[Cob] Earthen plaster & CEILINGS

[Rodger Chenoweth]

There isn't drywall up already... only studs with styrofoam  
insulation between.  No sense in doing both... if we're to put  
drywall up, we might as well just go with that.

What is the extruded metal lathe look like?

cheers!
Rodger

On 14-Jun-06, at 2:10 PM, ocean wrote:

> Kiko has found the easiest way to adhere earthen plasters to a stud  
> wall is on top of standard drywall sheathing - the mud sticks very  
> well to the cardboard surface of the drywall.  We've also used the  
> extruded metal lathe (intended for stucco applications) over wooden  
> sheathing.  If you apply drywall to the ceiling, the mud should  
> stick well there too.
>
> (Kiko doesn't think mud plasters will stick as well to wooden  
> lathe, due to the high expansion of clay plasters.)
>
> Ocean
> Intaba's Wood Fired Eatery
> http://www.intabas.com
>
> On Jun 13, 2006, at 9:46 AM, Samten Norbu wrote:
>
>> hello all:)  Would you share some wisdom?...
>>
>>   I'm plastering a standard stud wall and am going to try my hand  
>> at lathe and plaster.  I'm going to use standard 1/4 inch lathe,  
>> coat it with clay slip and do 2-3 coats of an earthen plaster.   
>> Any general suggestions?
>>
>>   More importantly...
>>
>>   I'm also wanting to plaster the ceiling which is at an angle of  
>> about 12 degrees, and I am worried about how the plaster will hold  
>> on such an overhang.
>>   Is it possible?
>>   Is lathe ok alone, or should I consider using stucco wire too?
>>   The plaster will be a standard earthen plaster with straw and  
>> manure fibre, final layers will be limewash...
>>
>>   Many many thanks,
>>   Rodger writing from Windhorse farm in Nova Scotia
>>
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