Definition of the term Combustion Air The duct work installed to bring fresh, outside air to the furnace and/or hot water heater. Normally 2 separate supplies of air are brought in Related Posts Definition of the term Aggregate Crushed stone, slag or water-worn gravel that comes in a… Definition of the term Amperage The rate of flow of electricity through wire - measured… Definition of the term Arbitration Service A service to resolve complaints, as in NACHI's Arbitration Service.
Definition of the term Arbitration Service A service to resolve complaints, as in NACHI's Arbitration Service.