RENSON_COM_NEG_PANT.gifRENSON® HEADQUARTERS
Industriezone 2 Vijverdam • Maalbeekstraat 10 • B-8790 WAREGEM
Tel +32 56 62 71 11 • Fax +32 56 60 28 51

Pressure-relief damper 433

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Pressure-relief damper

Material
• Made from aluminium sections: AlMgSi 0.5 (according to EN 12020-2)
• Finishing: anodised in satin/bronze colour (20 microns) or powder-coated in any R AL or Syntha Pulvin® colour (60-80 microns) (for UK min 40 microns)
• Extractor hood louvres: the blades open at the same time
• Pressure-relief louvres: the blades open individually
• Without insect screen

Fixing
• Invisible fixing
• Screws and plugs are included

Dimensions
• The size is fixed with a minimum height of 228 mm + multiple of 100 mm
• In length, the blades are in one piece up to 800 mm

Standard Models
Length x Height
(L) x (H)
Satin anodised Bronze anodised RAL 9010 RAL 8019
Extractor hood louvres
173 x 173 mm
210 x 210 mm
246 x 246 mm  
Pressure-relief louvres
328 x 328 mm  
428 x 428 mm  

Productname
433
Type
Pressure-relief damper
Bladeform
I
 
Nvt
Technical specifications
EigenschapWaarde
Visual free areaNvt
Physical free areaNvt
Value K: Supply
Value K: Extraction
Ce coefficient
Cd coefficient
Sound reductionNo
Usage
EigenschapWaarde
Domestic / IndustrialDomestic + Industrial