Posts tagged Isang Litrong Liwanag

When I saw this video of bringing light to the dis-privileged communities in the Philippines by using the Solar Bottle bulb, I remember the Solar Tube I saw during various exhibits on green building designs. To give you have an idea of what solar tube looks like, check on the image on the left. Their concept is similar wherein you use sunlight as replacement to lighting interior rooms, thus maximizing natural resources, conserving on energy and money as well. They differ on the materials used though. The Solar Tube is fabricated from the factory and made from quote expensive materials while the Solar Bottle Bulb is made from a liter of transparent bottle (recycled for soda bottles) filled with water and bleach (the bleach serves as protection of the water to algae formation) on inserted on G.I. roofing. It is put on the roofing with the right kind of waterproof sealant. (more…)