We would like to acknowledge that we are using Down Draft Painting Booth which has been designed, Manufactured and Installed by TECHExpert Engineering Private Limited, Pune in the year 2016. 

We appreciate the performance of the Down Draft Painting Booth. 

Hence as requested by you we confirm that the performance of your supplies systems is satisfactory. 

We wish you a great future ahead and wish you achieve great milestone in the near future.