Square Ceiling Diffusers LFD

Model LFDLFD

SquareCeilingDiffuserLFD2 SquareCeilingLFD 2WayOpposite SquareCeilingLFD 2WayCorner SquareCeilingLFD 4WayBlow 247084 SquareCeilingDiffuserLFD CDia2
SquareCeilingDiffuserLFD2 SquareCeilingLFD 2WayOpposite SquareCeilingLFD 2WayCorner SquareCeilingLFD 4WayBlow 247084 SquareCeilingDiffuserLFD CDia2

The Polyaire range of Square Ceiling Diffusers are designed to provide excellent directional performance typically in a 4 way airflow pattern.

Manufactured from extruded aluminium the diffuser offers a removable core as standard while also providing options for 1, 2 & 3 way airflow patterns. The flush frame is designed for surface mounting in the ceiling or alternatively as a lay-in frame for T-Bar ceiling installations. Standard finish is powder coat white while other finishes are available to suit the interior and architectural design requirements.

Application:

This square ceiling diffuser is designed to achieve an even supply air distribution from any type of ceiling.

Construction:

Aluminium

Features:

  • Louvre faced ceiling diffusers are all aluminium including the frame, blades and centre core.
  • LFD’s are lightweight and will not rust or corrode under normal usage.
  • Suitable for flush mounting under a plaster ceiling or lay-in T Bar ceiling grids.
  • Removable core and safety chain makes them easy to install, clean & access dampers located behind diffusers.
  • The LFD range is suitable for heating, cooling or ventilation in commercial and domestic applications.
  • Diffuser ratings are based on mounting height being 2.8 metres. Throw range is defined by the minimum and maximum horizontal distances at right angles to the side of the diffuser.

 SquareCeilingDiffuserLFD CorePatterns

Louvre Face Diffuser - Metal

Sizes Available/Dimensions

ITEM# Description Nominal Neck Size (mm) Nominal Neck Size (inch) Face Size (mm) Face Size (inch)
247084 4 Way 150 x 150 6” x 6” 300 x 300 12” x 12”
247085 4 Way 225 x 225 9” x 9” 375 x 375 15” x 15”
247086 4 Way 300 x 300 12” x 12” 450 x 450 18” x 18”
247087 4 Way 375 x 375 15” x 15” 525 x 525 21” x 21”
247081 4 Way 450 x 450 18” x 18” 595 x 595 24” x 24”
247044 1 Way 450 x 450 18” x 18” 595 x 595 24” x 24”
247045 2 Way Cnr 450 x 450 18” x 18” 595 x 595 24” x 24”
247046 2 Way Opp 450 x 450 18” x 18” 595 x 595 24” x 24”
247080 3 Way 450 x 450 18” x 18” 595 x 595 24” x 24”

 

Louvre Face Diffuser - Metal - Kits

Sizes Available/Dimensions 

ITEM# Description Nominal Neck Size (mm) Nominal Neck Size (inch) Face Size (mm) Face Size (inch) Spigot Size (mm) Spigot Size (inch)
248000 4 Way 450 x 450 18” x 18” 595 x 595 24” x 24” 150 x 150 6” x 6”
248001 4 Way 450 x 450 18” x 18” 595 x 595 24” x 24” 225 x 225 9” x 9”
248002 4 Way 450 x 450 18” x 18” 595 x 595 24” x 24” 300 x 300 12” x 12”
248003 4 Way 450 x 450 18” x 18” 595 x 595 24” x 24” 375 x 375 15” x 15”