Thread: External Air Source
View Single Post
  #11 (permalink)  
Old 11-29-2007, 05:41 PM
Bob Harper's Avatar
Bob Harper Bob Harper is offline
Member
  
Join Date: Mar 2007
Location: Near Philly, Pa.
Posts: 815
factory chimneys
UL 103 HT applies to 2,100F rated chimneys for woodstoves and hybrid fireplace/ woodstoves. The typical factory built fireplace is listed to UL 127, which normally uses a 1,700F chimney but with an optional 2,100F test.

Bob
__________________
Keep the fire in the fireplace.
Reply With Quote