A variety of cost effective options are available in the market ranging from simple lime wash with adhesives to polyurethane based insulation materials.
Cool roof technology inverted earthen pots.
These rcc roofs tend to make the indoor temperature very high around 41 c.
This is a traditional method used in india where the roofs and sometimes even walls are covered with upside down earthen pots and then cemented in place.
This is due to high roof top temperature of around 65 c in arid regions.
India had a tradition of whitewashing white tiled flooring of the roofs and walls especially in desert regions.
Cool roofing is one such technology that is becoming popular in developed countries.
Fill the void void space between the earthen pot with mortar bed till about mid of the pot.
Can reduce this temperature significantly.
Clean the roof surface 2.
Evolution of the modern technology from traditional earthen pots figure 4 the basic pot the modified pot and the new inverted pot current water purifier sources.
Solar shading with locally available materials like terracotta tiles hay inverted earthen pots date palm branches etc.
Cement sand 1 4 3.
Amazing cool roof technology how to apply cool roof tile joint fillup and clean up using by mortar duration.
Earthen pots insulation system earthen pot roof.
A cool roof is a roofing system that delivers higher solar reflectance the ability to reflect the visible infrared and ultraviolet wavelengths of the sun reducing heat transfer to the building and higher thermal emittance the ability to radiate absorbed or non reflected solar energy than standard designed roofing products.
Place inverted earthen pots diameter 175mm and depth 75mm on wet cement mortar.
This traps air between the original roof and the final surface thus providing insulation.
Historically cool roofs have been either white.