2014 Volume 5 Issue 3 Pages 149-157
Fume hood is exhaust hood used in a laboratory and needs proper exhaust air volume to perform its function. The exhaust volume accounts for larger ratio of the capacity of the room and such exhaust air volume actually contains the exhaust air-conditioned air. As a result, energy cost becomes rather expensive. So far considering securing safety, various methods to reduce exhaust air volume have been conducted. However, from the user's point of view, it is still hard to understand those methods and anxiety still remains that such circumstance might cause some unpredictable problems. For the users, it is essential to understand the minimal knowledge and important attentions in planning so that they can catch up with the present mainstream of exhaust air reduction. Users need to understand a new technology by the clarification of specifications and procedure of the indication method while the suppliers must help them by offering clear thoughts and proposal. It is important for both parties to cooperate and exchange productive ideas for building optimal laboratory circumstance.