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-26-0299 Rev A
Date 29 Sep 2026
Valid until 28 Oct 2026
Prepared by Michelle
Prepared for
Jandakot Airport Holdings
Attn: Sophie Lindqvist
sophie.lindqvist@jandakotairport.com.au
ABN 72 089 375 908
Site
Jandakot Airport — terminal & offices
Jandakot
Terminal offices — 2 × ducted 20 kW replacement
| Description | Amount ex GST |
|---|---|
Ducted split 20 kW 3-phase — supply & install × 2 2 × Daikin 20.0 kW ducted split inverter, 3-ph (FDYQ200) · 4 × Pre-insulated pair coil 3/8" + 5/8" × 20 m · 60 × Interconnect cable 4C 1.5 mm² · 2 × Isolator 35 A 3-pole IP66 · 40 × 4 mm² 5-core circular cable · 2 × Galvanised roof stand / plinth · 2 × Condensate drain 20 mm PVC + fittings · 16 × Ceiling diffuser 4-way 450 sq. with plenum · 4 × Return air grille 600 × 600 with filter · 16 × Insulated flexible duct 250 mm × 6 m · 16 × Spigot collar 250 mm with damper · 6 × Duct mastic & foil tape kit · 2 × 4-zone control system with touch screen · 1 × Dry nitrogen — G size cylinder · 4 × Fixings & sundries allowance · Installation, testing & commissioning (112 hrs) | $41,219.50 |
Rectangular supply duct — per 10 m run × 2 12 × Galvanised sheet 0.6 mm 2400 × 1200 · 4 × Duct insulation blanket R1.0 × 15 m roll · 4 × Duct mastic & foil tape kit · 2 × Volume control damper 300 × 300 · 2 × Fixings & sundries allowance · Installation, testing & commissioning (28 hrs) | $4,570.50 |
| Subtotal (ex GST) | $45,790.00 |
| GST 10% | $4,579.00 |
| Total (inc GST) | $50,369.00 |
This quotation is valid for 30 days. Prices are based on supplier costs on 26 Sep 2026.
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