Solar fan ventilation kit Comprising of a 3watt Monocrystalline Solar panel and 12v dc 120mm fan complete with 3 metres of cabling and connection block,Ideal for providing gentle ventilation in a greenhouse,conservatory,porch etc,the solar panel can be used either inside behind glass or outside and can be positioned anywhere sunny using glue or velcro,the fan has holes in the corners for easy attachment to a flat surface,its small size also means it can be used in some ducting,it can be placed either way round to either extract air out or draw fresh air in, these kits are great for providing year round air circulation and helping to prevent condensation and damp conditions and are a great diy solution,the fan will automatically start to work whenever its sunny or bright weather, FREE UK P&P