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Data Center Containment Materials

 

Data Center Containment Materials Overview
Why use polycarbonate for data centers?

Polycarbonate twinwall and multiwall have become a crucial part of data centers and server farms. Twinwall has many properties that make it a superior material for data containment systems and data center enclosures, including:

  • Thermal properties: Polycarbonate twinwall has excellent thermal properties. Hollow fluted channels in the sheet trap air and increase its insulation strength. When used for hot and cold aisles, twinwall helps mitigate thermal loss, preventing the vast majority of heat from transferring between the aisles. These properties lead to more efficient cooling and less reliance on HVAC systems - the Department of Energy estimates that when twinwall is used for hot and cold aisle containment systems, there is a 20% to 25% increase in energy saved.
  • Light transparency: Twinwall is transparent, but is UV protected and diffuses light over its surface. This means that twinwall allows light in without creating the "hot spots" from sunlight or artificial lighting that cause uneven temperatures within the containment system.
  • Impact resistance: Virtually unbreakable, polycarbonate twinwall rarely requires replacement and is stronger than all comparable material solutions.
  • UV resistance: Twinwall is UV coated to protect against yellowing and UV degradation and prevents more than a 4% decrease in light transmission over 20 years.
  • Fire rating: Twinwall is Class A fire-rated - it is flame retardant and will slow the spread of smoke and flames in the event of a fire.
  • Modular: Twinwall is modular and can be easily installed or removed, allowing for flexible design, reconfiguration, and expansion. This modularity lets data centers scale up or down efficiently compared to similar materials.

Plastic products for data center aisle containment fall under NAICS codes #236220, 518210, and 541513.

 

Data Center Containment Resources & PDFs
Customers Also Asked:
Is twinwall insulation?

Twinwall polycarbonate is used as a barrier that separates hot and cold aisles - it provides thermal insulation and helps regulate temperatures in the data center or server farm. Its hollow fluted channels provide superior thermal insulation properties that allow hot and cold aisles to exist next to each other without heat transfer.

What are the types of containment in data center?

Data center containment consists of two types: hot aisle containment and cold aisle containment. Hot aisle containment directs hot air from server exhausts into a designated aisle that is then removed from the system or recirculated, while cold aisle containment directs the cold air from HVAC systems toward server intakes.

What is the difference between hot and cold aisle containment?

Hot aisle containment organizes server racks so that the hot air exhausts face the same side. The hot aisle is enclosed and the hot air is directed towards the ceiling where it can be recirculated by cooling systems or removed. Cold aisle containment sees server racks lined up so that their cold air intakes face the same side. This layout ensures that servers receive consistent cool air. Polycarbonate twinwall panels separate the two aisles, insulating and preventing heat transfer from hot aisles to cold aisles.

What is the temperature of cold aisle containment?

On average, the temperature of cold aisle containment systems in data centers and server farms runs between 64°F to 75°F (18°C to 24°C).

General Properties1 of Polycarbonate Twinwall
Property
Unit
Value
Specific Gravity
g/cc
1.19
Water Absorption @ 24 hrs.
%
0.15
Hardness
Rockwell
R118
M70
Izod Impact (Notched)
ft-lbs/in.
2
Tensile Strength @ Yield
psi
8700
Tensile Modulus
ksi
300
Flexural Strength
psi
14200
Flexural Modulus
ksi
340
Compressive Strength
psi
12500
Compressive Modulus
ksi
345
Elongation @ Break
%
50
Deflection Temperature @ 264 psi
°F
270
1The values listed are typical and are meant only as a guide to aid in design. Field testing is always recommended to determine exact values for each application.
Data Containment - Twinwall Quick Facts

 

Data Containment System Materials

Plastics like polycarbonate multiwall and acrylic play significant roles in data center infrastructure. Polycarbonate twinwall panels are an increasingly popular material for data center containment systems, server shelving, and barriers in data centers - their durability, thermal properties, transparency, and modular nature allow them to help regulate temperatures and better control airflow to reduce the need for air conditioning systems while providing unbreakable protection. Acrylic panels see use in cleanroom environments within data centers, where they serve as barriers to shield server equipment from dust. Like polycarbonate, acrylic is transparent and more impact resistant than glass.

