vents

These vents are on the outside of a kitchen. We are concerned that vermin can go up inside of them. If we could identify them, maybe we could seal them off....thanks in advance for any tips.

Have an old house, galvanized pipe drains and vents. Redoing laundry area where vent extends straight up from near floor drain across window. Framed wall and want to bring to 2" drain code, add standpipe for washer and move laundry tub to area where old vent extends. See pic. Will the assembly...

Hello! Here's my situation.... We have a 2 story house with walkout basement. There are 4 bathrooms in the house. All of the bathrooms have exhaust fans installed in the ceilings, but the issue is I can not access anything other than the fan itself to see if they are properly vented out of the...

First I would like to thank you for taking your time to help people with there plumbing issues and would appreciate any light you can shine on this for me. I am in MN I recently purchased a home built in the 50's and there are a few plumbing issues first all the supply lines are 3/8 soft...