E2SMEW6 Solid Wall Lintel Build Up Solid External Masonry Wall 215mm Aircrete Solid Wall (λ = 0.19 W/mK) Render & Insulation (λ = 0.038 W/mK) Solid Wall Steel Lintel (max. thickness 3.2mm) Lintel Architect downloads e2smew6_cad_file.dwg56.07 KB Registered Detail certificates e2smew6_certificate_0.pdf531.36 KB rcd_worksheet_258.pdf311.1 KB