Air Conditioning Designs For All Needs, Servicing Sydney Wide.. Commercial and Industrial Air Conditioning - Prestons, NSW . Brand: Aircon Rentals, Mitsubishi. Service: Design, Modifications, Upgrades. Feature: Energy Efficient. Property: Schools, Shops, Warehouses. Service Option: By Appointment, Home Visits, Maintenance Contracts, Quotes. Payment Method: Cash, Cheques, EFT. Assurance: Accredited, ARC, Licensed. Trade: Contractors, Technicians