Home Building Facilities Sanitation roof drain roof drain Description Save Roof drain detail (downspout) Format DWG File size 71.30 KB DOWNLOAD DWG share your appreciation Related Posts rural sanitation Registration Detail Septic tank and absorption pit Floor and sidewalk drains Cistern and Sink Sanitary Details Drain siphon detail drain siphon cistern tank manhole detail Inspection plug detail pumping jack Box 0.80 x 1.00 m Bathroom Details Sewerage – details Sanitary Grease Trap Septic tank Facilities protection detail Downpipe with parallel ventilation Sanitary detail Construction details of a deep mouth inspection box