An error occured! OK Engineering Tools Air Preparation Air Preparation Units FRL air preparation units   Pricing is running... Unfortunately it isn't possible to show the price at the moment. Please try again later. Series AS1 Thread connections 1/4 or 1/8 Nominal flow up to 1000 Nl/min Continue › AS2 Thread connections 1/4 or 3/8 Nominal flow up to 2700 Nl/min Continue › AS3 Thread connections 3/8 or 1/2 Nominal flow up to 5200 Nl/min Continue › AS5 Thread connections 3/4 or 1 Nominal flow up to 14500 Nl/min Continue › JavaScript is not activated in your browser. This may result in functional restrictions.   © AVENTICS S.à r.l.   Product information EPLAN macros Project New Open Configuration Series Function Basic settings Thread connection Version Pressure range selection Air supply Mounting Manual