Find the topic you need in the online index!

The 2017 National Plumbing & HVAC Estimator has a complete cross-referenced index. Find the subject you need in the left column. Then click on the subject link in the right column to jump to the costbook page.

2017 National Plumbing & HVAC Estimator

Subject Subject links
Elbows, ductwork 
  galvanized steel spiral ductTop of Page 358  
  rectangular, galvanized steelTop of Page 381  
  round, galvanized steelTop of Page 394