The product is the 2020 edition of the NFPA 25 Standard for the Inspection, Testing, and Maintenance of Water-Based Fire Protection Systems. Published by the National Fire Protection Association, this textbook covers the subject area of education and reference in English language. It provides guidelines for the inspection, testing, and maintenance of water-based fire protection systems, making it a valuable resource for those in the field of fire protection. The textbook is in trade paperback format, making it accessible and convenient for students, professionals, and anyone interested in learning more about fire protection systems.