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-26-0291 Rev A
Date 11 Sep 2026
Valid until 10 Oct 2026
Prepared by Matthew Jacka
Prepared for
CSBP Kwinana
Attn: Andrea Novak
andrea.novak@csbp.com.au
ABN 81 008 668 371
Site
Kwinana — control room & labs
Kwinana
Control room & labs — ducted 20 kW and duct mods
| Description | Amount ex GST |
|---|---|
Ducted split 20 kW 3-phase — supply & install 1 × Daikin 20.0 kW ducted split inverter, 3-ph (FDYQ200) · 2 × Pre-insulated pair coil 3/8" + 5/8" × 20 m · 30 × Interconnect cable 4C 1.5 mm² · 1 × Isolator 35 A 3-pole IP66 · 20 × 4 mm² 5-core circular cable · 1 × Galvanised roof stand / plinth · 1 × Condensate drain 20 mm PVC + fittings · 8 × Ceiling diffuser 4-way 450 sq. with plenum · 2 × Return air grille 600 × 600 with filter · 8 × Insulated flexible duct 250 mm × 6 m · 8 × Spigot collar 250 mm with damper · 3 × Duct mastic & foil tape kit · 1 × 4-zone control system with touch screen · 0.5 × Dry nitrogen — G size cylinder · 2 × Fixings & sundries allowance · Installation, testing & commissioning (56 hrs) | $20,597.25 |
Rectangular supply duct — per 10 m run × 3 18 × Galvanised sheet 0.6 mm 2400 × 1200 · 6 × Duct insulation blanket R1.0 × 15 m roll · 6 × Duct mastic & foil tape kit · 3 × Volume control damper 300 × 300 · 3 × Fixings & sundries allowance · Installation, testing & commissioning (42 hrs) | $6,855.75 |
| Subtotal (ex GST) | $27,453.00 |
| GST 10% | $2,745.30 |
| Total (inc GST) | $30,198.30 |
This quotation is valid for 30 days. Prices are based on supplier costs on 08 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