Aluminium Louvres for Vertical Applications
Osbournes Diffusers, Grilles and Louvres
 
WPL 100 Vertical Louvres
Aluminium Louvres for Vertical Applications

Free Area % (Width 0.138 - 0.687)
Louvre Size Versus Free Area Percentage

Height
Width 0.138 - 0.687
0.138 0.199 0.260 0.321 0.382 0.443 0.504 0.565 0.626 0.687
0.200 17.4 24.1 27.7 29.9 31.4 32.5 33.3 34.0 34.5 34.9
0.300 19.3 26.8 30.8 33.2 34.9 36.1 37.0 37.8 38.3 38.8
0.400 20.3 28.1 32.3 34.9 36.6 37.9 38.9 39.6 40.3 40.8
0.500 20.9 28.9 33.2 35.9 37.7 39.0 40.0 40.8 41.4 41.9
0.600 21.3 29.5 33.8 36.6 38.4 39.7 40.7 41.5 42.2 42.7
0.700 21.5 29.9 34.3 37.0 38.9 40.2 41.3 42.1 42.7 43.3
0.800 21.7 30.2 34.6 37.4 39.3 40.6 41.7 42.5 43.1 43.7
0.900 21.9 30.4 34.9 37.7 39.6 40.9 42.0 42.8 43.5 44.0
1.000 22.0 30.6 35.1 37.9 39.8 41.2 42.2 43.0 43.7 44.3
1.100 22.1 30.7 35.2 38.1 40.0 41.4 42.4 43.3 43.9 44.5
1.200 22.2 30.8 35.4 38.2 40.1 41.5 42.6 43.4 44.1 44.6
1.300 22.3 30.9 35.5 38.3 40.3 41.7 42.7 43.6 44.2 44.8
1.400 22.4 31.0 35.6 38.5 40.4 41.8 42.9 43.7 44.4 44.9
1.500 22.4 31.1 35.7 38.5 40.5 41.9 43.0 43.8 44.5 45.0
1.600 22.5 31.2 35.8 38.6 40.6 42.0 43.1 43.9 44.6 45.1
1.700 22.5 31.2 35.8 38.7 40.7 42.1 43.1 44.0 44.7 45.2
1.800 22.5 31.3 35.9 38.8 40.7 42.1 43.2 44.1 44.7 45.3
1.900 22.6 31.3 36.0 38.8 40.8 42.2 43.3 44.1 44.8 45.4
2.000 22.6 31.4 36.0 38.9 40.8 42.3 43.3 44.2 44.9 45.4
2.100 22.6 31.4 36.0 38.9 40.9 42.3 43.4 44.2 44.9 45.5
2.200 22.7 31.4 36.1 39.0 40.9 42.4 43.4 44.3 45.0 45.5
2.300 22.7 31.5 36.1 39.0 41.0 42.4 43.5 44.3 45.0 45.6
2.400 22.7 31.5 36.2 39.0 41.0 42.4 43.5 44.4 45.0 45.6
2.500 22.7 31.5 36.2 39.1 41.0 42.5 43.6 44.4 45.1 45.6

Osbournes Ltd, Diffusers, Grilles and Louvres
Osbournes' ventilation solutions control condensation, humidity & mildew

Phone: +64 (9) 622 0650   Mobile: (027) 527 0069 Fax: +64 (9) 622 0651  
Email: Contact Osbournes   Enquiries: General Enquiry Form
Street Address: 112b Mays Rd, Onehunga, Auckland Mailing Address: 112b Mays Rd, Onehunga, Auckland 1061, New Zealand

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