It s a cheaper product.
Flexible ac ductwork.
When you use flexible ductwork instead of metal ducts you will save some substantial money.
This type of ductwork can either be rectangular or cylindrical and consists of a solid material wrapped in insulation.
Choose insulated or non insulated flexible ducts in the diameter that fits your ductwork.
Lambro rigiflex 4 in x 96 in aluminum semi rigid flexible duct.
Item 1790033 model 1790033.
To prevent problems use saddles or straps to support at regular intervals 4c 4d follow the manufacturer s instructions but in case they get lost here is a list of best practices for.
Lambro rigiflex 4 in x 96 in aluminum semi rigid flexible duct.
This is comprised of grills and registers that are mounted in a commercial building s ceiling or walls.
Flex ducts can be used for heating ventilating and air conditioning systems in both residential and commercial applications.
For more information about the use of flexible ducts read this achrnews article about ductwork design.
Offered here with inside diameters ranging from 4 to 18 flexible ducting also known as flex provides a convenient way to attach supply air outlets to the rigid ductwork.
Rigid hvac ductwork.
Sometimes the best route for a flexible duct run is up and over an obstruction.
Rigid ductwork comes in a variety of shapes materials and sizes.
Flexible ductwork is going to be cheaper than metal ducts in nearly every case.
Flexible or flex duct is an integral part of an air conditioning system.
The flexible ducting connects the heating and cooling system ductwork to the air distribution.
Flexible ductwork uses cheaper materials and therefore is a cheaper option.
Flexible ductwork carries with it several advantages and disadvantages.
But without proper support ducts can develops sags or kinks that reduce airflow 4a 4b.
If quiet operation and energy efficiency are very important to you you might want to go with duct board made from pressed fiberglass which is more expensive but very quiet and efficient.
Flexible duct is quality duct and has become the most popular type of duct used in hvac systems.
Rigid ductwork is known to be enduring and reliable.
Quality duct is essential to maximize the efficiency of central air conditioning units.