This is to certify that M/S. Thermosonics Pvt. Ltd have successfully Designed, Manufactured and Executed Noise isolation work of our Blower as per our purchase order No. 115237 dated 07-June-2016.

The installation work was completed in 3 days i.e. from 16-09-2016 to 18-09-2016.

The stipulation of this order was to design & execute the said work to bring down the noise level of 95 dbA to 75 dbA measured at 1 metre distance.