Hi,
I've got what I think is a SMEG brand rangehood / exhaust fan over the stove (I'm not sure cause I can't find any make/model mark or sticker on the…

Thanks, do you think I'd need to get some more waterproofing membrane to put back on it when I'm done? Or is the original stuff that's in the photo overdoing…

I was looking at tightening the washer on our shower taps, however when I took the cover (bonnet?) off them I found they were properly sealed with what looks like…