Tigchel heater do-it-yourself kit
A fire concrete Tigchel heater comes as a complete stackable kit, including doors, ashpan and any optional extras, drawings and operating instructions. Putting the heater together will take only a couple of hours. After that, the Tigchel heater is ready to go!

Below are some of the drawings from the operating instructions that come with the DIY kit. Also included are a number of photographs taken by DIY-ers, showing that building a Tigchel heater is child's play.