Polytrade UPVC Windows are based in Starston, Harleston, Norfolk and supply a massive range of UPVC (PVCu) Window, Composite Doors, Gutter & Fascias, as well as a range of fixings & Sealants. We also sell HardiePlank across Norfolk & Suffolk. We pride ourselves in the quality of all the products we sell and to maintain the high standards of our products, all of our UPVC Windows (PVCu) are manufactured using the Rehau Total 70 system which comprises of a range of multi-chambered profiles that have been specifically designed to meet the needs of a range of different property types.