Questions tagged [venting]

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2answers
40 views

Lack of soffit vents with the use of ridge vents on a 1941 home

[Home is in Georgia] I made the mistake of installing ridge vents on my home last year without any soffit vents. I have since learned that doing so will actually cause the air to be drawn from all ...
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3answers
48 views

Need to move the dryer vent up by 3ft

I just bought a stacking washer/dryer machine and I need to relocate my floor dryer vent by 3ft above the floor so that I can push my machine all the way against the wall. This will give me about ...
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2answers
66 views

Dryer Venting for 1984 Condo

We are in the process of buying a circa 1984 condo. The dryer is not presently vented to the outside, and I do not know if it ever was. It currently vents inside to a water-filled lint catch basin. I ...
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1answer
59 views

Does my new bathroom plumbing need a cleanout?

I am working on new plumbing for an addition we just built. Does anyone see any issues? Do I need a clean-out at the end of the run? I plan on using a 3" elbow in lieu of a combo to keep ...
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6answers
7k views

How do I fix this 30 ft (9 m) dryer vent abomination?

The previous owner left a bit of a headache with the dryer venting setup. Context: This is a gas dryer The living room is behind the right hand side wall, so that's a no-go as far as drilling The ...
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0answers
30 views

Will this work for a wet vent?

I am not sure if I properly understand the wet vent concept so here is the question. The current bathroom apparently has no dry venting. I am moving the sink from the point marked on the wall just ...
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1answer
28 views

Finishing attic with static vent

I have a 1920s building with a gable roof that has a 10' peak. I'm going to finish the space and had an engineer detail the specs for structural safety, but I'm stuck on the appropriate way to provide ...
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0answers
50 views

Venting a hot garage, how much cooler can it get with an exhaust fan?

I life in Miami and the garage gets very hot in the summer and I am trying to cool it down so I can workout in it. The basics are: I'm looking at this product: iLiving - 10" Wall Mounted Exhaust ...
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1answer
34 views

How can I insulate my porch floor?

I have a wooden screened-in porch on a cabin that I am remodeling, with approximately 30 inches from the ground to the bottom of the porch tongue-and-groove boards. I am considering insulating the ...
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3answers
178 views

Can insulation touch the roof sheathing in a sloped garage roof without soffit vents?

I am beginning to install fiberglass insulation in my garage and want know if I have done the ceiling wrong. The issue is that the insulation touches the roof sheathing in the sloped area below that I ...
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0answers
26 views

can a bathroom or kitchen exhaust airt through a vent placed in the outter edge of the soffit and pointing down and out

Can a bathroom or kitchen range vent out through a vent-unit placed on the outter-edge of a soffit if it is pointing down and away from the house?
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0answers
31 views

Can you vent a 3“ waste stack with a 2” pipe

I am sure this has been asked many times but the IPC is confusing to me since I don't really know the terms. I am re-doing my plumbing and moving the main 3" waste stack from one side of my basement ...
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0answers
66 views

How many twists and turns can a vent pipe take?

I'm replacing a bathtub in the basement and by the looks of it, its trap is not vented. I want to know if I can put a vent pipe in the location I've identified as most feasible and secondly, if it's ...
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0answers
21 views

Best way to install new vent pipe?

In my house, the kitchen is on one side of the house, and bathrooms on the other side. For some reason, the kitchen drains are not vented at all, but bathrooms are. I would like to vent the kitchen ...
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0answers
41 views

Using a single pipe off the main drain for a washer and utility sink, venting?

I am renovating my bathroom. I am using this as an opportunity to additionally: Move my washer and dryer from the mudroom, into the garage. Add a utility sink to the garage. The current plumbing ...
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1answer
165 views

When to vent new half bathroom plumbing

I am planning the install of a new half bathroom in an existing space in my home. There is currently one full bathroom, that is on the second story of the house. The soil/vent stack runs vertically ...
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1answer
2k views

Plumbing utility sink into washing machine with no vent

So I currently have a washing machine that has its hose running into a 2" standpipe that is coming out of my basement floor. A humidifier hose and AC hose also squeezes into that standpipe and it's ...
2
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1answer
96 views

Bathroom Toilet + Shower Venting Fitting Question

Is this acceptable layout and appropriate fittings to use for the bathroom toilet on the left and shower on the right? Or would you replace any fitting and rearrange layout?
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1answer
67 views

Wet venting of added bathroom sketch -question is this layout OK?