 

 

Polycarbonate multiwall plays an essential part in the construction of hot and cold aisle containment systems in data centers. In hot aisle containment, twinwall barriers are installed between rows of server racks to contain the hot exhaust air generated by the servers. The contained hot air can be efficiently extracted and expelled from the data center, preventing it from mixing with the cooler air supplied to the server intake. This separation helps maintain lower temperatures in the cold aisles where servers draw in cooler air for optimal operation. In cold aisle containment, twinwall barriers enclose the aisles where servers draw in cool air and prevent the mixing of cold supply air with the hot exhaust air. This enhances the efficiency of cooling systems by directing the cold airflow precisely where it is most needed.

Polycarbonate twinwall is lightweight, virtually unbreakable, and is easily installed or removed, making it a good choice for wall and door panels in containment systems. Its transparency lets light in and provides easy visibility into the containment system to monitor the equipment for potential issues. Twinwall is UV resistant and its UV coating prevents more than a 4% decrease in light transmission over 20 years.

 

 

In data centers, polycarbonate multiwall panels are often used as server rack shelving. The hollow nature of polycarbonate twinwall panels enables them to effectively dissipate heat and maintain optimal operating temperatures within data centers. By allowing air to flow through the shelving, twinwall panels help prevent heat buildup around the server equipment, reducing the risk of overheating and improving overall system reliability.

 

 

Acrylic is a heat formable material favored for barriers and partitions in data center cleanroom environments that is more resistant to scratches than other plastics. Acrylic barriers shield the units in the cleanroom from the outside world and are easy to clean and maintain. Acrylic's transparency ensures visibility, allowing personnel to effectively monitor the units for problems. It is rigid and durable, allowing barriers and partitions made from acrylic to maintain the integrity of cleanroom zones even amidst the bustling activity of data center operations.

 

 

Polycarbonate twinwall is typically used to make the specialized turtle-shell and umbrella covers for data centers that shield the servers and equipment from external threats like water, dust, or debris. Twinwall is cold formable (see chart below for U-factor values) and can be formed into the arch or half-barrel shapes used in turtle-shell and umbrella covers. A virtually unbreakable material, polycarbonate twinwall is extremely durable and lightweight, allowing the turtle-shell and umbrella covers to be taken off with relative ease. Twinwall's clarity provides server visibility for monitoring purposes without needing to remove the cover.

Multi-Wall Properties Chart

 

Durable & UV-resistant panels for data centers, server farms, and server installations.
Polycarbonate Twinwall - Clear
Durable & UV-resistant panels for hot and cold aisle containment systems.
Polycarbonate Twinwall - Clear Cut-to-Size
Acrylic sheet is 17 times stronger than glass, has excellent clarity, durability, and is lightweight.
Acrylic Sheet - Clear Cast Paper-Masked
Extruded Acrylic has moderate properties, easy handling and processing, and low cost.
Acrylic Sheet - Clear Extruded Paper-Masked

 

For use with .630" (16mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Base/Cap 207/211
For use with .236" (6mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Divide H #201
For use with .315" (8mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Divide H #202
For use with .394" (10mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Divide H #203
For use with .236" (6mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Endcap U #212
For use with .315" (8mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Endcap U #213
For use with .394" (10mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Endcap U #214
For use with .630" (16mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Endcap U #215
For use with .236" (6mm), .315" (8mm), and .394" (10mm) Polycarbonate Twinwall
Polycarbonate Clear Extruded Base/Cap #230/#231

 

Aluminum vent tape for polycarbonate multi-wall applications
Aluminum Vent Tape
(Part #400) Point-fastening 2 in. hex screw with bubble washer.
#12 Polygal Self Drilling Hex Screw (100 count)
(Part #412) Supports HCP profile with a base-to-metal structure.
1.5 Inch #12 Self Drilling Hex Screw (100 Count)
(Part #505)
1 Inch Twinwall Foam Spacer
(Part #473)
1 Inch Bubble Washer
 
1 Inch #12 Self Drilling Hex Screw (100 Count)

 

 




WARNING: The products on this page can expose you to chemicals including Bisphenol A, CAS 80-05-7, which are known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

WARNING: The products on this page can expose you to chemicals including Ethyl acrylate, CAS 140-88-5, which are known to the State of California to cause cancer. For more information go to www.p65warnings.ca.gov.