E7MCFF3 Concrete intermediate floor between dwellings Build Up External Masonry Cavity Wall Masonry Outer Leaf (λ = 0.77) Dense Concrete Block λ ≤1.33 W/mK Full Fill Insulation Precast Concrete Floor Between Dwellings Architect downloads e7mcff3_cad_file.dwg219.34 KB Registered Detail certificates e7mcff3_certificate_0.pdf335.84 KB rcd_worksheet_32.pdf301.44 KB