When you are shopping to get a new laboratory fume hood, it is possible that you find it quite confusing and even difficult to understand the different types of laboratory fume hoods. You will have to know the different materials, the power specifications and sizes required for different situations. Also you will have to know whether you want a ductless or a duct fume hood for your requirements. There are different types of fume hoods available and in this article you will learn about them.
1. Coating: the first primary factor which you will need to consider is the coating on your fume hood. Propylene fume hoods are quite popular as they are resistant to corrosion. There are a lot of materials and paints which may break if they are exposed to certain chemicals and airborne toxins easily inside a laboratory. But polypropylene will be able to handle constant exposure to several types of chemicals and not warp, peel or get rusted. You can also get epoxy coated parts because they are also of high quality. Epoxy coated fume hoods are resistant to wearing and tearing from different chemicals also.
2. Ventilation system: The system of ventilation inside your lab will be quite important. This is especially so if your lab requires you to work with chemicals which may become airborne through the process of experimentation. Adding polypropylene fume hoods may help air in improving air quality by eliminating these toxins. You can also get ductless fume hoods. These are quite easy to install. They are easy for using and are quite effective too. These fume hoods have a good filtration system which can eliminate small particles from harmful chemicals and odours from air. Adding carbon filters will make the air comfortable also and make the air fresh inside the lab. Carbon will be quite effective in eliminating the particles of odor. The carbon filters inside the fume hoods will be able to destroy small particles in the chemicals which may create odour. It will increase fresh more clean-smelling air inside your lab.
3. Epoxy coated fume hoods: You can consider getting epoxy coated fume hoods also. But it is important for you to remember always the various types of materials and paints that are used to make the fume hood. The materials which are quite resistant to the corrosion and rust due to exposure to harmful chemicals need to be used in the fume hood design. In ducted fume hoods, you must check and see what the system of air filtration is and if you can add carbon filters to help removing harmful and toxic air.
4. Sizes: There are a wide variety of sizes of fume hoods available in the market. You need to choose on that can meet your specific requirements.
5. Power: These days ductless fume hoods are used more commonly because they consume less power and hence are economical to operate.
In general, these are the differences that exist in different types of fume hoods. Hopefully, the information conveyed here will help you.