There is a new player in the NatHERS Software space, and it could be a game changer. Background For the last ten years, there have been only three accredited software providers able to satisfy the NCC's requirement for reducing the heating and cooling loads of...

From May 1st 2020, the NCC 2019 regulations will be mandatory for new building designs.  Whilst generally the energy efficiency requirements are more stringent under NCC 2019 (giving rise to some design and costing changes), there are some new ways that the code...

Walls and Glazing (J1.5) In the past, a building's external walls, internal envelope walls, and glazing, were assessed as three separate components. With NCC 2019, the conditioned envelope wall-glazing construction is assessed as a whole, either for the whole building...

As mentioned in a previous blog article, there are numerous and significant changes to the way that Section J (Deemed to Satisfy) assessments are to be carried out under NCC 2019, Vol 1. These changes take mandatory effect on 1st of May, 2020.  So what are the main...

New energy efficiency provisions aiming to increase energy efficiency by 30-40% were introduced with the release of NCC 2019 on 1st May, 2019. As the changes were quite significant, compulsory adoption was delayed until 1st May, 2020. For the last 12 months, the...

As discussed in a previous blog article, the changes to the Energy Efficiency Provisions that were introduced with the NCC 2019 on the 1st of May 2019 have a mandatory adoption date of the 1st of May 2020. What are the main changes for residential dwellings? The 6...

  New Energy Efficiency Legislation contained in the NCC 2019 was formally adopted on 1st May, 2019.  However, as the changes for both domestic and commercial assessment were so significant, the ABCB gave a 12 month optional adoption period from 1st May 2019. During...

NCC 2019 Energy Efficiency requirements have become mandatory from May 1st  2020. To assist with the transition, we’ve put together a list of some of the upsides of the new legislation, and some of the tighter requirements you’ll also find there.  Upsides of NCC 2019...

A client recently asked if they could build with concrete block (or Besser Brick) external walls without having to insulate them. The answer? Yes, yes, sometimes, possibly, no and yes. Or to put it another way, it depends!   Whether Concrete Block external walls...