[TheForge] vent hood

Sat Jan 3 10:24:04 2004

What do you mean coupling it to an external chimney?  Would you put a 
hood over the forge and duct it into another chimney, like the 12" pipe 
I am using for the coal forge?  Seems like if I did that I would need to 
  use that draft inducer setup Ron Reil has on this setup.

Wayne

Steve Smith wrote:
> I need to do this also. I'm planning on coupling the hood passively to 
> an external chimney. Based on what others have done for their coal 
> forges, I'm using 10" single wall pipe spaced 18" from any wood. I've 
> got a piece of insulated pipe to go through the wall. No exhaust fan.
> 
> Steve Smith
> 
> Wayne Ackman wrote:
> 
>> I need to build a vent hood over my gas forge.  I was wondering if it 
>> would require a exhaust fan in the pipe to pull the CO out.  If so, 
>> what kind of CFM does it need to draw?
>>
>> Does it make any difference if I take it thru the roof and thru the wall?
>>
>> design suggestions are most welcome.  :-)
>>
>>
>> Wayne
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