FRR Service is a division of Frigrite specialising in air conditioning. FRR Service operates within the Australia wide service network. NAC Air Conditioning is a division of Frigrite that is based in Melbourne and also specialises in air conditioning. NAC was established more than 30 years ago and is a leading air conditioning business in the Melbourne Metropolitan area. Its main business is in commercial air conditioning maintenance and installation and its key customers include Federation Square and United Group, together with various universities and municipal councils. NAC currently service over 1,000 sites throughout Victoria.

FRR and NAC provide full air conditioning solutions from design and manufacture through to installation and commissioning. With design and engineering expertise, systems from small domestic to industrial plant applications can be developed to cater for specific requirements of customers. Preventative to comprehensive maintenance packages can be designed to suit customer requirements. The dedicated service and installation teams provide efficient and effective solutions to deliver reliability in the ongoing operation of air conditioning services and equipment.