Drieaz snail fan Wall Vent Works in tandem with a 3 port vent kit Remove the skirting board and screw these wall vent to the void. Connect to the vent to one of the outputs of a snail fan vent and you’ve got massive air movement to dry out the wall void and any wet insulation Up to 3 can be run with in snail vent Brand new, never been used comes with the Drieaz flexi hose to connect to the 3 port vent Any questions. Please ask
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