Profile: Farnam Custom Products generate heater solutions. We introduce Flow Torch™ standard air heaters designed to handle large airflow's. We design custom air heaters for original equipment manufacturers. Crossflow blowers/heaters use multi-purpose mounting brackets to attach directly to the exhaust of a cross flow blower. These blowers provide even flow very quietly in a compact package. We offer control cubesİ, which are the very effective control system for any resistance heater.