2025 Mechanical/Electrical Square Foot Costbook

The 2025 Mechanical/Electrical Square Foot Costbook includes 65 real-world cost models, covering a diverse range of building types—from civic to residential projects. Each model is meticulously broken down by CSI division, providing detailed cost insights for a wide array of actual construction projects.

The data in this book is based on the highly regarded BNi Data cost database. And the research staff at BNi has gone the extra mile this year to make sure that every cost item in this book is accurate.

This invaluable estimating tool features:

• Detailed square foot costs for each project -- all broken down by CSI Division and supported by a detailed narrative.

• A newly-expanded section of over 600 regional cost modifiers -- so you can quickly and accurately adjust all costs to your local area.

• Material and installation costs for over 5,700+ items used in construction, all expertly updated to reflect the latest pricing data available, as well as the most recent prevailing wage rate data from the US Department of Labor.

The challenge of staying profitable in the face of wildly fluctuating costs will be with us for some time to come. The Mechanical/Electrical Square Foot Costbook can help you meet this challenge.

Please note that by ordering this 2025 edition, you will automatically receive a copy of the 2026 edition for a no-obligation 30-day trial, as soon as it is released.  This is to ensure you are always working with the latest available data.  You can opt-out of this auto-renew program at any time.