What year did 6 star energy rating become mandatory in SA?
2010
On 1 September 2010 South Australia adopted the six star level of energy efficiency for houses in the Building Code of Australia (Volume Two of the National Construction Code series).
What is the minimum EPC rating for new build?
There are currently no legal requirements on a minimum EPC rating for new build homes, however the government has said that all social housing, including existing homes, must meet a minimum standard of EPC C by 2035.
Is roof Sarking mandatory in South Australia?
It is mandatory under the Building Code of Australia (BCA) that all tiled residential roofs, regardless of roof pitch, with a rafter length greater than 6 metres must be sarked.
What is the highest energy rating for a house?
What is a 6-star energy rating? An energy rating reflects how much artificial heating and cooling is needed to keep the inside temperature of your home within a comfortable range. A 6-star rating achieves a higher level of thermal energy efficiency than a 5-star rated house.
How do you get a 10 star energy rating?
Key features include:
- Solar panels, including a five-kilowatt photovoltaic panel on the roof.
- Thermal mass concrete floors.
- Highly efficient LED lighting throughout.
- Heavy-duty insulation including under-slab insulation and Bio-Phase Change Material (BioPCM) insulation in walls and ceilings.
- Double-glazed windows.
Can you sell a property with an EPC rating of G?
From 1st April 2018, any properties rented out in the private rented sector will need to have an EPC rating of at least ‘E’ – properties rated as ‘F’ and ‘G’ cannot lawfully be let out after this date.
Are New Builds More efficient?
New build homes are built to much higher standards and with ever rising energy costs, energy efficiency is an important aspect to consider when buying a new home. Overall, new build homes are far cheaper to run and will dramatically lower your households carbon footprint.
What does 6 star energy efficiency mean?
Can I install sarking on an existing roof?
Installation of sarking into the existing roof is an added benefit. You get to have an extra layer of protection against harsh environmental conditions. Moreover, you can try to do it yourself.
How many MJ m2 of energy would a 10 star house in Melbourne require?
So, building a 10 Star home isn’t for everyone. Based on his experience, Tim believes there is a sweet spot between 8 and 9 Stars. Getting to this rating means the house requires between 25 and 54 MJ/m2 per year which can probably be met with the electricity produced from solar panels.