Repa Market 18" x 18" Inch Square Aluminum Ceiling Diffuser - Industrial 4 Way Supply or Exhaust Ventilation, Air Conditioning - HVAC Horizontal Flow Duct Cover for Home, Office, Warehouse 24" x 24"

Features

• Square intake diffusers have been designed for use in low and medium pressure intake or exhaust ventilation and air conditioning systems. The diffuser provides horizontal airflow and is recommended for spaces with a ceiling height of up to 4 meters.
• Dimensions: Inner 17.56 x 17.56" Inches; External 23.54 x 23.54" Inches; Fits square 18" x 18" Inch ventilation ducts and canals or Plenum Box.
• Material: Made from Aluminum Sheets with White Powder Coat Finish RAL 9016. The diffuser is usable indoors and outdoors, including in commercial buildings, offices, retail spaces, and residential areas.
• Installation: The diffuser is designed for installation on square ducts, to Plenum (expansion) Boxes and as ductwork termination on suspended ceiling using screws. It is not recommended installing the diffusers with clip fasteners on the ceiling.
• When installed on the plenum box, they provide a uniform air supply, while an insulated version of the plenum box reduces the ductwork and air noise level. Diffuser has removeable inner vanes for easy access to air duct.