BUILDING SERVICES ENGINEERING
McLean Consulting specialises in the design and specification of all aspects of building services engineering for commercial, industrial and large residential buildings.

Air Conditioning & Ventilation (HVAC)
- Air conditioning load calculations & system energy simulations using industry-standard building modelling software.
- Mechanical ventilation for compliance with NZBC clause G4.
- Commercial kitchen hood, exhaust and make-up air systems for compliance with AS 1668.2.
- Acoustic analysis of ducted systems to optimise noise control.
- Co-ordinated services ceiling plans for smooth site construction.
- Modern and energy efficient system & component selection.

Electrical & Data Systems
- Low voltage installations for buildings, including computerised load calculations for optimum system design and capacity.
- Lighting design, with in-house illumination calculations and rendering using DIALUX software.
- Emergency lighting design for compliance with NZBC clause F6.
- Specification of UFB and structured cabling installations for voice & data.
- Liaison with supply companies and UFB providers to identify supply arrangements and ensure timely network availability.

Hot & Cold Water Supply
- Cold water supply systems, including backflow protection to building code requirements.
- Distributed and central hot water supply systems.
Internal Sanitary Drainage
- Design to NZBC G13 AS1 & AS2, or to NZS 3500.2 for larger and more complex systems.

Fire Protection
- Outline design and specification of commercial & residential fire sprinkler systems.
- Automatic and manual fire alarm systems to meet the requirements of NZBC clause F4.
- Evaluation of fire-fighting water supplies.