Greenhouse Heating and Ventilation Concepts

Front

________ a fan used to mix warm air near the roof of the greenhouse with cooler air at ground level.

Back

Horizontal airflow (HAF) fan

Front

A heater usually mounted overhead that consists of a radiator through which hot water or steam flows and a fan that blows and circulates heated air.

Back

unit heater

Front

The process of providing fresh air in the greenhouse

Back

ventilation

Front

A fabric used to block light from reaching the crops

Back

short-day curtain

Front

An automated system that utilizes fabrics to insulate the greenhouse at night and shade the crops during the day

Back

Energy curtain

Front

A device that automatically regulates temperature by activating a heating or cooling system when the temperature reaches a certain point

Back

Thermostat

Front

A cooling system involving an atomizer which produces water vapor that cools the greenhouse by flash evaporation

Back

Fog system

Front

A cooling system that has exhaust fans on one side of the greenhouse that pull air through evaporative cooling pads on the other side of the greenhouse

Back

Fan-and-pad cooling system

Front

Advanced growing schedules for floriculture crops involve pinpoint temperature control

Back

True

Front

The trend is to use infrared heating systems made possible with modern boilers that are small and efficient.

Back

False