Bathroom vent pipe leaking?

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Erick Bradtke asked a question: Bathroom vent pipe leaking?
Asked By: Erick Bradtke
Date created: Fri, May 14, 2021 12:46 AM
Date updated: Sat, Jan 29, 2022 1:09 PM

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FAQ

Those who are looking for an answer to the question «Bathroom vent pipe leaking?» often ask the following questions:

❓ Bathroom vent pipe size?

The Dry Venting Toilet If the toilet has a 3-inch waste pipe, the vent must be located within 6 feet of the toilet trap; the distance is 10 feet for 4-inch pipe. Plumbers usually use 2-inch pipe for this, which is larger than the plumbing code requires. Can a toilet and shower share the same vent?

❓ Clogged bathroom vent pipe?

The bathroom vent pipe is clogged. Slow drains If the drain in your home is slow, it makes sense to assume that it is clogged. (The main sewer line can also be clogged, and if you suspect this is the case, seek help from How To ...

❓ Should bathroom vent fans tie into vent pipe?

This is why drain vents open above the roof line or use one-way air admittance valves. This is likely to be unpleasant and possibly unhealthy. Second is that a drain vent is typically too small and too moist to properly vent a bathroom fan. Your fan is probably designed to use a 4" duct, and instead it's going through a 1.5" diameter pipe.

10 other answers

Bathroom vent pipe leaking? I just bought a new house and soon found what I thought was a leak in my roof. A portion of the sheet rock ceiling in my upstairs bathrooom became wet and collapsed. I cut a larger hole to investigate, and found a large pipe (4 inch diameter) running along the ceiling.

A leaking bathroom vent is usually traceable to a problem with the vent cap or the vent flashing on the roof. If the vent cap is broken or loose, rain can infiltrate through the vent cap. Damaged flashing will allow rainwater under the roof covering. This water can migrate down and may follow the vent pipe to the bathroom.

The water destroyed the entire ceiling, and the floor of the bathroom, and it also destroyed the ceiling of the lower level

Roof Leaks Around Vent Pipes is Relatively Common. A roof that leaks around a vent pipe is a common cause of small water stains on a ceiling or water leaking into a home. The leaking may first be seen in the attic, but if you don't catch it right away you may see water coming into the house, dripping on the floor.

The only water damage in this roof leak was some water on the floor. Laminated shingles roof vent replacement. Removing asphalt roofing shingles and existing...

The main one is: can there be an almost-steady leak from a PVC vent pipe in a bathroom that's not operational? We are building a new bathroom on our first floor partially below the footprint of a ...

Vent pipe; Just like the skylight, there’s a need to create a hole to accommodate the vent pipe. There’s usually more than one, so there could be several areas where it might be leaking caused by the pipes alone. It also has a flashing in order to create a seal. This is complemented by the flexible boot.

The bathroom vent leaking water when it rains is a sign of malfunctioning. If the problem persists for long, it can turn out to be a disaster. A vigilant homeowner is not only one who buys essentials carefully, but he is also the one who keeps a close check on such happenings.

Possible Explanations for a Bathroom Exhaust Fan to Leak. Commonly, an exhaust fan will leak because the bath vent hose is in a vertical slope and exhausts on top of the roof. This is required by code, as it’s important to have exhaust fans vent outside.

Homeowners often ignore sewer vent pipes, and usually the entire sewer system, until there is a problem or leak. Homeowners often notice a sewer smell as the first indication of a leak in a sewer vent pipe. Detecting the location where the smell originates is more difficult than looking for the wet spot of a sewer pipe leak.

Your Answer

We've handpicked 23 related questions for you, similar to «Bathroom vent pipe leaking?» so you can surely find the answer!

Can i vent bathroom fan into plumbing vent pipe?

Your fan is probably designed to use a 4" duct, and instead it's going through a 1.5" diameter pipe. And if any lint/dust gets pushed out by your fan, it risks accumulating on the sides of the vent pipe, potentially blocking the pipe and slowing both your drainage and ventilation.

Bathroom pipe leaking when washer machine running?

Washing machine / Dishwasher leaking at joinWasher: Rubber for Washing Machine pipe

Why is my bathroom sink pipe leaking?

What could be the cause of the water leak under the sink? 1 – Water may leak in between the threads on the nut and the drain pipe if no plumbers tape was applied. 2 – The rubber sealing washer or o-ring may be squeezed excessively tight causing leakage. 3 – The nut may not be tight enough and water is simply coming through. 4 – The drain pipe is off center and therefore a tight seal is not possible. 5 – The drain pipe is cracked and water is coming through the crack. 6 – The ...

Bathroom vent leaking when it rains video?

This Old House general contractor Tom Silva shows how to create a watertight seal around a vent pipe. (See below for a shopping list and tools.)SUBSCRIBE to ...

Bathroom vent leaking when it rains water?

A leak from a bathroom vent when it rains should be investigated and repaired as soon as possible. A leaking bathroom vent is usually traceable to a problem with the vent cap or the vent flashing on the roof. If the vent cap is broken or loose, rain can infiltrate through the vent cap. Damaged flashing will allow rainwater under the roof covering.

