The pond liner has been an inexpensive and effective diy solution that i would surely recommend for flat buildings.
How do roof ponds work.
Numerical study of thermal behavior in roof pond under the hot and humid climate simulation program comsol multiphysics by miss sasicha sakdawattananon.
If you re using wet surface formulas work the cement thoroughly into the surface.
What is roof pond roof pond is a passive cooling technique based upon the increased heat capacity of cheap and widely available water.
The roof pond concept combines the traditional functions of a roof with a means of natural heating and cooling.
In general the pond is covered during day to prevent heating and open at night to be cooled.
The saltwater naturally forms a vertical salinity gradient also known as a halocline in which low salinity water floats on top of high salinity water.
A roof is one of the hardest working parts of your home.
To demonstrate a roof pond system that uses water and sun to heat and cool without electricity.
A solar pond is simply a pool of saltwater which collects and stores solar thermal energy.
A roof protects your home from the rain snow wind heat and cold.
Exposure of the water pond to sunshine for heating.
When you add a new roof to your home or repair an existing roof you re creating your home protection system.
H2o sun 3.
Fill small holes and cracks with roof cement.
Thermal coupling of the water with the occupied spaces.
Classic work 8 720 552 views.
The key elements of the concept are.
Ponding water accelerates the deterioration of many materials including seam adhesives in single ply roof systems steel equipment supports and particularly roofing asphalt.
Does it just sit up at the top of your house enjoying the view.
Use of water for heat storage and as interim heat sink.
Work it into the hole or crack with the trowel or putty knife.
The layers of salt solutions increase in concentration and therefore density with depth.
A simple and free solution suggested by a neighbor.
How does your roof work.