Who has ever seen a solar hot water bag? Easy to use?
I've used, is a black plastic bag filled with water, place strict requirements, 100KG can be installed in the water, enough for 2 people to bathe, high requirements for weather, day is not good, because it is not warm, before 10 p.m. wash effect can be.
Well, a little attention: solar hot water bag is placed where the roof must be smooth and free of debris, afraid to prick and sting, ge.
Not easy to use, hot summer weather, lack of sunshine, the most need to take a bath when you can not wash, the largest fire
