Energy and controls · 15 September 2025
NCC Section J lighting energy provisions
How NCC energy provisions treat interior lighting power, control credits and climate zones — and why they do not replace AS/NZS 1680 in an Australian building.
Energy and sustainability editor
Priya Nair
Brisbane, Queensland
Priya works on NABERS, Green Star and Section J lighting models. She is unsentimental about payback claims and fond of metering that actually records something.
Workplace and office lighting · 22 July 2025
Circadian and tunable-white lighting for Australian workplaces
What melanopic EDI, WELL-style circadian credits and tunable-white hardware can actually do in an Australian office — and the wellness claims a specifier should refuse to write.
Read Circadian and tunable-white lighting for Australian workplaces
Design and specification · 19 July 2025
Daylight integration in Australian buildings
How to use daylight in Australian commercial buildings without glare, dead photocells or a Section J credit that the blinds quietly cancelled.
Retail and hospitality lighting · 14 July 2025
Supermarket fresh-food and aisle lighting
Aisles, fresh-food spectrum, refrigerated cabinets and the energy arithmetic that survives a night fill in an Australian supermarket.
Outdoor and civic lighting · 1 July 2025
Precinct, campus and public-realm lighting
How Australian campuses and councils light paths, plazas and wayfinding without flattening the night or ignoring dark-sky and neighbour duties.
Standards and compliance · 18 June 2025
NABERS, Green Star and lighting performance
How NABERS Energy and Green Star treat lighting power, hours and metering in Australian commercial buildings — and why a Section J model is not a rating.
Energy and controls · 16 April 2025
LED total cost of ownership versus fluorescent
A total-cost method for comparing LED and residual fluorescent in Australian commercial buildings — tariffs, hours and maintenance, without a brochure’s ninety per cent.