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Modular Clean Rooms
& Environmental Rooms
Design build: Our engineers and designers will work with you to get the best design, performance and price on you next project. Our factory trained and authorized installation crews are available to give you a complete and professional project.

SI

ISO 14644-1

ROOM CLASS

Maximum allowable count per cubic foot of air.

0.1p

0.2p

0.3p

0.5p

5p

 

Class 1

 

 

 

 

 

 

M1

Class 2

0

 

 

 

 

 

M1.5

Class 3

1

35

7.5

3

1

 

M2.5

Class 4

10

350

75

30

10

 

M3.5

Class 5

100

 

750

300

100

 

M4.5

Class 6

1,000

 

 

 

1000

7

M5.5

Class 7

10,000

 

 

 

10000

70

M6.5

Class 8

100,000

 

 

 

100000

700

All Guidelines and Criteria are approximates.

CRITERIA

CLASS 10 M2.5
ISO 4

CLASS 100 M3.5
ISO 5

CLASS 1,000 M4.5
ISO 6

CLASS 10,000 M5.5
ISO 7

CLASS 100,000 M5.5
ISO 8

Air Changes Per Hr / Min

Per Hour/Per Minute   500-600/8-10

300 To 480
5 To 8

180/3

60/1

30/.5

Filter Coverage %

90 to 100

50 to 70

20 to 30

7 to 15

4 to 5

CFM Per Square Foot

85 to 90

36 to 65

18 to 32

9 to 16

4 to 8

Filter Efficiency

99.9997
(5-9s ULPAs)

99.997
(4-9s HEPAs)

99.997
(4-9s HEPAs)

99.997
(4-9s HEPAs)

99.97
(3-9s HEPAs)

Type of Ceiling

2" Aluminum Painted Grid

2" Aluminum Painted Grid

2" Aluminum Painted Grid

1 1/2" T-Bar Conventional

1 1/2" T-Bar Conventional

Light Fixture Type

Tear Drop or
Flow Thru

Tear Drop or 2'x4' C/R Fixture

2' X 4' Clean room Fixture

2' X 4' Clean room Fixture

2' X 4' STD Fixture Field Sealed

Ceiling Panels

FRP or Epoxy Painted

FRP, Vinyl rock or Mylar

Vinyl rock or Mylar

Vinyl rock or Mylar

Vinyl rock or Mylar

Wall System

Modular

Modular

Modular

Modular

Modular

Floor Covering

Heat Weld Vinyl or Poured Epoxy

Heat Welded Sheet Vinyl

Solvent Welded Sheet Vinyl

Sheet Vinyl or VCT

Sheet Vinyl or VCT

Flooring Base

2" to 6' Cove

Cove or Aluminum Base Channel

Cove or Aluminum Base Channel

Cove or Aluminum Base Channel

Cove or Aluminum Base Channel

Air Returns

Raised Floor or Center Returns

Low Wall on Long Axis

Low Wall at Perimeter

Low Wall

Low Wall or Ceiling

Stretch Wall Clean Room
Stretch Wall Clean Room
Soft Wall Clean Room
Soft Wall Clean Room
Positive Pressure "E" Room/Clean Room Environment
Positive Pressure "E" Room/Clean Room Environment
Softwall Clean Tunnel with Velcro Panels.
Softwall Clean Tunnel with Velcro Panels. Complete accessibility
for maintenance and low cost standard replacement panels.
Modular Clean Rooms from Modular Wall Technology Installions LLC International