Just get some 1/2“ screws, that ducting doesn't need much. Pre-drill in solid hardwood.

Yup. Measure ahead of time, maybe even make a cardboard template, cut in store.

Yep, and then tile just a bit higher and you don't have to fuss with the seam.

Or One in the stink

Many basements are still above the sewer line, so you don't need these pumps in that situation.

Lay bag flat, cut a slit in the center of the bag, width wise. Lift bag slightly from bottom on either side of slit. Bag should now be two little bags. Cut the connecting paper. Pour each half bag slowly into mixer. Should help. Plasticizer can help smooth the mix but shouldn't be needed unless the pour requires it. Also spray the mixer inside to keep the high sides wet. I usually leave a good bit of water out and add by spraying sides until I get the right mix.

I start at the end so I can get my fork and I eat straight out of the protein tray.

When you go to the comments with a thought and then the first post is that thought put into gif form. Magical.

Agreed, she has more humps per day than a camel

Could be referring to metal lathe if a plaster wall. Doesn't sound like op should be doing this particular project themselves.