5
votes
2answers
3k views

What is the silicone-like coating on CREE LED light bulbs?

I recently bought some CREE LED bulbs, the kind pictured below, and while they are the same shape as glass incandescent bulbs, they seem to have some sort of cloudy and sticky rubber coating, as if ...
2
votes
1answer
1k views

Why is my 1997 Hot Springs Sovereign hot tub not heating?

I am currently having some issues with my Hot Springs Sovereign hot tub. Well, actually just one issue, it is cold. Some more information on the tub. I am sorry to say, it has not been maintained ...
2
votes
1answer
3k views

Why doesn't my motion sensor light work?

I want to install a simple motion sensor (Lutron Maestro MS-OPS2) on a single pole switch in my garage. When I installed it the light would not turn off. The instructions (PDF) that come with the ...
1
vote
2answers
96 views

What quality caulks are available in the United States of America? [closed]

I have heard numerous bad things about DAP® ALEX® Painters Caulk cracking etc. Looking for suggestions what some better quality caulk is that is preferably paintable without primer and is available ...
4
votes
1answer
3k views

Is flexible gas pipe safe to use for main or long runs?

The house we purchased is a "tear-down". A builder bought the older structure, partially tore it down and built a bigger house on the old footprint. A lot of the original gas piping is still in the ...
2
votes
1answer
2k views

How does a multi-tap motor speed control work?

I have a Home Depot, undocumented, no-name ceiling fan and I've messed up the speed control connections, and I'm trying to understand how the circuit works. I found a circuit on the internet which ...
3
votes
2answers
5k views

How can I install a ceiling fan, recessed lights, and receptacles on the same circuit?

I believe the configuration in the image below is what I need in order to power a ceiling fan and recessed lights on two separate switches out of a two gang box using the existing cables. However, ...
1
vote
0answers
43 views

What size of transformer do I need if I have to bring a 208Y/120V service to a structure and the power company provides a 480 V service? [closed]

Can I use a 150 V, 250 V, 300 V, or 400 V transformer for a 208Y/120 V service to a structure with the power company providing a 480V service?
-1
votes
1answer
59 views

Why is the answering machine making noise with a photovoltaic system connected to the house?

The answering machine is making noise and there is a photovoltaic system connected to the house. What can cause this?
7
votes
2answers
1k views

Do I need to add roof vents if I close off a small attic space in the garage?

I have a small section of roof over the front of my garage, which I would like to insulate and drywall (making my garage fully insulated). It is 39" high, and 54" by 17', framed with 2x4 trusses, ...
3
votes
2answers
498 views

How do I fix stain after sanding drips in polyurethane?

I applied the first coat of polyurethane after staining and the polyurethane ran. I sanded the runs and it is slightly lighter in color. Should I reapply stain at this point?
3
votes
4answers
6k views

How to move stacked washer/dryer from closet

I'd like to replace the water hoses on my stacked washer/dryer set - the purchase records for the set show that they are 6 years old, and as far as I know the hoses have never been replaced. They are ...
3
votes
1answer
65 views

How do I fix a stick spot on furniture made by a rubber ball?

A large rubber ball for exercise rested against our cherry cabinet for some months. When removed we found an eight inch circle where the furniture finish had become sticky. We hoped it would return ...
4
votes
1answer
196 views

How to better waterproof the shower area?

I recently started having a lot of moisture in room next to my bathroom/shower wall. Its important to add that these walls are made of plaster. Initially I thought it was the silicone than joins the ...
3
votes
2answers
740 views

Is a water plumbing shut-off valve needed for every room?

Can I have a just a single set of shut-off valves (one for hot and one for cold) for two bathrooms upstairs and another for the kitchen/laundry area? Should each bathroom have its own set? This is a ...
2
votes
2answers
86 views

Recommended method to insulate a raised (joisted) floor in the UK?

We're just about to get a new wood-burning stove fitted with an external air feed and have a load of squeaky floorboards which need fixing in the same room, so we're planning on taking the floor up. ...
1
vote
2answers
428 views

What would a bracket for holding 1 5/8" square post be called?

For stabilizing a handrail post, using 1 5/8" square posts, I'm seeking a bracket shaped like so: Where the U shaped bracket would tightly press the post against a surface. First what might this ...
2
votes
2answers
175 views

How do I improve the insulation in a vaulted ceiling?

I live in a twenty year old Florida condo quadplex. The upstairs ceilings are two by four trusses of a mansard roof. I have replaced the ac, wall insulation, ducts. An IR thermometer shows huge heat ...
2
votes
1answer
216 views

Is this surge protector defective?

I have purchased a high quality surge protector of a known brand in my country featuring six outlets. However, when I plug the adapter of my laptop into it or the surge protector or plug the surge ...
1
vote
1answer
33 views

Hidden fasteners for 1/2" spacing between decking boards?

I want to build a screen out of 5/4 x 4 ipe boards with 1/2" spacing, using some sort of hidden fasteners. All the hidden fastener systems that I was able to find so far are designed for decking, and ...
0
votes
2answers
541 views

Why doesn't my gas furnace ignite?

I had a Lennox slp98dfv installed last year - it has a surelight ignition - it now just blows cold air - so I assume the pilot light is out - but not sure how to light it - as u cannot manually ignite ...
1
vote
1answer
205 views

Can I install a subpanel using only two ungrounded (hot) conductors and a grounding conductor?

we removed the inside part of an air conditioner / heater from a mobile home. we plan to use this area as a small pantry. The wires that were connected to the heater is 2 black connected to 2 seperate ...
2
votes
1answer
126 views

Finding one power wire to two lite switches. ugh!

I bought this house one year ago, have had some problems with its electrical. My bathroom switch controls bathroom clothing closet light and the bathroom light. I notice it really sounded funny at ...
1
vote
2answers
250 views

How should one polish transparent polystyrene plastic?

I've got some souvenir from overseas and I want to give it to a friend of mine. But I accidentally left some scratches on its transparent surface and now I want to polish it. I don't really know what ...
1
vote
1answer
433 views

How can I fix a shower faucet valve where hot and cold suddenly reversed?

We have one of those faucets with one handle which first goes to cold and then progresses to hot as you go further from off. Or, at least, it used to be that way. We went on vacation, had someone ...
2
votes
2answers
364 views

Is Flex Duct Safe To Use In A Crawl Space?

The home I purchased has a crawlspace below an addition that was put on to the original structure. The HVAC contractor that did the work ran 2 long runs of flex-duct to the 2 registers in the room of ...
3
votes
3answers
3k views

How can I cut a cinder block wall to run large round duct through it?

When an addition was put onto the house that I own, the previous owner just ran the duct work into the crawl space through an old basement window. I want to re-route the duct work by actually cutting ...
3
votes
1answer
2k views

Is it common to tile behind an OTR microwave?

I have an over the range (OTR) microwave, and am about to tile a new back splash. I'm not sure which way to go: Tile behind the microwave and then install the microwave Install the microwave first ...
3
votes
1answer
2k views

Sump Pump Trips GFCI Receptacle. Is a single, dedicated non-GFCI receptacle safe?

I recently replaced my sump pump in one of my two sump pits. To comply with codes, I replaced the outlet with a GFCI type outlet. Unfortunately, once I turn the power back on, the GFCI trips ...
0
votes
0answers
71 views

What should the voltage be on an unused neutral line in a 3-phase supply?

I am currently setting up a machine in a trade show. The machine uses 480V 3-phase power with no neutral needed. The show electrician connected the power to the machine and just taped off the neutral ...
2
votes
2answers
630 views

Can an 18 inch duct be replaced by 4 smaller ducts?

We have a return air duct that is 18 inches in diameter that had to be soffited. Not a big deal except it is taking up closet space in what is otherwise a very small closet for a kids bedroom. Can ...
2
votes
1answer
93 views

Do I need a vapor-barrier for laminate if my current floor is raised off a concrete floor?

My basement was finished in the 50s or 60s, including a real white-pine hardwood floor. It's raised off the concrete floor by nominal 2x4s as furring strips. The floor has seen better days, and for ...
2
votes
4answers
195 views

What's wrong with my painting technique?

I'm struggling with paint. I've been using a high-gloss Behr enamel for our trim work in our house. This photo shows a door on the left that was rolled on, and the casing on the right, which was ...
3
votes
1answer
93 views

At what Lead levels are respirators and hazmat suits required?

I am under going demolition work in pre-1978 building. I have paint chip samples sent away to determine ppm of lead. At what levels are contractors required to wear hazmat suits and respirators? ...
2
votes
2answers
266 views

How do I make this Raspberry Pi box?

I found this gorgeous laser-cut box on Amazon for my Raspberry Pi, and wondered how I could possibly make one of these myself. Can someone help me?
2
votes
1answer
333 views

Can a drywall screwdriver be used as a regular power screwdriver?

I will be buying (or renting) a drywall screwdriver, I want to save a bit and have a tool that can be used for woodworking later, can it be used? Is it too low torque (I guess it is about 7 Nm) for ...
2
votes
3answers
9k views

Why does my laptop charger make a spark when plugged in?

From time to time (not always but often enough) when I plug my laptop's charger in the wall outlet it makes a spark (even if I use different outlets it's the same). Why does it do this? Is this a ...
1
vote
1answer
3k views

Why is my furnace blowing hot air outside through a PVC pipe?

I turned on my furnace and went outside and noticed hot air blowing out a J-shaped PVC pipe. Is it a vent or error that needs to be plugged?
0
votes
0answers
44 views

How can I clean hydrogen peroxide stains?

I had a mixture of hydrogen peroxide and White vinegar in a cup. It fell on the floor and now there are stains (1 ft * 1 ft). How do I clean the stains?
0
votes
1answer
320 views

When cutting concrete for basement plumbing, how do you handle rough framing?

I'm going to be doing some cutting of the slab in my basement in order to put a bathroom in. There is plumbing under the slab and a pit with a tank in it, but it is probably 30 feet from where I want ...
1
vote
1answer
457 views

In this plumbing code illustration, what are the meanings of “SH” “WC” “BT” “LAV”, etc?

The image below, taken from this plumbing code page, has an "SH" going to the middle pipe with the trap in it. Does anyone know what the "SH" stands for, or the "BT" and "WC" ones for that matter? ...
0
votes
3answers
3k views

Why don't my Radiators get hot?

When I turn on my heat, the pump attached to the boiler comes on but the pipes don't get hot and the radiators never do either. I've bled them and believe they are hot water radiators (since there ...
2
votes
3answers
559 views

Without using dowels, how do I join 2x4s edge to edge to be 1.5“ x 7”?

I am trying to join a 2x4 supporting a workbench tabletop to another to make a backsplash of sorts. Any ideas how to do this without dowels? (No, I can't use 2x8)
1
vote
1answer
141 views

What curtain pole for a bay window?

I have a bay window similar to the 1st photo below. When I moved in this house, there was a curved curtain rail system and 3 separate pieces of curtain for the 3 windows of the bay. As it was very ...
5
votes
1answer
617 views

Why would my pressure reducing valve fail after repairing my water main?

I had a main water line bust on my side of the water meter. After fixing it and turning water back on to my house my water heater T&P valve kept releasing spurts of water which found out it was ...
5
votes
2answers
3k views

What should I do about this gap between the tub and tile?

anyone have any ideas what to do with the front edge of the tub. My tub is rounded on the front top edges. I have about a half inch gap. Looks to small to cut and mortar in a triangular piece of ...
0
votes
1answer
778 views

Can I cover a high efficiency HVAC vent?

Just moved into a house with a High efficiency HVAC (heating and air conditioning) which vents to the outside ( with a booster fan). the outside pvc pipe is just " open" . no cap, no screen.. i know ...
1
vote
0answers
112 views

How can I edge concrete without an edge trowel?

How can I make a concrete floor (also using dry shake color hardener) with a proper edge, without using an edge trowel? In Brazil I cannot find an edge trowel anywhere, so I would like to know if ...
0
votes
0answers
134 views

Is a standard power outlet sufficient for a 2.8 kW oven?

I'm moving some of my kitchen appliances around, where the oven is going where the Dish Washer was. The Consumer Unit has just a single breaker for all kitchen appliances (except the cooker hob, which ...
0
votes
2answers
2k views

How to fix a towel bar drywall anchor getting loose?

I have a towel bar which isn't anymore firmly attached to the dry wall as it should. You can see what the situation looks like in the picture below. This was most likely due to the screw not being ...

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