I am adding a master bathroom shower, toilet and double vanity to an abutting wall of a full bathroom, Is this wet venting good if I tie into existing 2" shower vent in the shared wall?
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4answers
107 views

how to vent an electric dryer when outdoors isn't option

We have a building on the 3rd floor of a 4 floor building that we are building a loft in, It is in an historic area, we are in the middle of the block downtown. size 21'wide x 180'long, left and ...
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1answer
73 views

I have 5 natural gas appliances in my basement, can I replace just one with a power vented exhaust?

I live in a 3-family house. I have 3 chimneys and want to eventually remove one of them. One of the furnaces in the basement is gravity venting through the chimney to be removed. Now I need to replace ...
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1answer
923 views

Can dryer ducting be placed near gas line?

We are reconfiguring the laundry room on the main level of our house in Toronto, Canada. There is an existing exterior dryer vent but it is on the oppsite side of the room where the dryer will now be ...
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3answers
2k views

How to cut round hole in aluminum soffit after installation

Related question After having our roof re-configured and larger overhangs added, I noticed that the contractor placed the bathroom exhaust vent that used to go out the side wall just under the eaves ...
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1answer
105 views

Does a fixture connected directly to the ground stack (vented) need to be vented separately?

I'm adding a shower in the basement (there was a half-bathroom already) and the new drain is literally right by the stack (probably few feet away, 3-4' max), so I would think the air coming from the ...
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0answers
66 views

Is an inline dryer vent booster fan recommended?

In my house the nature of the construction causes the rigid vent pipe for the dryer vent to be about 22 to 23 feet long including the vertical rise in the wall behind the dryer. The 4 inch diameter ...
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1answer
926 views

Venting basement bathroom rough in

I'm a DIY-er with a lot of experience in some phases of construction but not much in plumbing (so please be nice to my dumb questions!). I'm finishing a basement with a full bathroom, and thought I'd ...
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1answer
68 views

Planning to switch to a tankless water heater

I am planning to convert to a tankless water heater but have a few questions to make sure I am on the correct path. I live in a rowhouse in Philadelphia where natural gas is used for heat and my ...
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1answer
36 views

Can I place a bathroom vent fan lower on a wall if I increase the CFM?

I know it is ideal to mount a bathroom vent fan on the ceiling, or as high up the wall as possible (steam rises, right?). However, due to physical constraints of running the ductwork the only place I ...
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1answer
19 views

High elevation non- pv Burnham boiler with Tejurland powerventer installed at sea level [duplicate]

I have a 203ncl-tei2 boiler installed in danvers Massachusetts. This town is at sea level, not 2000k miles up. This boiler also has a failed tejurland (universal control) powerventer motor on it that ...
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0answers
37 views

U.s. boiler / Burnham boiler alterations

i have a 203ncl-tei2 boiler installed in danvers Massachusetts. Regular elevation. This boiler also has a failed tejurland (universal control) powerventer motor on it that is only humming, not ...
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2answers
858 views

Double-vanity sinks drain slowly — venting problem?

When I turn on the water to my double-vanity bathroom sinks, water begins pooling within the bowl after only a few seconds. The drain lines below the sinks appear to be clear (there is no debris in ...
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1answer
83 views

Venting Bathroom Exhaust Fan

Can I run the bathroom fan vent into the already installed sewer vent? Previously it was just vented into the attic but is causing mold to grow up there because of the moisture.
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2answers
39 views

Properly venting water heater

My water heater vent runs to the basement wall. Right underneath (maybe 6 inches) is an opening (I’m not sure if that runs to where the vent goes out or not). Attaching a picture. Is there any reason ...
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2answers
3k views

Why are loop (Chicago) vents typically built with three elbows?

