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    UniFlow Auxiliary Air Fume Hood with Vapor Proof Light 48" 21421

    Thumbnail Filmstrip of UniFlow Auxiliary Air Fume Hood with Vapor Proof Light 48" 21421 Images

      UniFlow Auxiliary Air Fume Hood with Vapor Proof Light 48" 21421

      SKU: 21421




      Vendor: Hemco
      Part Number: 21421
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      HEMCO UniFlow Auxiliary Air Fume Hood with Vapor Proof Light 48" 21421

      A supply air solution for many labs that have insufficient room airflow. Equipped with auxiliary air plenum to induce added airflow to face opening of hood. Supply air ducting and remote blower is required. Equipped with vapor proof-light and switch. All electrical components and services are UL and CSA listed. Optional hood accessories and hood ventilation systems are available.

      Requires a remotely located exhaust blower & auxiliary supply blower
      UniFlow Auxiliary Air Flow Diagram
      Airflow (Sash Open)
      Auxiliary make-up, air enters
      supply plenum and is distributed down the exterior face in through sash opening.      		 Airflow (Sash Closed)
      Auxiliary make-up, air
      diverts from the supply
      plenum through the airby-
      pass opening into the fume chamber.
       
      Complete Your Fume Hood Installation

      Refer to to assist in the planning of your UNIFLOW Fume Hoods.

      • Auxiliary Air Supply Blowers
      • Ventilation Systems (Filters and Scrubbers)
      • Airflow Monitors and Sash Stop
      • Plumbing and Electrical Services Factory installed according to your exact specifications
      • Base Cabinets and Worksurfaces

       
      Specifications and Ordering Info
      UniFlow Auxiliary Air Fume Hood with Vapor Proof Light
      48"

      Superstructure is unitized composite FRP fire corrosion resistant non-metallic construction. Integral fume chamber is seamless glass smooth with all coved corners with adjustable VaraFlow baffle system and bell shaped exhaust collar. Picture frame sash opening has counter balanced clear tempered safety glass sash with chemical resistant PVC framing, track and aerodynamic sash lift. Built-in auxiliary air supply feature to reduce volume of conditioned air from room. Vapor-proof fluorescent T-5 light fixture and switch pre-wired to single point junction box, 115 volt, 60Hz AC, All electrical components UL Listed.

      Requires a auxiliary supply blower see below and a remotely located exhaust blower
      Model
      21421

      Dimensions: WxDxH 48"x24.25"x59"
         
      Accessories:
      AUXILIARY AIR SUPPLY BLOWER  
      Belt drive steel blower and impeller wheel are epoxy coated. V-belt drive and adjustable pulleys permit field balancing. Weather housing is furnished. Motor has thermal overload protection. Specify 115 V 1 ph, 230V 1 ph, 230/460 V 3 ph. Blowers are based on 50% supply make-up. 1/4 HP 385 CFM @ 1/2” S.P. Loss
      51901
      SAFETY SASH STOP  
      Factory installed to specified designated height. Also available for field installation.
      51651
      AirFlow Monitor  
      Continuously monitors face velocity airflow of fume hood. Select and calibrate at desired FPM velocity set point. If the hood face velocity falls below the set point, an audible alarm sounds and a visual red indicator light appears. Airflow alarm is factory installed or can be field installed. 115 volt 60Hz 51406
       

      All returns must be authorized by Spectra Services in order to insure proper credit and must be requested within 30 days of purchase. All returns are subject to a minimum 15% restocking charge. For returns not due to error on behalf of Spectra Services, the customer is responsible for all transportation fees related to the returned product. To ensure proper credit, each product return must include the following information:

      • Customer name and address
      • Purchase order number
      • Spectra Services shipping order number
      • Date of invoice
      • Item number of returned item(s)
      • Spectra Services return authorization number (RMA)
      • Reason for return

      Non-Returnable Goods
      Unfortunately, Spectra Services is unable to accept the following returns at this time:

      • Products not in completely resalable condition (including products with damaged, missing, or defaced labeling or packaging
      • Chemicals, reagents, diagnostics, sterile, or any controlled products (unless products do not meet specification
      • Laboratory apparatus or instruments that have been used or are without the original packaging, labeling and operating manuals
      • Refrigerated products or other perishables
      • Products which are not inventoried by Spectra Services and are not able to be returned to the manufacturer
      • Products purchased on a special order
      • Products not purchased from Spectra Services
      • Products with an expired shelf life or an expiration date too short for resale
      • Discontinued products

      Spectra Services reserves the right to review this policy on a case-by-case basis.

      Pre-Owned Products

      Upon receipt of the pre-owned product(s), the customer has one week to evaluate the product to ensure it meets their expectations. If for some reason the customer decides to return the product, they may do so at any point during those seven (7) days for a full refund. No restocking fee will be assessed, however, the customer is responsible for the return shipping costs. Full credit will be issued upon receipt and inspection of the item(s) to ensure equipment was returned in the same condition it was initially shipped out in.

      Important Information

      All exchanges and returns require the completion of a Return Merchandise Authorization (RMA) form. Once completed, please return the merchandise immediately as the RMA number is only active for ten (10) days from the date of issuance.

      Charges associated with returning items are the responsibility of the customer unless the item(s) arrived defective, damaged, or incorrect.

      Spectra Services highly recommends that return packages be insured for full value and packaged securely to prevent shipping damage.

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      Order Questions:

      If you need help or have any other questions concerning your orders, please click on the "Contact us" form above or call: 585-265-4320.

      Our Address:
      Spectra Services, Inc.
      249 David Parkway
      Ontario, NY 14519 US
      Phone: 585-265-4320
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