Perforated plate diffusers are ideal in areas where resistance to tampering is desirable.

APPLICATIONS:

• Secure type grille for supply or return air applications, designed to fit any ceiling suspension.
• Perforated plate diffusers are ideal in areas where resistance to tampering is desirable, such as schools (the holes are too small to push fingers through guarding against injury and damage).

FEATURES:

• 3.17mm holes @ 4.78mm centres 1mm galvanised perforated plate, 40% free area
• 25 x 3mm flat bars fixed to the inside neck with stainless steel rivets @ 100mm centres for additional strength and security.
• 25 x 6mm centre flat bar welded to rear of grille on sizes 450 x 450 (mm) and larger.

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