Materials can be bought from eBay and made up at home - See blog and video for further details -
For the temperature/Humidity sensor just search eBay for 'Mini LCD Celsius Digital Thermometer Hygrometer Temperature Humidity Meter Gauge'
The main component I used for heating is a simple flexible reptile heater - you can find these on eBay for just a few USD - Search for '15*28CM Adjustable Temperature Reptile Heating Heater Mat'
Richard Horne (RichRap) is an Electronics Engineer,
Product Designer, Salesman, and Problem Solver working in a wide range of
industries and applications, across many platforms and technologies for the
last 20 years.
My inte...