Replicator 2 / 2X Chassis corner plugs / passive contaminant reduction

These are trivial little plugs for the gaps in the Replicator 2 / 2X chassis top corners. These have been created to literally "plug a leak" for the "Air scrubbber that really works" (http://www.thingiverse.com/thing:125264). Without them there is a consistent convection leak of fumes that over hours creates a detectable odour near your printer even with the scrubber.

**These and a simple tweak (see instructions) can also significantly reduce your external air contamination even without an