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D. Kimmel (205.188.199.171)

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Posted on Tuesday, March 20, 2001 - 12:43 am:   

I'm looking into using a Sancor Industries Composting toilet in my bus conversion. This would do away with everything associated with the black water tank, including the tank itself. Not to mention the water savings. Before I lock into this idea, I would like to have some feedback if there is any out there. Thanks
jeff manoske (63.21.255.211)

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Posted on Tuesday, March 20, 2001 - 12:57 am:   

sweet idea,go for it and let me know how it works!!!
FAST FRED (209.26.87.65)

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Posted on Tuesday, March 20, 2001 - 4:44 am:   

IF you read the literature from most mfg , you will find a fan and heater is also required .

And a 4 inch vent pipe.

The literature I have says 2.5KW are required for the small cottage or rv/marine unit.

This is as much juice as a house style refrigerator will use in a day and is fairly hard to maintain if boondockin.

Your gona have to have a grey tank,
which stinks as much or more than a black tank,
and the hoses and ability to dump,
so whats being saved, with a thousand dollar plastic toilet?

FAST FRED
D.Kimmel (152.163.204.16)

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Posted on Wednesday, March 21, 2001 - 1:51 am:   

Fred,
The Sancor 12v unit uses 0.5A on low and 1.0A on high. A heater is not required, but a tube connecting to the gray water tank is. This tube is for any liquid overflow. A 4" vent is required, so the vent pipe is twice the size of a black water tank vent, but not twice the price. What would be saved is the cost and instalation of a black tank, the flush water and the dumping and cleaning process of the black tank. The entire dump-a-tank process has been cut in half. If not a thousand dollar plastic toilet, then what do you suggest?
FAST FRED (209.26.87.100)

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Posted on Wednesday, March 21, 2001 - 4:56 am:   

The fan is only to remove the stink,
there is also a heat requirement to have the solid stuff , as it decomposes in its special bed of "starter", dry and decompose.

These units will not work when its cold as the action ceases .
There is also the requirement to have all the liquid drain into your grey tank , so the toilet will still need to be above the grey tank , or you will need a manual or switched special pump.


All this gets nothing , as the grey tank usually fills and needs dumping frequently .
While youe dumping pulling one or two valves is hardly a chore.

My recomendation is for the classic , tried and true , 75 year old RV toilet , sitting directly above a black ,or combined tank.
Gravity never fails at O'Dark 30 , so what you get is a reliable system.

TO make it nice use a Sealand or similar china toilet , choice of bowl hight, and color.

WE chose to install a 55g grey/black tank INSIDE the coach , rather than in the bay.
AN 11 inch tank with toilet on top requires the low model.


SAves the precious bay space and makes the coach easy to keep in service in below freezing temps.

A catalytic heater { were not in the coach, so dont have to worry about waking up DEAD or democrat} can hold the rear portion of the coach at 40F with ease ,,is great in Conn fall when temps can drop overnite into the 20's before we snowbird.

The fresh water tank is same sixe and is on oposite side of isle , OK for weight dist.

WE use a furnace when humans or pets are inside coach.

Although its fun to dream of reinventing the wheel , the RV systems have proven them selves over decades , parts are everywhere and usually cheap.

Our Sealand was $5.00 at a tag sale , sold because it leaked.
ANYTHING leaks after years on calcium rich Fla water , so a quick wash with Lime Away , great toilet.

USE your energys on learning the origonal coach maint requirements and maintaining the coach 100A+ {as LLoyds of London would say}.

There is maint that needs doing every 1500 miles on most coaches , have fun, its a HOBBY !

FAST FRED
dougthebonifiedbusnut (24.147.157.103)

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Posted on Wednesday, March 21, 2001 - 7:02 pm:   

hey fred am thinking of only having one tank to take of both the grey and the black dont see why you need both i live here in mass would love to see and talk to you in person you have a lot of great ideas.
mr kimmel i think i would agree with fred on this one thats why im going with the regular toilet (rv) but only use one tank for all the waist water good luck fellow bn
Terry Neumann (66.8.194.104)

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Posted on Saturday, March 24, 2001 - 11:55 am:   

Aloha,
I have had first hand experience with composting toilets and while they can be great in a larger installation, they are definitely not something I would want to put in an RV as they stink and you have to shovel S... to clean them out. If you are set on something like this look into the Destroylet. It is propane powered and incinerates the waste. Just make sure you're not sitt'in when you flush!
D.Kimmel (205.188.192.177)

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Posted on Saturday, March 24, 2001 - 3:59 pm:   

Not set, just exploring ideas. Thanks for the first hand info.
CoryDaneRTSII (4.17.253.70)

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Posted on Monday, March 26, 2001 - 12:51 pm:   

I have RV'd for over 10 years and I can't imagine anyone wanting to create more work to clean out the toilet when they can just open two valves at the dump station, ONE STOP maintenance! As for a one tank system, there are great debates on this, I like the large black tank and a smaller grey tank(about 5-10 gal). the grey tank is valved so it will overflow into the black tank when you boon dock but will dump into the sewer when in camp, saving the black tank for your final dump. I like the option to keep the grey water out of the black when I can and to be able to hold it when on the trail.

I also like Freds idea of installing the tank INSIDE the coach (as the RV's do) and have been attempting to find a way to install as such in mine. But as in most conversions, space is critical and mine is tight.
Just my thoughts - cd

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