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110 votes

How can I repair this gas leak on my new range? Teflon tape isn't working

Stop, turn off the gas, ventilate the house, and hire a pro. If you applied teflon tape to a flare fitting, you are NOT the person to be installing your gas range. You fundamentally don't understand ...
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  • 137k
54 votes
Accepted

How to convince plumber that there is a gas leak?

The other answers here are good from a technical point of view about how to verify a leak, but to answer the question of "how to convince a plumber", I'll second a comment by @manassehkatz: ...
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39 votes
Accepted

How to (safely) permanently turn off natural gas?

I would not take the pipes out because of the demo cost and the fact that having them available may increase the value of the home for resale. Call the gas utility and have the service turned off and ...
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  • 97.9k
38 votes

Can I safely connect barely reachable flex gas pipe?

I would heartily suggest hiring a professional. Where I live what you are doing is actually illegal. Your territory may have different laws, but guessing with gas is never a good idea. It goes bang! ...
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  • 4,627
36 votes

Do Gas Ovens have actual fires?

TL;DR Danger! It sounds like it is only partially burning. it can be normal to smell gas when the oven starts. Smelling it for more than a minute is an indication of a leak of some sort. If the smell ...
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29 votes
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Disconnecting a gas stove (New Zealand)

With a little more research and a better photo of the floor connection, it turns out that the floor connection had the mark “BS669”, which means its a bayoneted valve that auto-seals on disconnection. ...
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25 votes

How can I repair this gas leak on my new range? Teflon tape isn't working

Repeating the comments : Do NOT use any pipe dope or tape on flare connections . They are metal to metal seals and anything on the metal sealing surface can cause a leak. Pipe threads (tapered) ...
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  • 7,716
24 votes

Why do gas water heater exhausts have an air gap before the chimney?

The actual amount of combustion air - i.e., air flowing past the burner to provide oxygen and leave with less oxygen but more CO2 and possibly other combustion byproducts - is very little. The gap ...
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21 votes

Do Gas Ovens have actual fires?

In a properly working gas oven, you will definitely see a pattern of blue flame all along the perimeter of the burner, plus an orange-red glow from the electric igniter. These are very distinct. If ...
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  • 950
21 votes
Accepted

Do Gas Ovens have actual fires?

Yes, gas ovens light a flame to produce heat. The other answers saying to get this looked at are absolutely correct. Here's a visual demonstration with my own oven, viewed from the under-oven broiler ...
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  • 831
18 votes
Accepted

Does my furnace suck air from outside?

I think some of the answers here are confusing because they don't really address that your furnace has two different air intake/outlets. One is for the combustion system. Air is pulled in from ...
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17 votes

How to convince plumber that there is a gas leak?

You have to use a lot of liquid detector and large leaks can blow right through without making bubbles; however, typically a leak this large would be easily detected by the Mark-I human sensors you ...
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  • 33.5k
16 votes

How to convince plumber that there is a gas leak?

Try to fan the area with fresh air to the point the detector detects nothing then immediately use the detector to zero in on the area where the gas begins to appear. Try using saran wrap to isolate ...
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  • 17.8k
15 votes

Does my furnace suck air from outside?

The answer is that it should have a fresh air source! This is an absolute for gas furnaces. Some systems use the “leaks throughout the house” to get the air. The filter in the furnace is for dust to ...
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  • 97.9k
13 votes

What could cause kerosene-like odor from a gas oven/range?

What is happening is called product of combustion. Somewhere around in the house or near the house someone used or opened some sort of stain, paint, varnish or comparable compound including cleaners. ...
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13 votes
Accepted

Why do gas water heater exhausts have an air gap before the chimney?

This is a draft diverter. If the heater was connected directly to the chimney, the hot flue gas would rise, creating draft in the heater. While that is a good thing, the amount of draft would depend ...
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13 votes

Can I safely connect barely reachable flex gas pipe?

If the pipework broke there, who's to say what its condition is like further inside the wall? That apart, you're asking what to do. That means you're not qualified or experienced. O.k. There's a way ...
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  • 3,033
12 votes

Why do gas water heater exhausts have an air gap before the chimney?

manassehkatz covered a lot, but the simple answer is constant air flow The draft will change in the chimney as exhaust vents towards it – especially when going from cold air to hot. A draft hood is ...
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  • 20.1k
11 votes

Is there really any difference between yellow and white PTFE tape?

The colors mean something, but the meaning has changed over the years so some info may be old. The CURRENT standard is: White = single density tape and is ONLY good for small fittings up to 3/8 in. ...
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  • 14.4k
11 votes

Can I safely connect barely reachable flex gas pipe?

I hate working with gas - and would strongly recommend getting a pro to fix it. The pipe does not look in good shape either - I suspect the "proper" fix will be to replace the last piece of ...
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  • 7,201
9 votes

How to convince plumber that there is a gas leak?

You haven't mentioned whether this is natural gas or propane. If natural gas, then use the analog dials (or digital read-out) on your gas meter. Hopefully your meter will have a dial or indication for ...
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  • 20.2k
9 votes
Accepted

Does this "creative" grounding meet 2017 or 2020 NEC?

Three 8' ground rods with #4 copper is all the Grounding Electrode you'll ever need for any conceivable residential service. However the run of copper wire must be continuous from the closest rod ...
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8 votes

Gas pipe to dryer has wrong adapter

The elbow looks good, but what happens after that seems to be a mess. Circled in red appears to be a flared adapter, which is connected to the valve using far too much dope to tell exactly what's ...
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  • 128k
8 votes

Do I need to ground black gas pipe?

According to National Electrical Code, the pipe has to be bonded. However, it can be bonded using the grounding conductor serving the equipment that uses the gas. ...The equipment grounding conductor ...
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  • 128k
8 votes

How to convince plumber that there is a gas leak?

First convince yourself. Soapy water can be tricky - you may not see small bubbles in hard to observe places. The right amount of soap in the water is tricky as well. Try to hear the leak. You may ...
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  • 2,172
8 votes

Is there a way to remotely control gas valve?

Yes, there are electronically controlled gas valves. A better idea might be to install a "grill timer". It's like a kitchen timer that you twist to set the time, but instead of ringing a ...
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  • 19k
8 votes

Do Gas Ovens have actual fires?

Gas ranges usually have 2 sets of burners, A low burner under the oven bottom plate for baking and an upper burner at the top of the oven used for broiling. If your oven is not heating it is time to ...
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  • 12.1k
8 votes

Can I safely connect barely reachable flex gas pipe?

(Edited based on added information from the OP) As a DYI-er you could do gas fitting under supervision and inspection, and in readily accessible spaces. But if the space is tight, and you are unable ...
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  • 10.3k
7 votes

Grounding 200A Main Panel with Changes to Water & Gas

Grounding Electrode System You're going to have to install a grounding electrode system. This is typically done by driving two ground rods spaced at least 6' apart, and connecting the rods together ...
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  • 128k
7 votes

Does my furnace suck air from outside?

Your furnace probably exhausts more air than it intakes, creating negative pressure in the house which will draw air in. You can try to control is by "encouraging" the makeup air to come in ...
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