1.0 link Rainbow Dash Network http://rainbowdash.net/ m14brony http://rainbowdash.net/m14brony http://rainbowdash.net/notice/3967228 @<span class="vcard"><a href="http://rainbowdash.net/user/32751" class="url" title="MetalTao"><span class="fn nickname mention">metaltao</span></a></span> Wasps sometimes build nests inside of the panels to condensing units and packaged rooftop units. It's a common practice for HVAC service technicians to carry wasp killing spray in their service vehicles. Admittedly, I almost fell down when I ran away from the wasps that came out of the unit. :P