- Purifier HEPA Filtered Enclosures & Purifier Class I Filtered Enclosures User's Manual

Chapter 7: Accessorizing and Modifying Your Filtered Enclosure

5. Exhaust Dampers

Exhaust dampers allow adjustments required to maintain

proper airflow for roof-mounted blowers or house exhaust

systems.

Catalog # Description

3924000 6" Epoxy Coated Steel In-Line adjustable damper

4724200 6" PVC In-line adjustable damper

6. Accessory Filters

HEPA Filter

HEPA Filter is 99.99% efficient on particles 0.3 micron.

Width Catalog # Size

2' 3707900 18" x 18" x 3.31"

3' 3707901 30" x 18" x 3.31"

4' 3707902 42" x 18" x 3.31"

Odor Control Carbon Filter

Provides granular activated carbon or impregnated carbon used

for Odor Control applications on integral motorized impeller

models exhausted back into the room.

Filter Classification and Size Catalog # X Pounds

2' Organic 18 x 18 x 1 3937200 5.5 lbs. activated

3' Organic 30 x 18 x 1 3937300 9.2 lbs. activated

4' Organic 42 x 18 x 1 3937400 12.9 lbs. activated

2' Formaldehyde 18 x 18 x 1 3937201 7.0 lbs impregnated

3' Formaldehyde 30 x 18 x 1 3937301 12.0 lbs. impregnated

4' Formaldehyde 42 x 18 x 1 3937401 16.8 lbs. impregnated

2' Ammonia & Amines 18 x 18 x 1 3937202 8.0 lbs. impregnated

3' Ammonia & Amines 30 x 18 x 1 3937302 13.5 lbs. impregnated

4' Ammonia & Amines 42 x 18 x 1 3937402 18.9 lbs. impregnated