Why is my bathroom vent leaking water?

If the bathroom fan is dripping water when it rains, it means that the flashing or some part of the vent cover is allowing in water. It also may be that the damper (flap) is loose or missing --- and is allowing in water. In short, you will have to get someone onto the roof to fix it. Builder's Best Roof Vent Cap

Can you tie a bathroom vent into pvc vent pipe?

The washing machine has the standard drain pipe vent of a pvc pipe venting to the outside through the roof. To avoid cutting another hole in the roof I connected the bathroom fan vent to the washing machine drain vent in the attic so it can vent outside.

Can you vent a bathroom throught the toilet vent pipe?

That open pipe, connected to the waste, sewer, and pipes, will supply air to the waste pipes. When you flush the water in your toilet, the odor will go smoothly through the vent pipe, thanks to the process of equalizing the atmospheric pressure in the drain system.

Should bathroom vent fans tie into vent pipe or joint?

1. No, you cannot tie the bathroom exhaust to the hot water vent. That is a recipe for disaster and may very well not be to code. Don’t do it. 2. Two bathroom exhausts should not be tied to one vent. They should vent separately. They will never vent properly otherwise. 3.

Should bathroom vent fans tie into vent pipe or pay?

This is why drain vents open above the roof line or use one-way air admittance valves. This is likely to be unpleasant and possibly unhealthy. Second is that a drain …

Should bathroom vent fans tie into vent pipe or tube?

Second is that a drain vent is typically too small and too moist to properly vent a bathroom fan. Your fan is probably designed to use a 4" duct, and instead it's going through a 1.5" diameter pipe. And if any lint/dust gets pushed out by your fan, it risks accumulating on the sides of the vent pipe, potentially blocking the pipe and slowing ...

Does every bathroom need a vent pipe?

Yes, every fixture needs it's own vent. No, each vent does not need to go independently through the roof. They can be combined so you only have one or two vent stacks through the roof.

How to clean bathroom exhaust vent pipe?

One important part of cleaning your bathroom is cleaning the bathroom vent. I found an attachment set with small brushes that let's me clean the fan blades t...

How to clean out bathroom vent pipe?

How to Clean and Clear Your Vent Climb onto your roof. If it’s too steep or slippery due to weather, call a professional. Have an assistant flush a toilet while you hold your hand over the vent. If you don’t feel suction, the line is blocked... Use a plumber’s snake of electricians fish tape to ...

How to clean your bathroom vent pipe?

Locate the section of your vent above your bathroom or kitchen. Cut away a large enough piece of the PVC pipe to run a plumbing snake downward. A hacksaw makes quick work of the pipe. Run the snake downward until you find the clog.

How to clear a bathroom vent pipe?

This Old House plumbing and heating expert Richard Trethewey employs his detective skills to find and clear a stubborn clog. (See below for tools.)SUBSCRIBE ...

How to fix bathroom fan vent pipe?

This video shows how I installed a condensation trap to the bathroom ventilation system in the attic.

How to install a bathroom vent pipe?

The horizontal vent pipe runs right next to the closet bend. Toilet Vent Option 2: Parallel. If the vent wall is parallel to the drain pipe, install a 45-degree reducing Y and a street elbow to point toward the wall. You might need another elbow (of any degree) to position the vertical vent where you want it. Toilet Vent Option 3: Opposite Side

How to install vent pipe in bathroom?

The horizontal vent pipe runs right next to the closet bend. Toilet Vent Option 2: Parallel. If the vent wall is parallel to the drain pipe, install a 45-degree reducing Y and a street elbow to point toward the wall. You might need another elbow (of any degree) to position the vertical vent where you want it. Toilet Vent Option 3: Opposite Side

What are metal pipe vent in bathroom?

The plumbing vent, also known as a vent stack, helps regulate the air pressure in your plumbing system. Just as drain pipes remove water and waste from your home, the plumbing vent pipe – also known as a plumbing air vent – removes gas and odors. It also allows fresh air into the plumbing system to help water flow smoothly through the drain pipes.

What diameter is a bathroom vent pipe?

What size is a bathroom vent pipe? In a nutshell, the UPC wants the building sewer to be properly vented. So a vent pipe the same diameter as the building sewer needs to connect from the drainage system, and extend through the roof, undiminished in size. One popular way to meet this requirement is by plumbing one toilet with a 3 or 4 inch vent.

What size vent pipe for bathroom fan?

Fantech recommends a minimum of eight feet of insulated flex duct between the exhaust inlet register or grille and the fan motor. The company does not cite a maximum exhaust duct length. Maximum vent fan duct lengths are discussed in a reader Q&A below. Question: Can I run a 3" PVC bathroom exhaust fan duct for 32 feet?

What to use for bathroom vent pipe?

If the vent wall is parallel to the drain pipe, install a 45-degree reducing Y and a street elbow to point toward the wall. You might need another elbow (of any degree) to position the vertical vent where you want it. Toilet Vent Option 3: Opposite Side. If the vent wall is opposite the drain line, use a reducing Y and a street elbow.