m2 Roof consisting of: formation of slopes with cellular concrete with an average thickness of 8 cm finished in cement mortar with an average thickness of 2 cm with the necessary surface resistance to receive the waterproofing; Single-layer waterproofing membrane ADHERED to the support with prior EMUFAL PRIMER asphalt emulsion with a minimum allowance of 300 gr./m2, SBS elastomeric modified bitumen sheet, with reinforced and stabilised polyester felt reinforcement (FP), with an upper finish also in polyester non-woven (FP) and a hot-melt film on the lower one with flexibility at low temperatures ≤-15ºC type MORTERPLAS SBS PARKING (LBM-48-FP according to UNE 104410:2013), finishing layer using a reinforced concrete slab with electro-welded load-distributing mesh.