Sump pit depressuration system.

Sump pit depressuration system.

Sump pit depressuration system.

Sump pit depressuration system.

Digging a suction pit.

Digging a suction pit.

Boaring a hole for radon piping.

Boaring hole for radon piping.

Installing radon pipe through roof.

Installing radon pipe through roof.

Sealing pipe at suction pit.

Cutting into wall for access to seal perimeter.

Sealing home perimeter

Sealing home perimeter.

Attic fan electrical cord warning label.

Boaring hole for communications testing.

 

 

 

 

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