Is an electr.ondeleted.ic temperature c.ondeleted.trol for hydr.ondeleted.ic radiator and radiant floor heating outdoor temperature freeze protecti.ondeleted. +5 c, supply water temperature heating curve. Combines infrared heating and forced air cooling for infra-red lamps generate radiant heat to heat the beakers at c.ondeleted.trol paramters to ensure the programed dyeing curve is.