Concealed ventilator range*
Free vent area: 10,000 mm2
Spacing at low level (10,000 mm2 per m): 1.00 m intervals
Spacing at high level (5,000 mm2 per m): 2.00 m intervals
Available to suit
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Olympus
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Cassius
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Rivius
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Neo Pantile
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County
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20/20
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Balmoral
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Old English
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Arcadia
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Greenwood
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Bridgwater
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Bold Roll
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Calderdale
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Dual Calderdale
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Double Pantile |
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Double Roman
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Gaelic
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Lindum
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Standard Pattern
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Shire
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BritLock
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BritSlate
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Pennine
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Romulus
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Old Hollow 451
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Flemish 401
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Tempest 44
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VHV
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FD
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Actua |
Low pitch concealed ventilator range
Free vent area: 5,000 mm2
Spacing at low level (10,000 mm2) 0.5 m intervals
Spacing at high level (5,000 mm2) 1.0 m intervals
Available to suit
Minimum roof pitch: 15°
