[Greenbuilding] ventilation and urine-diverting dry toilet

[Lynelle Hamilton]

I've always use just a tiny dusting of lime. Seems to neutralize quite nicely.

On January 9, 2018 5:58:07 PM EST, Reuben Deumling <9watts at gmail.com> wrote:
>I tried the black vent pipe sticking out of the roof to create a bit of
>chimney effect but that hasn't been adequate so far. Or are you
>thinking of
>something else?
>
>On Tue, Jan 9, 2018 at 2:51 PM, ErgoDesk <ergodesk at gmail.com> wrote:
>
>> Sounds like a job for PASSIVE MECHANICAL to the job!
>>
>> Sincerely,
>> George Hawirko
>> Ph: 604-477-7897 <(604)%20477-7897>
>> *http://about.me/StyroHome <http://about.me/StyroHome>*
>>
>>
>> On Tue, Jan 9, 2018 at 11:56 AM, Reuben Deumling <9watts at gmail.com>
>wrote:
>>
>>> Quite a few years ago I imported four Ekologen EcoDry toilets from
>>> Sweden. These are porcelain toilets that send the poop and the pee
>into
>>> separate (installer supplied) vessels. While the idea was extremely
>>> inspiring, the reality has been somewhat less fantastic. The poop
>falls
>>> through an 8" pipe into a bucket, and a handful of sawdust is dumped
>after.
>>> That part works beautifully. Not once has there been any smell.
>>>
>>> The urine is sent through a 1-1/4"(?) flexible hose that came
>supplied
>>> with and is attached to the porcelain unit into a vertical 2" ABS
>pipe and
>>> from there into a bucket that sits outside in the free air, and is
>dumped
>>> as needed.
>>> The problem - the only problem - is that the urine smell in the
>bathroom
>>> can be strong. Visitors, e.g., higher usage, sends the smell index
>shooting
>>> up, whereas day-to-day usage by one person doesn't cause much
>discomfort.
>>> And of course folks' sensitivity/sense of smell varies a lot.
>>>
>>> The toilet was supplied with a micro-flush button which would have
>sent a
>>> small amount of water (1/10 of a liter?) through the urine section.
>I
>>> initially hooked this up, but I discovered a casting flaw in the
>porcelain
>>> which sent a bit of the water not out the drain but through a crack
>not
>>> visible from any angle I could devise onto the floor. I talked to
>the
>>> manufacturer about that but they were not helpful, did not take any
>useful
>>> responsibility, so we've always used a small cup to splash a bit of
>water
>>> to chase the urine.
>>>
>>> Recently I swapped in a wood toilet seat/lid for the OEM plastic one
>>> which allowed me to attach a gasket between porcelain toilet and
>seat and
>>> between seat and lid. This made a disappointingly small difference
>to the
>>> ambient odor.
>>>
>>> *So now to my question:* do low-power small fans exist that you
>could
>>> recommend for installation in the 2" ABS vent? My sense is that
>these exist
>>> but I am not familiar with any specifics.
>>> My hope for this fan would be that it would create a very slight
>negative
>>> pressure in the bathroom, drawing any smell out the vent rather than
>>> letting it escape into the room. Ideally it would also be switchable
>from
>>> inside the bathroom.
>>>
>>> Or perhaps some of you have experience with his or similar
>situations and
>>> can recommend other strategies I've not thought of?
>>>
>>> Thanks very much.
>>>
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>>
>>
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-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.
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