The RSMeans 2009 Electrical Cost Data contains up-to-date and accurate, this 32nd edition contains unit price data, reference, tables, and illustrations, and covers fire alarm addressable system assemblies, explosion-proof emergency lighting fixtures, and vandal-resistant exit signs. It is a valuable tool for any Electrical Estimator as 2009 costs edge higher for electrical materials, products and trade labor. All current subscribers are eligible to receive FREE online quarterly updates to stay up-to-date.