The plumbing trade comprises installations, maintenance, and repairs of supply and drainage systems; be it into residential, offices, or industrial settings. Hence, it is vital to understand the role plumbing plays in public health and sanitation considering its advocacy for sustainable practices in minimizing water wastage, energy wastage, and environmental degradation. Today's thing includes water-efficient fixtures, green buildings certifications, and eco-friendly materials in such trades. That is the application of directories connecting users with sustainable plumbing companies, eco-friendly product suppliers for certifications for good decision-making.