How Long Does the Cleanroom Installation Process Take?

One of the most common questions organizations ask when planning a cleanroom is: “How long does the cleanroom installation process take?” No one wants to be stuck waiting for months after deciding to invest in a cleanroom. The timeline depends heavily on the type of cleanroom you choose, however. Modular cleanroom installation is much different than a traditional cleanroom build. Understanding the difference can help you avoid unnecessary delays in your preparation.

Traditional vs. ModularCleanroom Installation

The most important factor affecting installation time is the type of cleanroom.

Stick-Built Cleanrooms (Traditional)

Stick-built cleanrooms are permanent structures constructed on-site from raw materials. The process often involves:

• HVAC, electrical, and plumbing work
• General construction crews
• Local permitting and inspections
• Long lead times (several weeks to months)

In short, stick-built cleanrooms follow the same process as a commercial building project and may take months to complete.

Modular Cleanrooms

In contrast, modular cleanrooms are pre-engineered systems manufactured off-site. Components are delivered ready for rapid assembly, minimizing on-site disruption and delays.

• Rigidwall modular cleanrooms typically take a few days to a few weeks to install.
• Softwall cleanrooms often take even less time – sometimes just a day or two depending on size and complexity.

Modular systems also eliminate most of the dust, noise, and disruption that come with traditional builds.

Cleanroom Testing and Certification Timeline

The next step of the cleanroom installation process involves testing and certification. Based on the needs of your industry, your cleanroom will have to meet a certain standard of cleanliness. This standard is determined by ISO international standards which classify how many particles of a certain size are allowed in the cleanroom. The testing and certification process exists to determine that the cleanroom is performing up to that standard. 

Certification is typically a one- to two-day process, though more stringent classifications (ISO 5 or ISO 6) may require slightly more time for tuning and validation.

What Else Affects Cleanroom Installation Time?

Cleanroom Furniture and Fixtures

Your cleanroom isn’t complete until the right equipment is installed. Cleanroom furniture must often meet specific standards for:

• Anti-corrosion and chemical resistance
• Non-shedding materials
• Sterilization compatibility

Lead times for specialty cleanroom furniture can vary, especially if items are custom or sourced internationally. Be sure to factor this into your timeline early in the planning process.

Time Is Money

If your business needs to launch cleanroom operations quickly, modular cleanroom installation is by far the more efficient route. Modular cleanrooms:

• Are faster to build and certify
• Can meet ISO 5–9 cleanliness standards
• Are expandable, reconfigurable, and relocatable
• Reduce downtime, mess, and permitting delays

Whether you’re building a cleanroom for pharmaceutical production, electronics assembly, medical device manufacturing, or research applications, a modular cleanroom can meet your goals faster and with greater flexibility than a traditional build.

Interested in Modular Cleanroom Solutions or Components?

Technical Air Products manufactures high-quality modular cleanroom systems, fan filter units, and ceiling grid components to meet a wide range of ISO classifications. If you’re planning a cleanroom project and need help determining the right setup, we’re happy to provide product details, specifications, and guidance.

FAQs on Modular Cleanroom Installation

Q: What is a modular cleanroom?

A modular cleanroom is a pre-engineered, prefabricated cleanroom system that is assembled on-site from manufactured components. These systems are faster to install and easier to modify than traditional stick-built cleanrooms.

Q: How long does it take to install a modular cleanroom?

Installation time varies based on size and type. A typical rigidwall modular cleanroom can be installed in a few days to a few weeks, while a softwall cleanroom may take just one to three days to install.

Q: Is modular cleanroom installation faster than traditional construction?

Yes. Modular cleanrooms significantly reduce construction time because the major components are built off-site. This avoids extended on-site construction, minimizes downtime, and eliminates most permitting and inspections.

Q: What happens after installation? Is the cleanroom ready to use?

Not immediately. Once installed, you must test and certify the cleanroom to meet the required ISO cleanliness standards. This process usually takes 1–2 days, depending on the classification level.

Q: What ISO classes can modular cleanrooms meet?

Modular cleanrooms can be designed to meet ISO 5 through ISO 9 classifications, depending on the configuration, air filtration, and control systems in place.

Q: Does cleanroom furniture affect the installation timeline?

Yes. Cleanroom furniture, especially custom or imported pieces, may have long lead times. Furniture layout can also influence room design, so it’s important to plan for delivery and installation early.

Q: Can you move or expand a modular cleanroom later?

Absolutely. One of the biggest advantages of modular cleanrooms is their flexibility. You can expand, reconfigure, or even relocate them as your business or operational needs evolve.