Desal Supplies

Unit 9, Canal Street Works

Rochdale, Lancs, OL11 1AB

Tel: +44 (0)1706 869777 / Email:

The next generation Dow FilmTec LC-4040 membranes deliver best in class performance for a wide range of applications.


lc hr-4040LC HR-4040

With an industry leading rejection rate of 99.7% this element provides more than 40% reduction in salt passage and 20% increase in flow rate over the existing BW30-4040 High rejection element. It is ideally suited to high quality/volume applications.



lc-4040LC LE-4040

High quality water at low pressure operations makes this element ideal for low energy applications, with a rejection rate of 99.2% it provides a 25% improvement in flow and more than 27% reduction in salt passage over the existing LE-4040 and LP-4040 elements.




     Higher Rejection Membrane Sheet    

Higher Flow Membrane Sheet

Increased Active Area


Reduced Operating Costs

Reduced Capital Costs

     Reduced Maintenance Costs    


Further information can be found using the following link: