Unanswered Questions

6,579 questions with no upvoted or accepted answers
5
votes
2answers
118 views

How to handle large bluestone slabs

I'm looking for tips on how to handle large bluestone slabs. Each is 24" square, 1.5" thick, and weighs 80 lbs. They are geo-cut with thermal surface treatment. Presently I have 100 of these slabs ...
5
votes
1answer
178 views

Adding a C wire to older 3 wire

How do I use the green wire as a C wire as suggested in most installation instructions for the newer wi-fi thermostats? They all reference terminal strips at the furnace, all I have is the 3 wire ...
5
votes
2answers
286 views

What should be used between a concrete tub and wall tile?

I have an older home that has a large, decorative concrete bathtub/shower with tiled enclosure walls. The walls behind the tile and tub are poured concrete. (Yes, the house is very sturdily built.) ...
5
votes
2answers
927 views

Are there any advantages to using higher priced sealers?

I want to use a water based sealer on my pavers to bring out the color and also for some resistance against dirt and fading. I went to the store and saw sealers varying in price from about $11 per ...
5
votes
2answers
2k views

How would I ground an internal ethernet surge protector?

I have a Cat-6 cable running to an external PoE security camera that I'd like to have surge protected, but I'm unsure how to ground the protector. It has a prong coming off that I assume is the ground ...
4
votes
0answers
28 views

How to seal straight-thread faucet shank / nipple to the faucet?

I have a faucet which requires installation of a separate threaded 'shank' or nipple which acts as both the water supply inlet and also is used to anchor the faucet to the sink deck. These are ...
4
votes
1answer
95 views

How can I remove pencil marks from a painted wall …?

... without damaging the wall. My first inclination was to just use an eraser but I imagine this would remove much of the paint. If this is the only way..., how do I repair the eraser mark? Here is ...
4
votes
1answer
80 views

Bathroom flooded by condo upstairs. Can there be mold on the drywall between the floors?

Upstairs condo neighbor had an ongoing leak for about two weeks in their bathroom. Not sure what was leaking, but they replaced toilet ring and shower faucets and since then the leak has stopped. This ...
4
votes
1answer
61 views

Why does sink gurgle after installing AAVs in attic?

I recently installed Studor Mini-Vent air admittance valves (AAVs) in my attic on the two secondary (2 inch) plumbing vents (serving laundry room and kitchen) so that the vents no longer penetrate the ...
4
votes
1answer
88 views

Microbubbles on kitchen cabinet doors using HVLP sprayer, how to fix the issue?

We're trying to paint our kitchen cabinet doors white but keep getting a ton of microbubbles in the process. We have primed the doors twice using B-I-N Shellac-Based White Interior Primer and Sealer ...
4
votes
1answer
76 views

sealer on soapstone

I just had a soapstone counter installed and they sealed it before they left. From what I've read, soapstone is oiled or waxed, not sealed. Does the sealer need to be removed if I want to use ...
4
votes
1answer
287 views

Why is one mounting screw left behind each electrical panel's cover?

I have three electrical panels in the house and with each one, one of the face screws is under the cover as seen in the picture. So it's clearly intentional. What's the purpose of it?
4
votes
1answer
288 views

What kind of sound input socket is this?

I have this surround sound system at home that is very old and have these strange sound input sockets that I have never seen before. Does anyone know what kind of input socket this is?
4
votes
1answer
99 views

Is this HVAC condensing unit platform acceptable/stable enough?

Our contractor just installed a new A/C system and he built this platform outside our house for the new condensing unit. It looks like it is a 4" concrete slab sitting on top of brick "legs". Looks ...
4
votes
1answer
646 views

Can a vent be started from a wye?

Is it ok to start a vent on a 45 from a wye like on this drawing? I need to clear the edge of the sink (actually a giant double compartment sink) before I can go up and start horizontal once I clear ...

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