Fairmont Press(Terre Haute, IN) has published the first new edition of the National Mechanical Estimator in five years. This classic book by Ottaviano Technical Services has been completely updated with current cost figures and the latest information to help hvac and mechanical contractors more accurately and easily bid jobs. It is specially designed to bring contractors up to date in today's competitive market with the latest, most advanced estimating techniques in the industry, saving hours of time and effort.