What is PCD ductwork?
PCD duct is a rugged, durable alternative to standard HVAC ductwork and is especially suited to underground applications. PCD ductwork eliminates the need for concrete and props, saving considerable cost. PCD combines the strength of steel and the chemical inertness of plastic.
What is heavy duty PVC pipe?
Schedule 40 PVC pipe is strong, rigid, and can handle pressure applications. For jobs that require a higher pressurization though, schedule 80 pipe is better suited. You can find schedule 80 pipe used most often in heavy duty commercial and industrial applications.
What thickness is schedule 40?
A 4 inches (100 mm) Schedule 40 pipe has an outside diameter of 4.500 inches (114.30 mm), a wall thickness of 0.237 inches (6.02 mm), giving a bore of 4.026 inches (102.26 mm)
What is PVC duct used for?
As we briefly mentioned before, the most popular use of PVC/CPVC duct is in exhaust systems. It is an inexpensive and lightweight material that is perfect for transporting unwanted gases or fumes away from where they are not wanted.
What is duct pipe?
Ducts are conduits or passages used in heating, ventilation, and air conditioning (HVAC) to deliver and remove air. The needed airflows include, for example, supply air, return air, and exhaust air. Ducts commonly also deliver ventilation air as part of the supply air. A duct system is also called ductwork.
Which underground system ducts are used?
In industrial and densely populated areas, cables be installed in underground duct lines (with manholes, handholes, or pullboxes as applicable). Ducts will be concrete encased. In lightly populated areas, cable in nonconcrete-encased duct or direct cable may be used.
What are the dimensions of PVC pipe?
Shin-Etsu Chemical Co.
What is schedule 80 PVC pipe?
Schedule 80 pipe has thicker walls and is able to withstand higher PSI (pounds per square inch). This makes it ideal for industrial and chemical applications. To give you an idea of the size difference, 1” schedule 40 PVC pipe has a .133” minimum wall and 450 PSI, while schedule 80 has a .179” minimum wall and 630 PSI.
Can I use PVC pipe for air?
The use of PVC pipe is common but NOT RECOMMENDED for use with compressed air. It is often used because it is readily available, inexpensive, and easy to install. However, as with many plastics, PVC gets brittle over time and can crack, break, or even shatter.
What are PVC fittings?
S or Slip: A regular hub.