Air filters


HEPA FILTERS

Teknopak HEPA filters remove particles down to 0.3 micron from air/gas streams with efficiency exceeding 99.97% when tested in accordance with IEST-RP-CC-001-86.

HEPA versions available are Minipleat (without separators) and Standard (with aluminium separators) either flanged or boxed.

High temperature models are suitable for temperatures up to 400 deg C.

Prefilters are also availble in a range of sizes and airflow capacities.

It must be pointed out that considerable confusion abounds in Names, Definitions, Efficiencies and Test Methods for air filters, and CEN/TC 195 is currently engaged in normalising Standards, nomenclature and testing methods for High Efficiency Air Filters. Future test methods are likely to be particle counting based aimed at the most penetrating particles size - - DIN 24183 .

Employing contemporary technologies in microcontamination control, all Teknopak filters bear the hallmark of committed professionalism, and promise you quality, security, protection and full-value-for-money. Backed by rich experience, continuing research and strong infrastructure, Teknopak s cost-performance-benefit equations remain unequaled.

Choose Teknopak; and you can be sure you are investing in the best in the market.

 

Teknopak Minipleat Separatorless HEPA filters

 

Teknopak Minipleat Separatorless HEPA Filters

Model

Rated Airflow(cfm)
”P = 25mm w.c.

Filter dimensions

Overall dimensions

w

d

h

W

D

H

3010-M

140 cfm

12"

12"

4"

12"

12"

4"

3015-M

335 cfm

18"

18"

4"

18"

18"

4"

3020-M

300 cfm

24"

12"

4"

24"

12"

4"

3030-M

660 cfm

24"

24"

4"

24"

24"

4"

3040-M

1080 cfm

36"

24"

4"

36"

24"

4"

3050-M

1320 cfm

48"

24"

4"

48"

24"

4"

3060-M

2160 cfm

72"

24"

4"

72"

24"

4"

 


 

Teknopak Flanged HEPA Filters with Separators

 

Teknopak Flanged HEPA Filters with Separators

Model

Rated AirFlow (cfm)
”P = 25mm w.c

Filter dimensions

Overall dimensions

w

d

h

W

D

H

3010-F-1212

115 cfm

12"

12"

6"

14 7/8"

14 7/8"

6"

3010-F-1818

280 cfm

18"

18"

6"

20 7/8"

20 7/8"

6"

3030-F-2412

250 cfm

24"

12"

6"

26 7/8"

14 7/8"

6"

3030-F-2424

550 cfm

24"

24"

6"

26 7/8"

26 7/8"

6"

3070-F-1212

230 cfm

12"

12"

12"

14 7/8"

14 7/8"

12"

3070-F-1818

560 cfm

18"

18"

12"

20 7/8"

20 7/8"

12"

3070-F-2412

500 cfm

24"

12"

12"

26 7/8"

14 7/8"

12"

3080-F-2424

1100 cfm

24"

24"

12"

26 7/8"

26 7/8"

12"

 


 

Teknopak Box type HEPA Filters with Separators (Cassette type)

 

 

Teknopak Box type HEPA Filters with Separators (Cassette type)

Model

Rated AirFlow (cfm)
”P = 25mm w.c

Filter dimensions

Overall dimensions

w

d

h

W

D

H

3010-B-1212

115 cfm

12"

12"

6"

12"

12"

6"

3015-B-1818

280 cfm

18"

18"

6"

18"

18"

6"

3020-B-2412

250 cfm

24"

12"

6"

24"

12"

6"

3030-B-2424

550 cfm

24"

24"

6"

24"

24"

6"

3040-B-3624

900 cfm

36"

24"

6"

36"

24"

6"

3050-B-4824

1100 cfm

48"

24"

6"

48"

24"

6"

3060-B-7224

1800 cfm

72"

24"

6"

72"

24"

6"

3070-B-1212

230 cfm

12"

12"

12"

12"

12"

12"

3070-B-1818

560 cfm

18"

18"

12"

18"

18"

12"

3070-B-2412

500 cfm

24"

12"

12"

24"

12"

12"

3080-B-2424

1100 cfm

24"

24"

12"

24"

24"

12"

 


 

Tech-brief

Governing standards

ISO 14644 (1998), IES-RP-CC-001-86, ASTM D2986-71, US-MIL STD 282

Cleanliness level

Fewer than 100 particles of size 0.5µ or larger per cu.ft of air sampled ( or <3,520/cuM ) at filter face

Pressure Drop

1" wc at rated airflow

Efficiency

> 99.97% down to 0.3µ at both 100% & 20% of rated airflow

Media

Microfibreglass with water repellancy > 760mm

 


 

Teknopak 50% DOP HEPA Filters with Separators ( Flange Type)

Model

Rated AirFlow (cfm)
”P = 6mm w.c

Filter dimensions

Overall dimensions

w

d

h

W

D

H

3010-FJ-1212

115 cfm

12"

12"

6"

14 7/8"

14 7/8"

6"

3010-FJ-1818

280 cfm

18"

18"

6"

20 7/8"

20 7/8"

6"

3030-FJ-2412

250 cfm

24"

12"

6"

26 7/8"

14 7/8"

6"

3030-FJ-2424

550 cfm

24"

24"

6"

26 7/8"

26 7/8"

6"

3070-FJ-1212

230 cfm

12"

12"

12"

14 7/8"

14 7/8"

12"

3070-FJ-1818

560 cfm

18"

