Esco Hood Selection Guide

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Application	Classification and Feature		Protection Against					Model	Remarks
Application	Classification and Feature		A Allergen	B Biohazard	C Chemical Vapor	D Hazardous Drugs	E Environmental Contaminants	Model	Remarks
A Animal Handling Animal procedure, anesthesia, cage transfer, bedding disposal, necropsy Can accomodate trace amount of non-corrosive, non-flammable chemicals with exhaust collar, heating is NOT allowed	1	Single-Sided Animal Procedure, Class II A2 Biosafety	✓	✓	Add Exhaust Collar	Add Exhaust Collar	✓	VA2 G4	If using Isoflurane gas, add exhaust collar and gas scavenger unit. Use SLC stand to move under 80" doors. Necropsy variant with sink is available.
	2	Double-Sided Animal Transfer	✓				✓	VDA	Comes with auto-lift to slide under 80" doors at min height. Quietest dual-sides animal cabinet in the market. ELISA- tested allergen containment.
	3	Bedding Disposal	✓				✓	VBD	Comes with removable 40 gal waste disposal bin and auto-lift to slide under 80" doors at min height. ELISA-tested allergen containment.
B Biological Samples Handling COVID-19, Gene and Cell therapy, Mammalian cell culture, Cancer and Pharma research Can accomodate trace amount of non-corrosive, non-flammable chemicals with exhaust collar, heating is NOT allowed	1	Compact-sized, Class II A2		✓	Add Exhaust Collar	Add Exhaust Collar	✓	AC2 NS G4	Energy and space efficient. Lowest BSC in market at 55" height. Add exhaust collar when working with naturally evaporating chemicals.
	2	Full-sized, Class II A2		✓	Add Exhaust Collar	Add Exhaust Collar	✓	LA2 G4	Ultimate safety and comfort. Add exhaust collar when working with naturally evaporating chemicals.
	3	Machine enclosure, Class II A2		✓	Add Exhaust Collar	Add Exhaust Collar	✓	AC2 - Large	25" usable depth and 36" interior height. Add Exhaust Collar for naturally evaporating chemicals. Use folding window for > 20" larger front opening.
	4	Room-Sized Enclosure, Class II A2		✓	Add Exhaust Collar	Add Exhaust Collar	✓	BioBooth	58" D x 34" D x 71" Workzone. Customizable to larger size. Add exhaust collar when working with naturally evaporating chemicals.
	5	Total Exhaust, for Continuous Chemical Injection, Class II B2		✓	✓	✓	✓	LB2 G4	Has built-in Exhaust Collar. Also can be used for small amount of non-corrosive flammable chemicals because vapor won't touch internal fan.
C Chemical Handling (Ducted) General chemistry, Acid digestion chemistry, Radioisotope chemistry Can accomodate wide-range of chemicals that include corrosive and flammable chemicals, heating is allowed	1	General Purpose Fume Hood (Ducted)			✓			EFA	Fiberglass-Reinforced Plastic Interior and Epoxy Resin Table. Suitable for a wide range of chemicals at larger amount. Heating allowed. C1D1 option.
	2	Acid Digestion Fume Hood (Ducted)			✓			EFQ	Polypropylene Plastic Interior and Table. Suitable for a wide range of chemicals at larger amount. Heating is allowed. C1D1 option.
	3	Radioisotope Fume Hood (Ducted)			✓			EFI	Stainless Steel 304 or 316 Interior and Table. Suitable for a wide range of chemicals at larger amount. Heating is allowed. C1D1 option.
C Chemical Handling (Ductless) General chemistry, Portable chemical hood, Clean room chemical hood For limited-range of chemicals per selected carbon filter, heating is NOT allowed	1	Single-Layer Carbon Filter (Limited range of chemicals)			✓			ADC-B	Choose 1 from 8 different types of carbon filter. Suitable only for limited range of chemicals per selected carbon filter.
	2	Double-Layer Carbon Filter (More range of chemicals)			✓			ADC-C	Choose 2 from 8 different types of carbon filter. Suitable only for limited range of chemicals per selected carbon filter.
	3	Single-Layer Carbon + HEPA Filter (Chemical vapor and particulates)			✓			ADC-E	Choose 1 from 8 carbon filters. Limited range of chemicals per selected filter. Suitable for clean room, as HEPA filter captures the carbon particles
C Compounding Pharmacy Chemo drugs compounding, Epidural anesthetic injection Can accomodate trace amount of non-corrosive, non-flammable chemicals with exhaust collar, heating is NOT allowed	1	Non-Hazardous, Sterile, USP-797					✓	LHG, LHS	LHG: Glass Sides, to put camera outside the cabinet LHS: Stainless Steel Sides, easier to clean Use STC stand with casters
	2	Hazardous, Non-Sterile, USP 800				✓		PW1 ADC-F	PW1: single HEPA + collar ADC-F: double HEPA
	3	Hazardous, Sterile, USP 800		✓	Add Exhaust Collar	Add Exhaust Collar	✓	AC2	Add exhaust collar to comply with USP 800. Only for naturally evaporating chemicals. Short 55" height for cleanrooms & mobile labs.
D DNA Amplification COVID-19, RNA reverse transcript Using PCR method	1	PCR Cabinet					✓	PCR	Comes with UV lamp, foldable front cover, Blower, and HEPA Filter. Has lower airflow at 60 fpm instead of 90 fpm for Laminar Flow Cabinets.
E Electronics Plant Tissue Culture Electronics & Plant Tissue Culture Chip / PCB / Lens assembly, Plant disease resistance research Only provides product protection, no operator protection	1	Small Electronics, Plant Tissue Culture: use Horizontal Laminar Flow Cabinet					✓	LHG, LHS	LHG: Glass Sides, to put camera outside the cabinet LHS: Stainless Steel Sides, easier to clean, better for ESD Add Ion Bar for ESD application
	2	Larger Electronics, Agar Plate Preparation: use Vertical Laminar Flow Cabinet					✓	LVG, LVS	LVG: Glass Sides, more comfortable from claustrophobia LVS: Stainless Steel Sides, easier to clean, better for ESD Add Ion Bar for ESD application
	3	Optics Inspection: use Vertical Laminar Flow Cabinet with Black Interior					✓	LVS - Black	Black Interior Walls and Work Surface for Optical Instrument Inspection