Introducing the 4001 Slate Ventilator Timloc designed for use on new build and existing roof applications. It offers an ideal solution for replacing one normal roof slate, as it suits both 600mm x 300mm and 500mm x 250mm slate sizes. This robust ventilator provides a reliable solution to efficiently and effectively ventilate a roof space, no matter whether it be high or low level. In addition to this, the versatile 4001 Slate Ventilator Timloc is perfect for connecting to mechanical extraction from kitchen and bathrooms, with easy connection to a soil vent pipe also possible.