BNI Mechanical/Electrical Costbook

With the mechanical and electrical portions of a building typically accounting for 30% of construction costs, it is essential that you estimate these costs accurately. And with today's inflation, on-going supply chain issues and labor rate increases, this is more essential than ever!

It's not easy, but the 2025 BNi Mechanical/Electrical Costbook makes it a lot easier.

It puts thousands of current, reliable mechanical and electrical costs at your fingertips, so you can estimate quickly and accurately. All of the data is organized according to the industry standard CSI MasterFormat so you can find everything you need fast.

What's more, the 2025 BNi Mechanical/Electrical Costbook includes an expanded set of over 600 regional cost modifiers allowing you to tailor your estimates to specific areas of the country.

Mechanical/electrical work is very specialized and includes materials and installations which require detailed pricing, including piping, valves, duct work, fans, chillers, condensers, conduit, transformers and more. It also breaks down the installation and materials costs of all different types of architectural equipment for laboratories, food services, laundry, maintenance, industrial and medical, and much more. You also get man-hours for all installation work, providing you with maximum coverage and flexibility.