Drinking or using water from a dirty tank can lead to serious health issues. Regular overhead tank cleaning is essential for maintaining water hygiene in your home or building. At Sajilo Sewa, we provide professional overhead water tank cleaning services using advanced machinery and UV treatment to eliminate bacteria, sludge, algae, and other harmful contaminants. We serve homes and buildings across Kathmandu, Bhaktapur, and Lalitpur with high-standard, eco-friendly tank cleaning practices. 🧼 Service Includes: • Complete drainage of the tank • Manual and mechanical cleaning of internal walls and base • Sludge removal using suction equipment • Anti-bacterial scrubbing • UV treatment for disinfection • Final rinsing and hygiene check ✅ Suitable for plastic and concrete tanks up to 1,000 litres ✅ Includes 30-day service warranty on cleaning ❓ Frequently Asked Questions (FAQ) Q1: How often should I clean my overhead tank? A: Every 6 months is recommended for residential tanks to maintain water hygiene. Q2: Is UV treatment safe? A: Yes, UV treatment is chemical-free and effectively kills bacteria without leaving residue. Q3: Do you clean rooftop water tanks? A: Yes, our team is trained and equipped to clean rooftop tanks safely and efficiently. Q4: Will there be water waste? A: Minimal water is used during the cleaning process, and we ensure responsible drainage. Q5: Can you clean underground tanks too? A: Yes, we offer underground and sump tank cleaning as a separate service. 👉 Book now for professional overhead tank cleaning in Kathmandu and enjoy clean, bacteria-free water for your family!