lasagna. 1  large, flat, rectangular strips of pasta. 2  a baked dish consisting of layers of this pasta, cheese, tomato sauce, and usually meat.
1 Replacing aging, leaking or inadequate ductwork typically costs about $35-$55 a linear foot for labor and materials, or $1,000-$5,000 or more for a single-family home, depending on the length and type of ducts used (sheet metal, fiberduct or round flexible ductwork) and local rates. And a Virginia homeowner reports spending $450 for DIY installation of modern ductwork in a basement (the least expensive bid for professional installation was $2,500).
Pricing for air conditioning will vary depending on a number of factors, but, in the long run, it will always be a better option than sticking to window air units. The national average cost is between $4,500 and $6,200, but it could be much higher (or lower) depending on your individual situation.enerally, ductwork can tack on additional $2,000 to $3,000, and that will vary depending on the home. However, if you are simply replacing your air conditioning unit, then there may be little to no added cost for this component.