marcello belcastro 14/12/25 marcello belcastro 14/12/25

How much does a BASIX Certificate cost in 2026?

How much does a BASIX Certificate cost in 2025?"

Here is a break down of the government and consultant fees.

marcello belcastro 9/12/25 marcello belcastro 9/12/25

Spot the differences.

Part of the job of a Thermal Performance Assessor is playing ’Spot the difference’ with a design.

marcello belcastro 12/7/25 marcello belcastro 12/7/25

Inputting data into the BASIX portal can be a challenge.

I built a spreadsheet to interpret the building element details summary quickly for entry into the planning portal.

marcello belcastro 15/6/25 marcello belcastro 15/6/25

A recycled timber post

marcello belcastro 9/4/25 marcello belcastro 9/4/25

One in four people in the world does not have access to safe drinking water