WA HVAC Pty Ltd
1/9 Blackly Row, Cockburn Central WA 6164 · 08 9314 7696 · admin@wahvac.com.au
ABN 49 629 340 405 · Refrigerant Trading Authorisation AU42942 · Electrical Contractor EC10155
Quotation
EST-25-0204 Rev A
Date 13 Oct 2025
Valid until 11 Nov 2025
Prepared by Michelle
Prepared for
Northern Star Resources
Attn: Kirsty Hamlyn
khamlyn@nsrltd.com
ABN 43 092 832 892
Site
KCGM Fimiston — mill & workshops
Goldfields · Kalgoorlie
KCGM Fimiston — coolroom refrigeration
| Description | Amount ex GST |
|---|---|
Coolroom refrigeration — medium temp × 2 2 × Heatcraft condensing unit 1.5 HP medium temp (R448A) · 2 × Kirby coolroom evaporator, medium temp 2.6 kW · 2 × Dixell XR60CX coolroom controller kit · 2 × Copper tube 3/8" soft coil × 15 m · 2 × Copper tube 5/8" soft coil × 15 m · 16 × Armaflex 5/8" ID × 19 mm × 1.8 m · 2 × Copper fittings pack — elbows, couplers, tees · 0.5 × Silver brazing rod 15% — 1 kg · 1 × Dry nitrogen — G size cylinder · 1.2 × Refrigerant R448A — 10 kg cylinder · 2 × Isolator 20 A 2-pole IP66 · 40 × Interconnect cable 4C 1.5 mm² · 2 × Fixings & sundries allowance · Installation, testing & commissioning (80 hrs) | $22,741.51 |
Regional mobilisation — 2-person crew · Installation, testing & commissioning (16 hrs) | $3,120.00 |
| Subtotal (ex GST) | $25,861.51 |
| GST 10% | $2,586.15 |
| Total (inc GST) | $28,447.66 |
This quotation is valid for 30 days. Prices are based on supplier costs on 10 Oct 2025.
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.
Payment terms per our account terms. All work carried out by ARCtick-licensed technicians under RTA AU42942 and EC10155.
Heating · Ventilation · Air Conditioning · Refrigeration · Maintenance