Double glazed windows have two window panes separated by a space. This space is typically filled with argon or krypton,
Category: Energy saving
![solar chimney](https://www.build-smarter.com/wp-content/uploads/solar-chimney.jpg)
A solar chimney, also known as a thermal chimney, can be used to improve ventilation in a building. The ventilation
![Trombe wall](https://www.build-smarter.com/wp-content/uploads/Trombe-wall.jpg)
A trombe wall is a type of equator-facing dark-coloured wall that absorbs thermal energy from incident sunlight. The wall is