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Now you can make a solar water heater using plastic bottles

Now you can make a solar water heater using plastic bottles

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### 5. Step-by-Step Construction Guide

**a. Preparing the Plastic Bottles**

1. **Cleaning**: Rinse the bottles thoroughly to remove any residues.
2. **Label Removal**: Peel off all labels to ensure maximum sunlight penetration.
3. **Cutting**: Using a 100mm PVC pipe as a mold, cut off the bottoms of the bottles to facilitate water flow. citeturn0search7

**b. Constructing the Collector Panel**

1. **Frame Construction**:
– Cut the 20mm PVC pipes into 10 pieces of 1 meter each and 20 pieces of 8.5 cm each.
– Assemble the frame using T-connectors and elbows, ensuring a sturdy structure.
2. **Bottle Arrangement**:
– Insert the prepared