Sheet metal ducts, fibreglass lined ducts, and fiberboard ducts are the three basic forms of rigid ducting.
Duct design accessories are used in the construction of ducts or air ducts. Duct designs can be considered as one of the most important parts of a building. They are designed to provide adequate airflow, providing cooling and heating for the building.
Typically, the connection pipe is covered with insulation and metal sheet metal to prevent condensation forming inside it. There are some types of connections that have a metal sleeve at this point that helps in preventing corrosion when water or other liquid seeps into them through cracks in the insulation or metal sheet metal coating on them.
There are two types of connection pipes, which are called the supply, and return type. The supply pipe is a long pipe that connects with the outside air or outside unit, while the return pipe is a shorter one that connects your home's ducts to an inside unit.
Learner's Ratings
4.5
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Reviews
S
sandhani sayyad
5
Good
S
SK
5
it's very usefull course from begning basic to advance level but sir please provide excel sheets for heat calculation
T
Tushar RavindraKumar Chaurasia
5
very easy to learn, simple language and best understanding though video series
best for a HVAC technician and engineer
A
Abdul Majed
5
This course is undoubtedly time effective and beginner friendly.
S
Syed anwar
4
Hello
S
SHOAIB AKHTAR
5
It's very important for ac technician
S
Syed Sabeel
5
Sir where can I get this drawing auto cad final drawing
Z
Zakir Ullah
4
I love this course. Everything is made clear.
M
Md Akbar
5
HVAC TECHNICIAN knowledge video
K
Kazi Mohd Qamar
4
so far,the course and content is good,teacher is looking a bit unexperienced and anxious
,you need to do practice by yourself too.mail me qaziqamar487@gmail.com for 2017 databook of ISHRAE
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