DIY Heating
Awesome DIY Air Heater!. The “Stack Boot” Air Heater. very easy to build. This Room/Air Heater produces temps equal to (or greater than) a standard in-home furnace (350F+), has a high airflow rate and is of metal construction. be ready for winter with this hi temp heater. works good indoors and out. burns isopropyl alcohol (i used 70%).Credit desertsun02