DuraVent FasNSeal 10" x 6" 29-4C Stainless Steel Termination Cone w59.69 Model UDX225 Product Type Unit

Model UDX225 Product Type Unit Heater Fuel Type Natural Gas or Propane Gas Control 2-Stage Valve Ignition Type Direct-Spark Installation Type Ceiling Mount Heat Exchanger Material Aluminized Input Heating Capacity 225

Product Type Mid Section Pipe Length 12" Diameter 7" Finish RAL 1002 38/20002 Powder Coat Documents & Files

What causes this and how can it be controlled

Decorative front

12" Ring Burner - This 12" fire pit ring burner fits on top of your fire pit burner pan

DuraVent FasNSeal 10" x 6" 29-4C Stainless Steel Termination Cone w59.69 Model UDX225 Product Type UnitAll FasNSeal (single wall) vent lengths and components feature patented built in mechanical locking band and triple lipped directional gaskets. All pipes and components are engineered with smooth clean welds located 90 from mechanical locking bands. This construction feature allows for ease of installation. The air space between the inner and outer wall on FasNSeal W2 helps to reduce the clearance to combustibles in addition to creating a heat shield