If you're going to enclose the furnace in a tempered room use a direct vent condensing furnace. Pipe the combustion air and exhaust in pvc to the outside. Theres even an upswing here the owners are getting a more efficient furnace.
John Drucker, CET Fire Protection Subcode Official Fire/Building/Electrical Inspector Fire Marshals Office Borough of Red Bank, NJ -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Todd Williams Sent: Friday, August 20, 2010 12:25 PM To: [email protected] Subject: RE: 13D attic Fuel-fired protection Unless the combustion air is ducted. Given this is an attic in a residence, which is rarely know for excess air flow, how do they provide air in the first place? At 12:13 PM 8/20/2010, you wrote: >Providing an enclosure could get a bit more complicated due to the need for >combustion air. If the combustion air happens to be -20F, will the >enclosure really provide freeze protection? > >Ed Kramer >Littleton, CO > > > > An enclosure may be the only alternative, not > > knowing the dimension of the units involved. It > > would just need to be an insulated box, since we > > are enclosing a furnace and residual heat would probably keep the space > > warm. > >_______________________________________________ >Sprinklerforum mailing list >[email protected] >http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > >For Technical Assistance, send an email to: [email protected] > >To Unsubscribe, send an email to:[email protected] >(Put the word unsubscribe in the subject field) Todd G. Williams, PE Fire Protection Design/Consulting Stonington, CT 860.535.2080 www.fpdc.com _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
