Duct Reducers

 Other Items from Outdoor Ceiling Fans

  Hose Clamps - 4" Stainless Steel Hose Clamp
  Fan Control With Thermostat - EL500 - Cooling Thermostat Fan Control
  Fantech Centrifugal Fans FX Series - 4" Fantech Centrifugal Fan (FX4XL) 148 CFM
  Air King Fans - Air King 12" 3-Speed Wall-Mount Oscillating Fan
  Fantech Speed Control with on-off switch (5-Amp) - Fantech Speed Control W/On-Off Switch (5Amp)
  Fantech Inline Mixed Flow Duct Fans - FKD Series - 12" Fantech Centrifugal Fan (FKD12XL) 2016 CFM (XL HAS 12 3/8 Diam Intake Port
  Duct Reducers - Duct Reducer - 6in to 4in
  Dayton Blowers - 140 CFM Blower W/PowerCord & Strain Relief Attached
  EcoPlus Blowers - Eco Plus™ Blower 180 CFM
  EcoPlus Inline Duct Boosters -  4" Inline Duct Booster 70 CFM
  EcoPlus Blower Adaptors - 140 cfm INTAKE (4”) works w/ Dayton #736005