Product label: RV B x H

RV External louvre


RV is an external louvre designed to protect fresh air and extract air openings of ventilation systems. RV provides effective protection against water penetration with low pressure loss.
RV louvres are produced for openings with various sizes. Standard louvres are rectangular. Triangular grilles are available on special order.
Standard sizes manufactured every 50 mm for length and width. The tolerances of B and H are -2/-5 mm.

The louvre is equipped with a galvanized protective net as standard. The mesh size is 19x19x1,05 mm. The net is available also in an acid-proof model AISI 316 on order. The mesh size of the HST net is 11,7×11,7×1,0 mm.
Standard color is RAL 7000.
Custom colors are available from the RAL K7 Classic color chart, which includes all 213 RAL CLASSIC colors.
Powder coating is used to enhance design and corrosion resistance. Products are coated with a polyester powder paint based on TGIC-free polyester resin. Polyester paints are UV-resistant and weather-resistant and are therefore well suited for outdoor use.
The thickness of the paint layer is 60-80 μm. The lifespan of the surface coating depends on environmental conditions, ranging from 20 to 50 years.
Width 200 – 2000 mm
Height 200 – 1500 mm
Standard color RAL 7000
Special colors RAL K7

For more information contact our specialists

Tuukka Karlsson

Product Group Manager

NORDexternal, NORDduct, NORDsilencer, NORDdoor, NORDdiffuser & NORDgrille