PFS process-controlled environmental room

Process-Controlled Rooms

Controlled environments for finishing processes requiring precise temperature, humidity, and airflow conditions.
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ENVIRONMENTAL ROOMS

PFS Process-Controlled Room

CUSTOM

PFS process-controlled rooms hold the temperature, humidity and airflow that sensitive finishing and manufacturing processes need, in aerospace, electronics and specialty manufacturing. Each room is engineered around your process window and built from insulated panels with filtered air, lighting and controls.

  • Temperature and humidity control
  • Contamination control
  • Precise airflow management
  • Custom sizing
  • ETL/UL listed components
  • Made in the USA
WHAT’S INCLUDED

Engineered Around Your Process Window

01

Temperature control

Heating and cooling sized to your thermal load hold setpoint through seasonal swings.

02

Humidity control

Humidification and dehumidification options for coatings, adhesives and materials sensitive to moisture.

03

Filtered, balanced airflow

Filtered supply and balanced exhaust keep the room clean and pressure stable.

04

Insulated panel construction

Single- or double-wall insulated panels with sealed doors and penetrations.

05

Controls and monitoring

UL 508A control panels with setpoint control, alarms and optional data logging.

06

Any size

From single-process enclosures to large production rooms, indoors or out.

PLANNING GUIDE

Planning a Process-Controlled Room

What to define before you request a quote.

Start with the temperature and humidity range your process needs, how tightly it must hold, and how fast it must recover after doors open. Those numbers drive equipment sizing.

People, lights, equipment and product all add heat. PFS sizes heating, cooling and air changes around the real load, not just the room volume.

Filtered supply air, positive pressure and smooth, cleanable panels keep dust off parts. Pair the room with a prep station or air shower if contamination is critical.

Data logging and alarms document conditions for quality systems and audits.

If flammable vapors may be present, such as with solvent-based coatings, Class I Division 2 rated electrical components, lighting and heaters are available.

Need a Process-Controlled Room?

Share your process window and room size. Our engineers will size the system and quote it.

ETL listed mark
ETL & ETL-C Listed
Intertek — USA & Canada
pfs-ul508a-clean_e8efdeb8
UL 508A Certified
Industrial Control Panel Fabricator
pfs-nfpa
NFPA 33 Compliant
Spray Application Standard
EPA
EPA Compliant
Air Quality Standards
pfs-osha
OSHA Compliant
Workplace Safety Standards
Flag of the United States
Made in USA
Santa Rosa, CA
FREQUENTLY ASKED QUESTIONS

Process-Controlled Rooms — Common Questions

An enclosed room that holds set temperature, humidity and airflow so a sensitive process, such as coating, bonding, curing or testing, runs the same way every time.

A temperature-controlled room focuses on holding temperature. A process-controlled room is engineered around a whole process window, which can include humidity, filtration, pressure and airflow.

Yes. Humidification and dehumidification can be added for moisture-sensitive materials and coatings.

Yes. Controls can include data logging and alarms for quality documentation.

Any size, from single-process enclosures to large production rooms, indoors or outdoors.

Yes. Rooms can be built indoors or outdoors, from single-process enclosures to large production rooms.

Aerospace, electronics and specialty manufacturing, wherever a coating, bonding, curing or testing process needs stable conditions.

The temperature and humidity range your process needs, how tightly it must hold, the room size and what will happen inside.