BNi Reference™ Powered by eConverge™ is a subscription service that gives construction professionals access to selected BNi construction cost books through phones, tablets, and desktop computers.

Individual cost book subscriptions start at $14.99 per month per cost book.

Initial cost books

• BNi® Electrical

• BNi® Facilities Manager’s

• BNi® General Construction

• BNi® Mechanical-Electrical

• BNi® Public Works

• BNi® Remodeling

BNi® has published trusted construction information for construction professionals since 1946. A traditional paper construction cost book often stays at the office. BNi Reference™ goes to the jobsite, facility, supplier, and customer meeting, right along with you!