Please quote you best prices and deliver for the following: 1) 2821 A Manhole covers shall Viper black coated ductile iron 2) 2821 B Manhole covers shall Lynx black coated ductile iron 3) 2821 C Manhole covers shall Cobra black coated ductile iron We also require prices for all 3 above with frame height of 100mm (instead of 52mm) and to be Kite marked EN124-D400 Frame will be galvanized steel frame. All of these should products must be in compliance with BS EN 124-19194 for manhole covers and frames and must be Kite marked to EN124-B125 Quantity: 100 piece each.