Duct Work Category Index
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HVAC Damper Types
HVAC Damper Types - Most of us, when we think of an air damper, think of rushing to a freshly lit fireplace to flip the soot-covered handle that opens the chimney as the room fills with smoke. The HVAC damper is a simple enough concept, directs or redirects airflow in...
Duct Detectors Smoke Detection NFPA 90A Code Requirements
What you will learn from the Duct Detectors Smoke Detection NFPA 90A Code Requirements article: Preface for the NFPA 90A requirements for duct detectors in air conditioning and heating equipment. The question: Where do you install duct detectors in the...
Ductwork and High Ceilings | HVAC Duct Work Systems
Ductwork and High Ceilings - I did not see any reference to my question and would appreciate a response as soon as possible, as due to a medical situation, have to make a decision soon. We own an OLD house with 13' ceilings in a large part of the home and 11" ceilings...
Air Conditioner Ductwork Leaks | Leaky Duct Work
Air Conditioner Ductwork Leaks | Leaky Duct Work - A good consideration when replacing the air conditioning system is the ductwork. Ductwork seems to be the most ignored part of an HVAC system. However, it is a very important consideration in this age of new...
Magnehelic Duct Pressure Sensor
Magnehelic Duct Pressure Sensor - The Magnehelic measures duct pressure inside of ductwork. It is important, for many reasons, to know the pressure inside of ductwork. This Magnehelic measures the supply side pressure of the blower inside the air handler. Magnehelic...
Duct Systems and Bad Ductwork
Bad Ductwork - Ductwork is necessary to deliver the air throughout the HVAC system. It is important that the system has integrity with no leaks. Ductwork is made of different materials. Duct systems also have different construction methods which hold the ductwork...
HVAC Duct Systems
HVAC Duct Systems - Ductwork systems channel the air to the spaces where it is needed from the air handler. HVAC duct systems also will pull the air from the space and channels it back to the air handler where it needs to be conditioned. In some commercial...
Duct Work | Heating and Cooling Mechanical
Most air conditioning and heating systems require some form of ductwork. Ductwork channels or directs the air to places in the dwelling where the conditioned air is needed. There are many types of ductwork available. Often times the ductwork can make a big difference...
Ductwork Integrity and Insulation | HVAC Airflow
Ductwork Integrity and Insulation - So you are having a new HVAC system installed and you selected a system that is high efficiency and you want to get the most out of it. Have you looked at or has the HVAC contractor looked at the ductwork and determined if it is...
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