Loop vents, for use where direct vents aren't feasible (such as in kitchen island cabinets), are typically drawn, built, and described as comprising three elbow fittings--two 45-degree elbows and one ...
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1answer
126 views

Plumbing venting into apartment

I am a renter and my house often smells overbearing of sewers gas. I guess this is a two part question. The smell cures up from all the drains and I’ve made the landlord aware of this, she has not ...
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0answers
39 views

Do I need to vent a crawlspace?

We just completed a 20x20 great room addition on the side of our house with a 4 foot crawl space and poured concrete floor. There is a 4’ by 4’ cut through to access this crawl space from the existing ...
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1answer
95 views

Tankless water heater venting

Most of the images show 90 degree angles for the venting. Can I run mine at a 45 degree angle like the image below?
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2answers
890 views

Is the ventilation in my utility closet a construction mistake?

With colder weather here in Northern Colorado (down to 22° F) my Goodman 90% efficiency furnace (GKS90453BX) came on for the first time in the (ca. 2005) home that I recently moved into. The furnace ...
6
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2answers
1k views

Bathroom Vent Fan Upgrade

I am upgrading an undersized bathroom fan that is 50 CFM and has (possibly) a 3" to 4" exhaust pipe. The new fan, which is 150 CFM requires a 6" exhaust pipe. Do I need to rip out the existing vent ...
1
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1answer
3k views

Is an electric dryer's vent pipe a fire hazard when routed through the floor?

I will be venting my electric clothes dryer through a pre-cut hole in the floor. It will be vented using flexible, foil type tubing and traveling a short distance to an exhaust on the side of my home....
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0answers
58 views

Can i have a cheat vent valve outdoors?

I am building a small bathroom on the first floor of my house. I need a vent but cannot access the main stack above the water line. I was thinking of going straight through the roof of the first floor ...
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0answers
59 views

Outside vents for drainage - name?

Right outside of my house there are vents (for sewage?) that look like this: These are ugly, take up space and a trip hazard. These can be easily pulled out (I just did with my hands) and below them ...
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1answer
47 views

bathroom vent problems

I live in a townhouse(built in 1971 with no privacy wall between my neighbors attic) Between the two units there are 4 static vents and no other source of venting. The attic space would be about 400 ...
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0answers
542 views

Basement plumbing venting

I am in the process of finishing my basement. There is currently a bathroom roughed in. My question is on venting. There is no dedicated vent stack I can access in the basement. Where is the best ...
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1answer
541 views

Vertical or horizontal venting for a 36" range hood with a 3 speed 630 CFM blower

Installing a 36" range hood with an internal 3 speed 630 CFM 3 blower,damper and 6" vent pipe. Installation is in the area of an unused 10" square fireplace chimney flue. Supposition: Will increase ...
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1answer
2k views

Toilet venting, no stack installed

I bought a home with an in law apt that has its own septic in the back of the house. The rest of the house has the plumbing and septic in the front. There is no stink pipe. I don't know how they did ...
2
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1answer
331 views

Toilet sits directly over sewer return — what sort of venting?

We are converting a 1st floor coat closet into a powder room. The closet sits directly over the sewer line running in the basement floor out to the street. Instead of tying into the existing soil ...
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0answers
89 views

Plumbing vent for new addition

I am turning an old 1 car garage into a master bathroom and laundry room. I'm unclear as to the way to vent the new plumbing. I'll explain the layout first. I'm standing in the middle of the wall in ...
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1answer
32 views

Plumbing Vent - Proper service?

Which professional should I call to correct a plumbing venting drip issue that is in the attic? I have an older home, where the newer plumbing vent is coupled the older after entering through the ...
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1answer
5k views

Should my bathroom's plumbing vent be downstream of the toilet connection?

My wife and I just bought a house and have been smelling sewer gases from our tub. After taking a look at the piping, the tub doesn't have a p-trap. My original plan is to install a trap before the ...