RR

Adjustable Protective Grille

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RR RR

Description

The control grill is installed at the air intake and discharge opening on the wall or on the door. The grill has horizontally installed flexible blades which regulate the air volume. The position of the blades is adjusted centrally by a screw on the frame.

Construction

  • supporting frame
  • horizontal blades
  • manual central blade angle adjustment mechanism

Material and finish

Material options:

  • galvanized sheet metal
  • aluminium sheet metal
  • stainless steel sheet metal AISI 304

Optional finish: any colour from the RAL palette.

Accessories

  • 15 × 15 mm perforated mesh to prevent small animals, leaves and larger insects from entering the ventilation canal
  • installation frame (VO)
  • counter frame for door installation (PO)

Dimensions and open sections Aef (m2)

At customer's request non-standard dimensions can be manufactured.

A/B 100 200 300 400 500 600
200 0.013 0.030 0.047 0.063 0.080 0.097
300 0.020 0.047 0.073 0.100 0.126 0.153
400 0.027 0.064 0.100 0.136 0.172 0.209
500 0.035 0.081 0.127 0.173 0.219 0.265
600 0.042 0.098 0.153 0.209 0.265 0.320

Installation

To the wall with screws

To the wall using screws and a built-in frame (VO)

On the door with a perforated mask on the opposite side

On the door with a counter-frame (PO) on the opposite side of a door

Product Code

RR Product
400 Width A
× -
200 Height B
ZN Material
RAL 9010 Finish
VO Accessories

Width A

Grille width in mm

Standard 200, 300, 400, 500, 600 mm

Optional: any dimension

Height B

Grille height in mm

Standard 200, 300, 400, 500, 600 mm

Optional: any dimension

Material

Options:
  • ZN – galvanized sheet metal
  • AL – aluminum sheet metal
  • INOX – stainless steel sheet metal AISI 304

Finish

Optional: any RAL colour

Accessories

Options:
  • PP – perforated protection net
  • VO – mounting frame
  • PO – counter frame