You ask: "The solar water heater has not been cleaned for eight years. How much descaler should I use to clean it without removing the pipe? If it is a solid descaler, is it recommended?” one sachet is enough. It comes in bottles, it is recommended to buy two.
The correct way to use solar water heater descaling agent: 1. Open the overflow port of the solar water tank or the exhaust hole at above the water tank. 2. Mix 1 bottle (1000 grams); ) of this product as a descaling agent. Add the descaling agent solution to the water tank; 3. Make the descaling agent solution come into full contact with all parts of the water tank and allow the solution to soak in the water tank for 2-4 hours until the scale is completely dissolved; 4. Open the drain outlet and drain the cleaning fluid. 5. Fill out thewater tank with water and rinse it twice before you can use it normally;
Solar Water Heater Descaling Agent Price: Different brands have different prices. Please refer to the following prices for the most cost-effective ones: 1. Special accessories for Nozhi solar water heater Descaling agent Descaling weight: 240g Price: ￥18,002. Lankangbao Food Grade Solar Water Heater Scale Cleaner Weight: 250g Price: ￥16,003. Citric acid descaler for Xinjuke solar water heater Weight: 300g Price: ￥19.00 and more.