | 3 | ea | $48.00 | 35% | $64.80 | $194.40 | |
| MS-SUND Fixings & sundries allowance | 3 | lot | $35.00 | 35% | $47.25 | $141.75 | |
| LAB-DUCT Sheetmetal worker | 30 | hr | $68.00 | 69.1% | $115.00 | $3,450.00 | |
| LAB-APP Apprentice | 12 | hr | $38.00 | 97.4% | $75.00 | $900.00 | |
Scope & exclusions
Supply, install and commission as per the line items. Includes electrical isolation, refrigerant charge, testing and a commissioning report.
Exclusions: Builder's works, penetrations through fire-rated elements, after-hours work unless noted, structural certification. Flights and camp accommodation supplied by client on remote sites.
Client & site
- Client
- CSBP Kwinana
- Contact
- Andrea Novak · 08 9411 8777
- Site
- Kwinana — control room & labs
- Access
- Major hazard facility · permit to work
- Terms
- 30 days EOM
- Priced on
- 08 Sep 2026