Kneipe » How to Make a Solar Water Heater from Glass Bottles

1 U pipe collector and u pipe solar collector. First, you can scrub and dried out the glass bottles totally. Any sizing of glass bottles will operate.

2 Then you can paint the bottles with a spray-on primer in the darkest color you can get, for maximal heat absorbency. Permit the bottles to dry out totally.

3 Drill a hole into the bottom of the bottles, 1 inch in diameter.

4 Then paint the bottles with flat dark spray paint. Permit the bottles to dry out totally.

5 You can thread the hose via the bottles, stacking the bottles neck to end. Use epoxy to maintain the bottles jointly. Make columns of bottles with 4 to 6 bottles in every column. Reduce the hose about 2 inches beneath the bottom bottle and about 2 inches above the top bottle.

6 You should know that paint the plywood dark and allow it to dry out. You can Location the initial column of bottles on the plywood. Hammer nails into possibly facet of the neck to retain the initial bottle in place. Repeat this for every bottle in the column. You can Location the following column of bottles be facet the initial and repeat.

7 Paint the PVC and t-joints dark and arranged a facet to dried out.

8 Insert a t-joint into every of the cut ends of the hose that key and exits the bottles.