18"

12"

20 7/8"

20 7/8"

12"

3070-FJ-2412

500 cfm

24"

12"

12"

26 7/8"

14 7/8"

12"

3080-FJ-2424

1100 cfm

24"

24"

12"

26 7/8"

26 7/8"

12"

Teknopak 50% DOP HEPA Filters with Separators ( Cassette Type)

Model

Rated AirFlow (cfm)
”P = 6mm w.c

Filter dimensions

Overall dimensions

w

d

h

W

D

H

3010-BJ-1212

115 cfm

12"

12"

6"

12"

12"

6"

3010-BJ-1818

280 cfm

18"

18"

6"

18"

18"

6"

3030-BJ-2412

250 cfm

24"

12"

6"

24"

12"

6"

3030-BJ-2424

550 cfm

24"

24"

6"

24"

24"

6"

3070-BJ-1212

230 cfm

12"

12"

12"

12"

12"

12"

3070-BJ-1818

560 cfm

18"

18"

12"

18"

18"

12"

3070-BJ-2412

500 cfm

24"

12"

12"

24"

12"

12"

3080-BJ-2424

1100 cfm

24"

24"

12"

24"

24"

12"

 


 

Tech-brief

Governing standards

ISO 14644 (1998), IES-RP-CC-001-86, ASTM D2986-71, US-MIL STD 282

Cleanliness level

Fewer than 100000 particles of size 0.5µ or larger per cu.ft of air sampled ( or <3,520/cuM ) at filter face

Pressure Drop

¼" wc at rated airflow

Efficiency

> 50% down to 0.3µ at both 100% & 20% of rated airflow

Media

Microfibreglass with water repellancy > 760mm

 


 

Teknopak Prefilters remove particles down to 3, 5 or 10 microns (identified as Super, Standard and Junior) with efficiency exceeding 99%, 98% and 95% respectively when tested in accordance with BS 2831 using Test Dust II.

Special versions suitable for high temperature applications also available.

 

Teknopak Pre-Filters

Category

MPPS*

m

Efficiency**

%

Model

Pressure Drop

”P(mm w.c.)

Rated AirFlow (cfm)

Filter dimensions

Overall dimensions

w

d

h

W

D

H

Super

3

99

4010-D

5

660cfm

20"

20"

6"

20"

20"

6"

Super

3

99

4020-D

5

1130cfm

20"

20"

12"

20"

20"

12"

Super

3

99

4030-D

5

1000cfm

24"

24"

6"

24"

24"

6"

Super

3

99

4040-D

5

1750cfm

24"

24"

12"

24"

24"

12"

Standard

5

98

4010-S

3.8

660cfm

20"

20"

6"

20"

20"

6"

Standard

5

98

4020-S

3.8

1130cfm

20"

20"

12"

20"

20"

12"

Standard

5

98

4030-S

3.8

1000cfm

24"

24"

6"

24"

24"

6"

Standard

5

98

4040-S

3.8

1750cfm

24"

24"

12"

24"

24"

12"

Junior

10

95

4010-J

2.5

660cfm

20"

20"

6"

20"

20"

6"

Junior

10

95

4020-J

2.5

1130cfm

20"

20"

12"

20"

20"

12"

Junior

10

95

4030-J

2.5

1000cfm

24"

24"

6"

24"

24"

6"

Junior

10

95

4040-J

2.5

1750cfm

24"

24"

12"

24"

24"

12"

* maximum penetrating particle size

** when tested in accordance with BS 2831 using Test Dust II

 


 

Agency

Name

Definition

Test Method & Efficiency

IEST

HEPA

High Efficiency Particulate Air Filter

IEST-RP-CC-001.3 - - 99.97% efficiency at rated airflow against 0.3 micron thermally generated DOP or specified alternate aerosol

IEST

ULPA

Ultra Low Penetration Air Filter

IEST-RP-CC-007 99.999% efficiency at rated airflow against 0.12 micron particles

UK

HESPA

High Efficiency Submicrometer Particulate Air Filter (HESPA)

BS3928 - 99.95% efficiency according to sodium flame test (0.65 micron)

Germany

Schwebstoff Filter

Mikrofilters

DIN 24184 - Tested with paraffin oil (0.3 - 0.5 micron) - Graded in accordance with efficiency S (99.97%); R (98%); Q (85%)

 


 

Eurovent Classification of High Efficiency air filters

Class

Filter Efficiency (Ei%)

EU10

95 < Ei <99.9

EU11

99.9 < Ei <99.97

EU12

99.97< Ei <99.99

EU13

99.99 < Ei <99.999

EU14

99.999 < Ei

 


 

CEN/TC 195. Currently engaged in normalising Standards, nomenclature and testing methods for High Efficiency Air Filters. Test methods are likely to be particle counting based aimed at the most penetrating particles size - - DIN 24183

 

CEN/TC 195 Proposed Classification of Air Filters

CEN Class

Leak test local (%)

Penetration Ratio

Efficiency MPPS (%)

Leak test method

H10

85

-

-

visible

H11

95

-

-

visible/scanning MPPS

H12

99.5

97.5

> 5

visible/scanning MPPS

H13

99.95

99.75

> 5

scanning MPPS

H14

99.995

99.975

> 5

scanning MPPS

U15

99.9995

99.9975

> 5

scanning MPPS

U16

99.99995

99.99975

> 5

scanning MPPS

U17

99.999995

99.9999

> 20

scanning MPPS



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