How To Outsmart Your Boss On Air Duct System

https://www.evernote.com/shard/s414/sh/84db2cb6-adee-4d62-986b-d4b8ebfcd355/b8868966a8fc47ff2a653513db3f11d3

We just are not able to do business that way! It must be wrapped in black insulation comparable to what is shown in the image. Are you concerned that the procedure is leaking air and wasting vitality?