Top Flue Tile

  • Flue tile extends between 2 -4 in above crown
  • Cracked flue requires replacement or repair
  • Flue must be 2 feet higher anything 10 feet away
  • Clay liners must be at least 5/8 inch thick
  • Flue liner joints between 1/16 – 1/8 inch
  • Liners installed ahead of construction
  • Space required around flue tile for thermal expansion
  • Space around flue no more than thickness of tile
  • Flue sized by fireplace opening (1/8, 1/10, 1/12)
  • Flue can be sized by IRC R1003.15.2 height chart
  • Masonry chimneys require chimney liners
  • Two+ liners need 4 inch separation wythe wall
  • Wood stoves require direct connect liner
  • Flue liners shall be maintained by filling voids
Top Flue Tile

Code References:

  • ASTM 1283 8.5 & NFPA 211 – 7.213.3
  • NFPA 211 – 14.9
  • R1003.9
  • NFPA 211 7.2.3
  • ASTM 1283 5.4
  • NFPA 211 – 7.2.10.1
  • ASTM 1283 8.4 & NFPA 211 – 7.2.12.1
  • ASTM 1283 5.6
  • R1003.15.1
  • R1003.15.2
  • R1003.11
  • R1003.13
  • NFPA 211 – 13.4.5 (1)
  • ASTM 1283 5.5