Astute Architectural Drafting

High Quality Cost Effective House Design

BASIX certificate & NatHERS certification

BASIX certification

The Building Sustainability Index (BASIX) certification is required for all development proposals within NSW. 

Generally used for certification of less complex developments; Certification includes:

  • Water efficiency
  • Thermal comfort (heating & cooling)
  • Energy efficiency 

FirstRate5 Energy Rating

Enables designers and thermal performance assessors to generate energy ratings for a home:

We provide energy rating for:

  • New houses

  • New apartments
    • Alterations and additions
    • Existing residential 



    NatHERS certification

    The Nationwide House Energy Rating Scheme (NatHERS) is a star rating system (out of ten) that rates the energy efficiency of a home, based on its design.  A star rating could be used to assist with:

    • Reducing power and energy bills. 
    • Display the energy efficiency (star rating) when selling or leasing a property.