Yes water on the roof will help cool it.
Soaker hose roof cooling.
He put them to a timer.
Ours is installed at the peak of the roof and draining to both sides metal roof no.
Contact your local fire marshal for advice.
They stay on long enough to wet the whole roof.
Firesafe marin recommends that you replace any wood shake roof with a fire sesistant type a roof assembly but until that happens your house is the rare case a sprinkler might be helpful.
Likewise don t climb up on your roof with a garden hose.
The water that then goes up to the roof is cooler than it was coming out of the faucet.
We have soaker hose on our flat roof.
They can also be hooked up to a thermostat which causes them to spray when the roof surface is hot enough to warrant evaporative cooling.
Expandable hose flex garden hose hot water use garden hoses 100 ft or greater garden hoses 3 8 inch rubber tubing flexible outdoor water pipe how doers get more done need help.
Sure yukkuri the author took conventional lawn sprayers to the edges of his roof on the gutters.
1 gallon of water consumes 8000 btu as it evaporates.
Yes the soaker hose will help cool your roof and your home because the evaporation will use up some of that excess heat.
Our houses are about the same size but his.
Cooling with liquid water running off from a sprinkler is not efficient but evaporative cooling from a small amount of water like a periodic sprinkle is very efficient.
I would assume this would work in any climate where your roof got hot enough.
We live outside of yuma az the feed water is pretty warm to start with.