Stainless steel mesh ventilation grill 427GL
stainless steelrectangularindoor

Stainless steel mesh ventilation grill - 427GL - RENSON - stainless steel / rectangular / indoor
Stainless steel mesh ventilation grill - 427GL - RENSON - stainless steel / rectangular / indoor
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Characteristics

Material
stainless steel, stainless steel mesh
Shape
rectangular
Interior/exterior use
indoor, for indoor use
Market
industrial
Applications
window
Color
blue
Other characteristics
for air supply and exhaust, adjustable
Width

377 mm
(15 in)

Length

377 mm
(15 in)

Description

Product overview
Frame vent with movable blinds designed for installation as part of double-glazing units. Suitable for framed window assemblies where controlled airflow and screening are required.

Control options
  • Manual
  • Cable operated
  • Ultraflex operated
  • Motor operated
  • Pneumatically operated

Key features
  • Reinforced construction for heavy-duty applications
  • Movable blades (adjustable louvres)
  • Designed for installation within double-glazing units
  • Flange width: 24 mm
  • Available with stainless steel wire mesh options (e.g. standard stainless steel wire mesh 304 - 6 x 6 mm)

Downloads
Technical sheet (PDF) available for this product.

Technical specifications
  • Denomination: 427GL
  • Slat step (mm): 100
  • Total louvre depth (mm): 88.5
  • K-factor (entry): 11.4
  • CE coefficient: 0.296
  • K-factor (discharge): 11.7
  • CD coefficient: 0.293
  • Water resistance at 0 m/s: -
  • Water resistance at 0.5 m/s: -
  • Water resistance at 1.0 m/s: -
  • Water resistance at 1.5 m/s: -
  • Water resistance at 2.0 m/s: -
  • Water resistance at 2.5 m/s: -
  • Water resistance at 3.0 m/s: -
  • Water resistance at 3.5 m/s: -

Catalogs

Louvres
Louvres
176 Pages

Exhibitions

Meet this supplier at the following exhibition(s):

Batimat 2026
Batimat 2026

28 Sep - 01 Oct 2026 Paris (France) Hall H4 - Stand D056

Other RENSON products

Louvres

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.