Which is the lifetime ? TONDACH ceramic tiles have a lifetime of over 100 years, holding the top position in the tables of roofing materials. More  Flat or pitched roofs ? The shapes of the roofs constitute the result of diversified traditions in local and regional constructions. More	TECHNICAL DATA Width of coating: about. 18,6 cm Overall width: about. 21,5 cm Overall weight: about. 40 cm Weight / piece: about. 2 - 2,2 kg Required per m²/ pieces: about. 17 - 19, pieces Method of settlement: tied and in network Minimum inclination angle with boarding: 25° Fixed distance between the slats: 28-31 cm   Available colors   00 Natur