ONA CONTROL DUCT 4, 5, 6,8, 10 inch

This is the original odour control duct - Not a cheap copy 

SIMPLY PLACE YOUR FAVORITE ONA BLOCK INTO THE UNIT AND PLACE IN YOUR OUTTAKE DUCTING, NEUTRALIZES ODOURS IN YOUR DUCT PERMANENTLY. 

 PROVIDES ADDED PEACE OF MIND. 

THERE IS A SMALL HATCH TO ENABLE CHANGING OF THE CUBE WITHOUT HAVING TO REMOVE THE UNIT FROM THE DUCTING. 

PLEASE NOTE THESE ITEMS ARE THE NEW IMPROVED VERSION, THE CAGE INSIDE HAS BEEN SHORTENED TO HOLD JUST ONE BLOCK, EXTENSIVE RESEARCH HAS SHOWN THIS TO PROVIDE THE SAME ODOUR CONTROL WHILST INCREASING AIRFLOW BY 80% 

 All our items are sent in discreet packaging