Grantham Farm, NSW
BASIX & NatHERS assessments in Grantham Farm
BASIX certificates and 7-star NatHERS ratings for new homes, duplexes and granny flats in Grantham Farm and surrounds, Blacktown City Council area.
BASIX & NatHERS for Grantham Farm homes
Grantham Farm is a new master-planned release near Riverstone in the Blacktown growth area, delivering new homes, duplexes and granny flats. Each needs a BASIX certificate and 7-star NatHERS rating, and the hot western Sydney climate makes summer shading the priority.
What matters when building in Grantham Farm
- External shading and eaves to cut harsh summer heat
- Light-coloured roofing and high insulation to reduce cooling demand
- Controlled west and east glazing to limit afternoon heat gain
- Whole-of-home compliance for hot water, lighting and solar PV under NCC 2022
Read more in our guides on reaching a 7-star rating, NSW climate zones and BASIX requirements. We also cover the wider Sydney region.
FAQ
Grantham Farm - common questions
Yes. New homes and granny flats in Grantham Farm need a BASIX certificate and NatHERS assessment lodged with Blacktown City Council.
Standard turnaround is 3-4 business days, with 24-hour express available.
Ready to get started?
Send us your plans and we’ll return approval-ready documentation in 3-4 days - with 24-hour express available.