After installing your radon system do another test.
Radon gas fan installation.
The location of the radon fan.
The reasoning for this is that if a leak was to occur above the fan your house could have a really high radon level.
But in some cases a second suction point where pipe enters the floor is the solution.
Chances are you ll need to install a more powerful fan.
All radon mitigation installation standards require that the radon fan be located outside the living space of the home.
If that test shows you still have high levels of radon contact the company you bought the fan from.
Fan curves tell you how much cfm you re moving at a given resistance or suction measured in inches of water column pressure.
Meet the fan curve.
However with radon fans you re at the mercy of soil conditions sub slab fill suction pit sizing and much more.
Soil gas control systems in new construction of buildings schools large buildings.
Reducing radon in new construction of 1 2 family dwellings townhouses homes.
Of clean size 4 6 gravel to very loose soil.
Fans placed in attics garages and outside locations will keep you safe.
The radonaway rp145c radon fan is built to resist moisture and can be mounted inside or outside on a 3 in.
This radon fan is designed for moderate to good air flow working most effectively with sub slab or sub material conditions ranging from about 4 in.
The purpose of a radon fan is to draw radon from out of the soil below the home and release it safety above the house.
Radon mitigation costs an average of 974 with a typical range of 779 and 1 177 most mitigation systems don t exceed 1 500 however large homes or those with multiple foundations or complex configurations can cost as much as 3 000 professional testing runs 150 to 800.
If you have a radon level of around 4pci l the level of radon being pushed out of the exhaust side of the fan can be many times higher even into the 100s of pci l.
Available for purchase from aarst ccah.
American national standards addressing radon in new construction.