FR4 This is the quality type NOT cheap SRBP
Single Sided FR4 Fibre Glass Laminate for the manufacture of PCBs
Size:- 203 x 305mm Thickness 1.6mm
Please clean board with fine wire wool and spirit prior to use. Suitable etchant if Ferric Chloride (FeCl3) Available in one of our otehr listings. We also stock Double sided Board in other listings as well.