6″ DuraPlus 11″ Square Ceiling Support Box



Use with flat, vaulted, or cathedral ceilings. This DuraPlus component supports up to 40′ of chimney pipe with a built-in starter section. The Square Ceiling Support box features a sleek black finish to add pleasing aesthetics to the fully functional build. DuraPlus is a triple-wall, all-fuel chimney for use with wood stoves, fireplaces, furnaces, boilers, stoves, ranges, water heaters, or other appliances


  • Use with flat, vaulted, or cathedral ceilings
  • accomodates 6″ inner diameter triple wall DuraVent DuraPlus Pipe
  • Perfect for any wood stove with a 6″ flue
  • UL approved HT103 rating for chimney fire up to 2100 degrees

Assembled Weight and Dimensions (US metrics):

  • Weight: 9 lbs.
  • Dimensions: 15″ x 11.75″ x 15″ (W x H x D)

More Info:

Manufacturer’s Warranty: Limited Lifetime

Additional information

Weight 9 lbs