DUCTLESS FUME HOOD

Ductless Fume Hood, as the name explains itself, such kind of fume hoods are designed without duct and fitted with variety of filters to filter out hazardous fumes and smoke in order to protect operators and surrounding environment. Depending upon the level of severity of hazardous fumes and chemicals; several types of filters are used such as carbon filter, HEPA filter, Ammonia Filter and Formaldehyde filter. The core aim of a ductless fume hood is to recirculate clean air. These fume hoods without duct can also be used in highly sensitive areas; hence, they offer energy saving, infrastructure cost reduction, and flexibility and more over environment protection.

We are ductless fume hood manufacturers in India. We make these fume hoods in both benchtop and floor standing designs. Floor standing ductless fume hood cabinets come with chemical storage cabinet at bottom. Each cabinet is supplied at factory price India with complete installation, commissioning and training; in addition, we also provide immediate after sales support throughout India with life time spare parts availability guarantee.

FEATURES & BENEFITS

• Filtered exhaust eliminates use of duct
• Ideal for use in highly clean areas
• Available in benchtop and floor standing designs
• Choice of filters available; HEPA, Carbon and Ammonia
• Color touch screen display & graphics
• No duct and wall penetrations required
• Filter saturation detection alarm
• Comply ASHRAE 110: 1995 standards
• Energy efficient working
• Rugged construction

DETAILED DESCRIPTION

• Construction: Our ductless fume hood feature rugged construction with thick steel structure with gray finish epoxy powder coated paint for anti-corrosive performance.
• Sash: Front sash / door made of thick 6mm acrylic sheet. It is color less and transparent and offers weather and chemical resistance features; moreover, it looks beautiful and generous.
• Controller: 7 inch color touch screen controller with high-definition resolution of 1024*600. It features real time monitoring of temperature and humidity. Various set alarms for product safety.
• Fan monitoring: Fan speed can be adjusted to different chemical operations; there is also fan failure alarm feature in-built.
• Filter saturation alarm: These ductless fume hoods are fitted with filter saturation detection alarm system, which alerts you with audio and visual alarm in case of concentration exceeds the set value range. It is recommended to replace / change the filter if this happens.
• High-efficiency filtration system: Depending upon type of filtration required, these ductless fume hoods are fitted with several types of filters including HEPA, Ammonia and Carbon etc. These filters confirm to ASTM standards and offer strong adsorption capacity.
• Illumination: Inner chamber is illuminated with cool 25W fluorescent lamp, which does not generate heat and safety is not compromised.

TECHNICAL SPECIFICATIONS

Model	DFH800	DFH1200	DFH1600
Air capacity (m3/h)	230 m3/h	430 m3/h	690 m3/h
Face velocity	0.4 – 0.6m/s	0.4 – 0.6m/s	0.4 – 0.6m/s
Inner dimensions	764 x 540 x 860 mm	1172 x 522 x 866 mm	1572 x 522 x 866 mm
Main filter	4 Nos.	6 Nos.	6 Nos.
Pre filter	2 Nos.	3 Nos.	3 Nos.
Controller	Color touch screen display Graphical details for easy operation Password protected operation Various safety alarms Filter choke alarm
Construction	Epoxy coated galvanized steel
Workstation	Epoxy resin board
Sash	Acrylic sash
Illumination	Fluorescent Tube light
Choice of Filters	HEPA filter Carbon filter Ammonia filter Formaldehyde filter
Optional	Stainless steel work station Chemical storage cabinet
Power supply	220 Volts 50Hz