Sydney CBD Commercial HVAC

Independent air and water balancing for Sydney’s commercial buildings.

NCC/BCA-compliant commissioning, testing and reports -- for consulting engineers, mechanical contractors and building owners.

Trusted by
Mechanical contractors · Consulting engineers · Head contractors · Facility managers
What We Do

Our Services

Independent commissioning and balancing for commercial HVAC systems across Sydney.

Air Balancing

Measuring and adjusting supply, return, and exhaust airflows to engineered design specifications.

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Pressure Testing

Duct and system leakage testing in accordance with AS 4254 and project-specific tolerances.

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Outside Air Flows

Verifying minimum outside air rates per AS 1668.2 for ventilation compliance.

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Water Balance

Hydronic balancing of chilled and heating water systems for design flow and delta-T.

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HVAC Survey & Report

Site investigation and documentation of existing systems, with recommendations.

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Stair Pressurisation

Fire-mode commissioning per AS/NZS 1668.1 and AS 1851 for compliant life safety systems.

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VAV Calibration

Setpoint verification, min/max flow calibration, and controls validation for VAV terminals.

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Why Choose Us

Independent, accredited, on time.

Independent commissioning.

No installation conflict of interest. Our reports are accepted by certifiers, consulting engineers, and head contractors.

NCC and AS compliant.

Reports referenced to AS 1668.1, AS 1668.2, AS 4254, AS 1851. Every figure is defensible.

Sydney CBD focused.

Local team, fast mobilisation to CBD sites, familiar with A-grade towers to mid-rise commercial.

How It Works

How an engagement works.

Step 01

Brief

Send drawings, mechanical spec, and scope. We quote within 24 hours.

Step 02

Site Visit

Calibrated instruments on site. Readings taken to design figures.

Step 03

Adjust & Verify

Balancing dampers and VAV setpoints adjusted until tolerances are met.

Step 04

Report

Signed commissioning report delivered as PDF, ready for the certifier.

Need a commissioning report?

Send drawings and we’ll quote within 24 hours.

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