I thing what you might have is, Acanthosis Nigricans, it's a skin pigmant disorder, that usually occures in obese people, I have acanthosis nigricans, under my arms, on my inner thies, on my elbows and knees, and behind me knees, and on my arm where my elbow bends.
Dear Angie: I want to hire a reputable air duct cleaning company. Dear Barbara: Weâve seen a lot of reports from Angieâs List members in which they were quoted prices anywhere from $49 to more than $1,000 for the cost of air duct cleaning.
This will be an approximate of how much your air conditioning costs to operate: Cost could run as low as $3,700 to $5,500 depending on who does the work, brand and required work to install; provided existing duct and electrical service are in good shape.Source(s): Certified Energy Manager - 20 yrs.his will be an approximate of how much your air conditioning costs to operate: Cost could run as low as $3,700 to $5,500 depending on who does the work, brand and required work to install; provided existing duct and electrical service are in good shape. Source(s): Certified Energy Manager - 20 yrs.