venting

We just moved into an older home and I want to move the laundry to a different location in the basement. I have been doing quite a bit of reading and found some excellent resources on both this forum as well as others and I think I have it figured out but I was hoping I could get a second...

Hello All, I am a first time poster that stumbled across this forum in doing some research for my project. I did not find a question quite like mine so I thought I would post details of my situation and ask for help from the experts on this Board. I am finishing my basement in Loudoun County VA...

Hi all, My question is: Is there an advantage or disadvantage to using a sanitary tee over a wye + 45 vertically for drain/venting purposes? Do wye + 45 fitting have any purpose in a stack application? I checked the forums and have never seen this discussed. I know sanitary tees are never...

Hello All. I have a one-pipe steam system. I have a two story cape house from the 1940's. Last heating season, I replaced the second floor air vent on the radiator with a hoffman #40. I was really impressed how quiet it was. This heating season I decided to replace the remaining six radiators...

Hello, and thank you in advance for any help. I did read through other threads before posting, but didn't find anything related to my issue. After a long bout of rain a few weeks ago, I noticed my toilet bubbling when doing a load of laundry. The toilet bubbled a bit every time the washer...

I am putting in 2 new furnaces and a new water heater into the same utility room and need help understanding a safe and efficient way to vent all 3 appliances. Furnaces are both 96% efficient category IV. 80K and 120K BTUs. WH is a Rheem with power vent, 0.67 efficiency. I have an existing...

Hey everyone, I'm new to this forum and I'm having a plumbing nightmare. I just bought this mobile home about 6 months ago. Recently someone pointed out to me that the washer was draining underneath the house. I didn't notice because I barely ever go on that side of the house where the water was...

We will be replacing our existing over sized boiler with a new higher efficiency boiler and want to reuse out existing chimney flue to vent the exhaust. Since the new boiler will produce lower exhaust temps, it was recommended that we use a 4" liner for the existing flue with 4" B-vent between...

Hey guys Ive been thinking of adding a shower in my basement bathroom. I have a toilet coming right off the main 4" drain. The 4" IRON comes out of the floor into 3" PVC and goes up to the roof. Im thinking of replacing the old iron toilet elbow with a new PVC 3"x3"x2" and running with 2" PVC to...

Okay so my washing machine is overflowing the standpipe when it drains, it was doing this a while ago and then it stopped but now it's doing it again. The washing machine is on the main floor in the middle of the house (it is supposed to be for a stackable but my dryer is in the basement), the...

So I am working through replacing all of the cast iron and galvanized steel drain and vent piping in a home I just purchased. The cast is cracking and the galvanized is rusting and joints are falling apart. I won't even get started on the clogged supply lines, that is the next project. I have...