Ask Experts Questions for FREE Help!
 
Free Answers in 3 Easy Steps

Register Now		 3 Steps
 
Ask QuestionsprogressAnswer QuestionsprogressBuild ReputationprogressBecome an Expert
 
At Ask Me Help Desk you can ask questions in any topic and have them answered for free by our experts. To ask questions or participate in answering them you must register for a free account. By registering you will be able to:
  • Get free answers from experts in any of our 300+ topics.
  • Accept money for answers that you provide.
  • Communicate privately with other members (PM).
  • See fewer ads.
  Answer this Question    Ask about Heating & Air Conditioning    Ask about another Subject  
 
PDA

bobinn
Jul 2, 2007, 05:31 PM
i have to install a fresh air fan and a extractor fan but i do not know how to size the fans can someone help me
hvac1000
Jul 3, 2007, 01:01 PM
If this is a commercial code question you better see an engineer.