Bevelled edge 4-way blow diffuser is made of aluminum profile. It is used for air supply and exhaust for air conditioning system where minimum ceiling edge is required. Except for typical 4 way airflow pattern, It can also be provided in 1, 2, 3 ways airflow pattern. For supply air, multi-core pattern design with quick release core and suitable for heating and cooling. Available in a range of different core patterns and sizes giving total flexibility for all surface mounting applications while providing anti-smudge protection for the ceiling.