Radon Fan In Attic

Radon fans inside attic spaces are better protected from the freeze and thaw cycle.

Radon fan in attic.

When a radon system is installed in the attic space the fan and all electrical components are also located in the attic. 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. Radon mitigation system information. Radon fans and electrical components are out.

Radon systems create condensation within the suction and exhaust pipes. In retrofit situations the attic installed system is usually installed through a garage with the radon vent fan in the garage attic. Garage attic sub slab depressurization systems are installed in homes or businesses with slab flooring. Attic installed radon mitigation systems offer the benefit of hidden system components while protecting the radon fan from the elements.

I have discovered the problem. In cold environments this condensation can freeze and effect the life of the radon vent fan. The radon system is hidden. The air flowing through the fan will maintain the fan temperature.

A garage attic installation runs pvc piping from the sub slab radon collection point created in the slab through the garage where a radon mitigation fan has been installed. Radon fans are better protected from the elements. After documenting the temp and rh in both the house and crawl space i have discovered the radon fan is somehow bringing humidity outdoor air into the building envelope. I noted the rh and temp in both the crawl and home with the radon fan running and i did it in the evening hours so the.

First and foremost rather than having the fan and venting pipes on the outside of the home an interior system means that the only visible component on the outside is the vent stack that rises through the roof. Benefits of a radon mitigation system installed in the attic the radon system is hidden. I have never found a radon fan more than a bit warm even if the motor has been stalled by some blockage so there appears to be no concern about causing a fire from the fan overheating. If the radon fan is located in the attic of the house or garage you can wrap the fan with fiberglass insulation.

Thanks everyone on the feedback concerning humidity and attic insulation. Attic installed radon mitigation systems. Electrical components are out of reach.