Apps Like DALC for iPhone and iPad

Estimate ductwork air leakage easily.

The app estimates air leakage from ductwork for engineers, architects, designers, and contractors. It determines pass/fail marks for Duct Air Leakage Tests and combines ductwork sections to calculate total allowable leakage.

by SHEET METAL CONTRACTORS NATIONAL ASSOCIATION, INC.★ 2.127 ratingsBusinessFreeData updated 2026-09-18

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