For a single deadbolt and entry lock most locations are set at 38" and 44" from top of an 80" door. Locksets with deadbolt and handle in one can be almost anything that the manufacture decides. A 5-1/2" spread is common for some manufactures.
Contractor Talk - Professional Construction and Remodeling Forum
A forum community dedicated to professional construction and remodeling contractors. Come join the discussion about the industry, trades, safety, projects, finishing, tools, machinery, styles, scales, reviews, accessories, classifieds, and more!