The PDF file provides a set of job aids for designing and implementing household water treatment programs, which aim to improve access to safe drinking water in low- and middle-income countries. The job aids cover various aspects of program design, such as assessing community needs, selecting appropriate treatment technologies, promoting behavior change, and monitoring and evaluation.

The job aids are based on best practices and lessons learned from previous household water treatment programs, and are designed to be adaptable to different contexts and program objectives. The job aids also emphasize the importance of community engagement and participation in program design and implementation.

The job aids provide practical tools and templates for program managers and implementers, such as checklists, decision trees, and sample surveys. The job aids also provide guidance on key program components, such as water quality testing, treatment technology selection, and behavior change communication.