Ubbink's UB19 vent is a streamlined hood suitable for Slate sizes 500mm x 250mm and 600mm x 300mm. A multi-purpose unit is also available for use with all sizes of slate, it's overall size is 600mm x 450mm.
500mm x 250mm = NJ
600mm x 300mm = NS
600mm x 450mm = NL
UB19 slate vents have a free vent area of 22,000mm².
For the UB19 vent to be converted into a terminal for soil/mechanical ventilation add a felt sleeve and adaptor 50544180
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Ubbink (UK) is consulted before specifying.
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