What Is A Duct Board

When homeowners receive quotes from HVAC contractors, they typically are given two duct replacement options: sheet metal or fiberglass duct board. There is a third option, phenolic duct, that is made of plastic foam with a foil liner on the inside and exterior.

What is the big dis advantage for using duct board?

The tools to cut and fabricate the ducts are expensive. Another main disadvantage is the fact that the materials are more expensive than a uninsulated metal duct but they are comparable to insulated metal systems.

How do you seal a duct board?

You just do it right on the inside. As you can see you know right inside the duct board same thing

How long is a sheet of duct board?

Duct board - 4 foot X 10 foot sheet - R4 (1") / R6 (1.5") / R8 (2")

How often should duct board be replaced?

“If your ductwork is over 15 years old, you probably should replace it. Ductwork has a maximum lifespan of 20-25 years. By 15 years, however, it begins to deteriorate, significantly reducing your HVAC system's efficiency, so replacement is the prudent option.”

Should I use duct board?

Advantages of Duct Board People might choose it over metal duct because it's a single product with dual benefits: structural integrity and insulating value. Traditional metal duct systems must be accompanied by a separate form of insulation. This adds to the labor and cost of the overall system.

How long does fiberglass duct board last?

Ducts are designed to last for about 10-15 years on average. They are made from a combination of materials such as fiberglass and plastic. At some point, these ducts will get damaged. The sooner you see signs of damage and do something about it, the better.

Is duct board mold resistant?

Fiberglass duct liners are resistant to mold growth and fiber erosion and prevent the distribution of airborne mold or glass fibers. When utilized with mat-faced air-stream surfaces, duct liners resist damage during installation, maintenance, and cleaning.

What is the thickness of duct board?

Fibrous glass duct board is 1-, 1½-, or 2-inch thick rigid boards of insulation material manufactured from resin bonded inorganic glass fibers.

Can duct board be cleaned?

Cleaning and Restoring Fiberglass Duct Boards Fortunately, these systems can now be restored through professional air duct cleaning. Fiberglass-lined or not, preventative maintenance and cleaning are always recommended for all ductwork.

Can I use foam board for ductwork?

You can build ducts from rigid foam board to serve as the distribution system to circulate heated or cooled air in your house. As with all duct systems, it is essential that one built from rigid foam board is correctly designed so that the temperature is comfortable and consistent throughout the residence.

How do you join duct board?

Here. You'll have a good tight seal all the way across here. So how these two connect. Also not only

What are the most popular thickness for duct board?

A duct board is a common form of heating and air conditioning insulation made out of fiberglass and a thin layer of foil. Each board typically is 1 to 2 inches (2.54 to 5.08 cm) thick, and several boards can be assembled together to help airflow and maintain temperature.

What is duct board made of?

Then we have duct board (or fiber board), which is made of compressed fiberglass particles to form a sheet similar to a sheet of drywall.

How do you make a duct board?

Ducts are formed by making grooved cuts in the board and folding.

Can you clean mold from duct board?

Use an EPA registered disinfectant labeled for HVAC use to clean non-porous surfaces (Ductwork, coils, plenums, pans, etc) of mold, mildew, and other dirt. BIOSPRAY-TOWER ready-to-use disinfectant and mold cleaner will kill and remove mold, mildew, and odor-causing bacteria.

How do you know if ductwork is bad?

Steadily climbing energy bills indicate that there is a leak or a block in your ductwork. In either case, you should call a professional and consider the possibility of replacing your ductwork. Poor temperature control within the rooms of your home, as well as hard-to-breath air, are both indications of dirty ductwork.

How do I know if my ductwork needs to be replaced?

Here are common warning signs that may indicate the need for ductwork repair or replacement.

1. Whistle Noises. Your HVAC system produces whistling sounds when there is debris or damage to your air ducts.
2. Hot and Cold Spots. ...
3. High Energy Bills. ...
4. Old Ductwork. ...
5. Unpleasant Smells and Odors. ...
6. Pest Infestation.

Should I wrap my ductwork with insulation?

Without proper ductwork insulation, you could be losing 10-30% of the energy used to heat or cool your home. A good level of ductwork insulation will prevent not only energy wastage, but also leaks, temperature drops, and condensation buildup.

How long does duct work last in a house?

The ductwork in most homes lasts between 10 and 15 years before problems arise. If your ducts are more than 15 years old, have them replaced before major issues such as pests, gaps, or even collapsed sections of ducts appear.