Radon mitigation system installers take drain lines, such as TPR valves and condensate lines into consideration when they seal a sump pit. They usually use plexiglass to seal the sump at the floor ...

The truth of the matter is that most basement water problems are not basement problems at all, but exterior drainage problems. So before you consider a sump-pump installation, take a good look (in the ...

A column you wrote some time ago on radon mitigation system states that some installers seal the sump pit. Yet the instructions on our water heater, located nearby, warn that unless the pressure ...