
On behalf of requests from the other board I am reposting images of a stack that may or may not belong to the hardened vent system of units 2, 3 and 4. It is situated on the NW corner of the reactor building: i1214.photobucket.com


And finally a schematic of the hardened vent system: www.beyondnuclear.org

www.tepco.co.jp
@peter is this the pipe you mean