Gentek 3940401 Exhaust Dampers, Accessory Filters Hepa Filter, Hepa Filter Bag-In/Bag-Out Bag

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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. This would primarily be useful only for the XPert Filtered Balance Station, which does not have an integral blower, but does have a 6" nominal exhaust outlet.

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"

HEPA Filter Bag-In/Bag-Out Bag

The bag helps contain hazardous particulate matter during filter changing operations.

Width	Catalog #	Size
2'	3776003	48" Circum. x 54" lg.
3'	3776004	73" Circum. x 96" lg.
4'	3776005	96" Circum. X 96" lg.

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

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Contents User’s Manual USA Warranty Prerequisites Able OntentsMaintaining Your Filtered Enclosure Chapter Introduction Introduction About This Manual Typographical Conventions Chapter Prerequisites Support, Vibration and Movement Requirements Temperature Variation RequirementsBackground on Electrostatics or Static Electricity Humidity and Static Electricity RequirementsSurface Resistivity Table Location and Air Current RequirementsExhaust and Blower Requirements XPert Station Space Requirements Electrical RequirementsLift by the front air foil Chapter Getting StartedDo not move the enclosure by tilting it onto a hand truck Unpacking the EnclosureWork Surface and Hepa Filtered Enclosure Installation Work Surface SpecificationsFiltered Enclosure Installation XPert Station Getting Started Getting Started Hepa Filters Installation of Hepa Filters Accessory Odor Control CarbonCarbon Filters Accessory for Odor Control only 115V Models Filter Type Appropriate UseGetting Started Validating the Vented Enclosure Set the Face Velocity with the Speed Control AdjustmentSealing the Filtered Enclosure to the Work Surface High Performance Features Chapter High Performance Features and Safety PrecautionsHigh Performance Features and Safety 1510 Hepa Filtered Enclosure Airflow Diagram High Performance Features and Safety High Performance Features and Safety High Performance Features and Safety High Performance Features and Safety Safety Precautions High Performance Features and Safety High Performance Features and Safety High Performance Features and Safety Planning Routine Daily Work ProceduresFinal Purging Start-upLoading Materials and Equipment Work TechniquesShutdown Suitable ApplicationsHepa Filter Applications Suitability and Guidelines Odor Control Carbon Filter Applications sold as an accessory Definition of Terms Appropriate Chemicals for Odor Control Carbon Filters Prohibited Acid Use Chemical Carcinogen Use with Odor Control Carbon FiltersBalance Station, which uses a remote blower Chapter Maintaining Your Filtered Enclosure Monthly or more often as required Routine Maintenance ScheduleWeekly Annually Determination of when to Replace Hepa FiltersDecontamination Maintaining Your Filtered Enclosure Purpose Hepa Filter Leak TestMineral oil Catalog #1491400 Acceptance Guardian Airflow Monitor LED Monitor Labconco Airflow Monitor / Airflow Switch OperationCalibrate and Operate the Airflow Monitors Calibration Enclosure Operating In-Flow Alarm Condition Set Point SpeedGuardian Digital 1000 Airflow Monitor Guardian Airflow Monitor LED with Airflow SwitchDigital 1000 Calibration OperationFactory Settings Guardian Digital 1000 Airflow Monitor Maintaining Your Filtered Enclosure Odor Control Carbon Filter Replacement Procedure See Steps for Calculating PPM and Filter Life Calculating Odor Control Carbon Filter LifeAmmonia only Initial CertificationRe-Certification Formaldehyde onlyMotorized Impeller Replacement Fluorescent Light ReplacementMotorized Impeller Replacement Speed Control Replacement Work Surfaces Chapter Accessorizing Modifying Your Filtered EnclosureExhaust Transition Kits for Ducting to Outside Add appropriate Front Panel with cutout to mount DigitalAirflow Monitor Remote Blowers Part DescriptionOdor Control Carbon Filter Accessory Filters Hepa FilterExhaust Dampers Hepa Filter Bag-In/Bag-Out BagUtility Shelf Kit Storage CabinetsAccessorizing and Modifying your Filtered Enclosure Problem Cause Corrective Action Chapter Troubleshooting Servicer Operating LOGTroubleshooting Problem Cause Corrective Action Date Comments Service Operating Record LogAppendix a Filtered Enclosure Components Replacement Parts Qty Part Number Description Qty Part Number Description Long Use for XPert System and XPert Station Use for XPert System, XPert Station, Digital Monitor and Bag Appendix B Dimensions Exhaust Options Figure B-1 XPert Filtered Balance System Figure B-2 XPert Filtered Balance Station Appendix B Dimensions and Exhaust Options Environmental Conditions Appendix C Filtered Enclosure SpecificationsAppendix C Filtered Enclosure Specifications Appendix C Filtered Enclosure Specifications Appendix C Filtered Enclosure Specifications Appendix C Filtered Enclosure Specifications Appendix C Filtered Enclosure Specifications Model Size Ppendix Uick Hart Iltered NclosuresNon-mandatory recommendations from Prudent Practices Appendix E References Nfpa 30 2000 Flammable and Combustible Liquids Code General References Laboratory Safety, Principles and Practices, American Page USA