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The dripping is sporadic but annoying & is where the vent pipe turns to go up through the floor.

2007-02-13 11:01:17 · 11 answers · asked by mdolson64 2 in Home & Garden Do It Yourself (DIY)

11 answers

what is happening is cold outside air is being drawn in thru the vent pipe due to high negitive pressure within the house due to most probably a furnace which uses inside air for combustion and it needs to be replaced. The water byproduct of gas consumption then condenses out on the long pipe and it runs down

Your option is to install a make up air pipe into the intake of the furnace and damper that so it will eleviate the pressure difference.

The other alternitive is to install in the vent a heat activated damper which will close when the water heater isnt firing. That costs about $50 and is called a VentDamper. Saves heat too.

2007-02-13 15:11:35 · answer #1 · answered by James M 6 · 1 0

If this is the pressure relief valve and it is not a constant drip, you have a heater control problem. The purpose of the relief valve is to keep the tank from overheating, it is a very important safety valve. A constant drip would suggest a worn out valve, but a sporadic one could be dangerous, try changing the valve, be sure that it carries the EXACT rating as the old valve and the pipe that carries the water out MUST be the same size as the thread of the relief valve, absolutely no smaller. If your control is not working the new valve will blow sporadically, and then you must consult a professional.

2007-02-13 13:03:14 · answer #2 · answered by Anonymous · 0 2

If this wall thats getting the water is on a wall that is against the outside of the wall... then i may have an explanation, if not disregard. If gutters are clogged, the water will have no place to run except against the house, and slowly leaking down into the walls... or the insulation and wood beams... then that will eventually rot, and the water will have no where to go except against the wall...push hard on the wall, does it have any give? if so, the water damage is rotting out the wood inside the wall..and it all needs to be fixed. Now if it is just a wall not touching the outside of the house, then it may be a slight mess to figure out where the water is coming from... you will need to cut out a section of drywall in that area and see for yourself.

2016-05-24 07:00:35 · answer #3 · answered by Anonymous · 0 0

What is a water heater vent pipe? Are you talking about the vent for a gas fired heater? Or is this the pressure relief valve on top of the heater? If it is the releif valve, replace it. If you are talking about the gas vent you may be able to insulate it.

2007-02-13 11:46:50 · answer #4 · answered by renpen 7 · 0 2

Go to home depot and ask for some waterproof tape or sealant that can survive such a thing. It wont look bad since its below the floor. If its a big leak, then you can replace a peice of it with some pvc pipe.

2007-02-13 11:37:54 · answer #5 · answered by Anonymous · 0 2

Replace the heat/pressure limit valve on the top of the water heater...it's easy,inexpensive and will save you money in the long run...make sure you use thread sealer(pipe dope or teflon tape)

2007-02-13 11:09:51 · answer #6 · answered by jat0927 2 · 0 2

i read the question...


you are either missing the storm collar on your water heater roof jack, or it is not installed correctly ( tight ), & caulked. water running doun the pipe!

2007-02-13 15:11:08 · answer #7 · answered by Bonno 6 · 0 0

call some one to fix it for u like a plumer or somthing

2007-02-13 11:10:13 · answer #8 · answered by Anonymous · 0 2

difficult step. search on to a search engine. it can help!

2015-03-17 17:05:48 · answer #9 · answered by ? 2 · 0 0

you should call plumer to come help you.

2007-02-13 11:08:56 · answer #10 · answered by Anonymous · 0 2

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