The Nationwide Louvre Company offer a full range of Specialist Louvre shapes.
Including ellipses, diamonds, triangular louvres and louvres with cut outs, specialist louvre shapes are available to order, whatever your specification we can design and build for purpose.
NLC construct our louvres entirely from high quality HETF aluminium extrusions,fabricated and tig welded for strength of construction and manufacturedto suit varying depths and applications with castings of 50mm and75mm.
Specialist louvres are not manufactured to a standard size,any panel size can be created by joining individual panel modules andthen finishing with one in a full range of powder coatings which aresuitable for external mounting. These are applied as an Aluchrome pre-treatmentto give a guaranteed life expectancy of 10 years of semi-glossapplications and 12 years for gloss applications. Other PVF2d SynthaPulvin are available at varying costs. Specialist Louvres can be fixedusing various fixing methods, for specific details or a free quoteplease call us on 0870 443 1923.
- Rectangular loures
- Louvred single doors
- Louvred screens
- Triangular louvres
- Accoustic louvres
- Special shape louvres
- Circular louvres
- Louvred double doors
- Louvred penthouses
- Non vision louvres
- Double bank louvres
- Solar shading
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External Weather Louvres Three standard blade sizes:
- 50mm blade - smaller louvres
- 75mm blade - medium and large louvres
- 100mm blade - architectural louvres
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Construction:
- Standard - extruded aluminium
- Alternative - mild steel (fully welded)
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Finish
- Milled aluminium (self colour)
- Polyester powder coated to any standard RAL or BS 4000 colour and gloss level
- Syntha pulvin application
- PVF2 colours
- Anodised finishes
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Frames:
- Surface flange frame
- Recessed frame
- Reversed frame
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Rear Equipment:
- Standard 12x12 birdmesh
- Insect mesh
- Blanking plate
- Insulated blanking plates
- Manual dampers
- Actual dampers
- Fire dampers
- Acoustic attenuators
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Pressure Drops:
Average face velocity of louvres metres/sec
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1.0 |
1.5 |
2.0 |
2.5 |
3.0 |
3.5 |
| Intake Pa |
5 |
9 |
18 |
23 |
42 |
55 |
| Exhaust Pa |
11 |
32 |
44 |
74 |
88 |
120 |
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Louvre Efficiency
Louvres have been tested in accordance with the HEVAC Technical Specification Edition 5 1996. Water rejection rates against simulated rain and varying simulated intake core relocation are available upon request.
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