Fuliko 6" 6" (Neck) Square Aluminum Ceiling Diffuser Industrial 4 Way Supply Exhaust Ventilation, Air Conditioning HVAC Horizontal Duct Cover Office

PRECISE DIMENSIONS – Outer size: 11.61" by 11.61". Air opening hole size: 5.98" by 5.98". Connection Neck size: 5.70" by 5.70". Neck depth: 0.47". Fits into ducts or ceiling openings with the hole approximately 0.04" (1 mm) larger from each side for . ALUMINUM MATERIAL – Made from Aluminum with White Powder Coat RAL 9016. The diffuser is usable indoors and outdoors, in buildings, offices, retail spaces, and residential areas. EFFECTIVE AIR DISTRIBUTION – Square diffusers are engineered for application in low and medium pressure or exhaust ventilation and air conditioning setups. The diffuser delivers horizontal airflow and is suggested for areas with ceiling heights ranging from 2 to 4 meters. INSTALLATION – The diffuser is intended for in square ducts, Plenum (expansion) Boxes, and as ductwork termination in suspended ceilings using screws. It is not advised to use diffusers with clip fasteners the ceiling. QUIET BALANCED AIRFLOW – When installed with the plenum box, they provide uniform air supply, while insulated version of the plenum box reduces the ductwork and air noise levels. Diffuser has removable inner vanes for access to air duct.