More ideas from toxotis
Булерьян своими руками - Построим дом и дачу сами

Running an fan through the middle to blow air up the pipes would help it radiate out. Bend the pipes around a 55 gallon barrel and make a rocket style insulation around it with sand and plaster. Place some sort of central blower to control speed of air

Polo 6N – The German Red Porschekiller VW, VW Polo, VW Polo 6N

Polo – The German Red Porschekiller