Anyone heard of or buy from Delphin Singapore Pte Ltd before

• pqr

  10 Mar 06, 21:22

  Hi,
  
  There is a free demo from this company Delphin Singapore Pte Ltd on some dust cleaning ...
  
  http://www.delphin-proair.de/index-e.html
  
  Any one know about this company and its product or haved tried it ?
  
  Is it effective?
  
  Thank you