
2018 National Plumbing & HVAC Estimator: James A. Thompson’s 2017 Guide
Are you a contractor struggling to win bids because your estimates are either too high to compete or too low to ensure a profit? In the volatile construction market, guessing your material and labor costs can be a fatal mistake for your business. The 2018 National Plumbing & HVAC Estimator by James A. Thompson, published…












