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heating
Various devices fueled by wood, gas, oil, coal or electricity used for heating a house.
heat pump
Device exchanging heat between two environments of different temperatures; it can either heat or cool a house, depending on how the circuit is set.
wood firing
Creates heat by burning wood; nowadays, heating with wood is usually reserved as a backup.
forced warm-air system
In this type of system, air is heated in a furnace and blown by a fan through a network of ducts to the rooms of a dwelling.
