Sump sealed with poly-carbonate cover showing back up sump pump

To the right of the cover is the main suction pipe where it penetrates the concrete floor.

Fan mounted in attic of garage

Pipe goes through roof and terminates tweleve inches above roof. Fans are hard wired (no extension cords are used.) A switch is installed within reach of fan.

Fan mounted on outside wall showing pipe going through overhang and roof.

Weather proof switch mounted within reach of fan shown to the right and below fan.

U-tube radon system monitor

Red oil in J-Shape shows system is operating. Red oil in U-shape shows system is not working.