Phonic Trap Acoustic Ducting 10 Inch 250mm 3M 6M 10M Meters Hydroponic

Phonic trap acoustic ducting is the best acoustic ducting on the market. This ducting is firstly made up from a sound absorbing material that is then surrounded by a sound absorbent foam and then wrapped in a hard wearing flexible foil. 

It will not go hard over time and loose its acoustic quality like some acoustic ducting made with fibre glass.

If you are looking to make up a silent ventilation system this is a must have.