Commercial Products  >  Dampers and Accessories


Balancing Baffle - Slip Fittings

The BBM is a fixed position damper used to balance draft in a boiler connector. It is used when multiple heating appliances are connected to a single, common chimney. For chimneys using slip connections.

The manually operated positioning handle is used to set the damper position. A locknut is used to fix the position.


  • No power required
  • Easy to operate
  • Made in stainless steel 316L
  • Stainless steel bearings
  • No maintenance required


Available Sizes (ID) 6" to 36" (150mm to 900mm)
Connections Male/male
Material Stainless Steel 316L
Temperature Rating 1400°F (760°C) / 1800°F (980°) intermittent
Warranty 2-year Factory Warranty
Listing/Certification UL 378 Standard for Draft Equipment

Alternate text for products sub-image

BBM Balancing Baffle - Slip Fittings—fixed position famper used to balance draft in a boiler connector