Enviro Westport Blower System (50-3621/50-3622/50-4150)

USD $326.66USD $423.39


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Product Description

This is the official Enviro OEM Fan Blower for the Enviro Westport series of freestanding gas and propane stove fireplaces.  This is a new part from Enviro that ships in original packaging (this is not an after-market copy).

Enviro Part Numbers:

  • Westports Millivolt: 50-3621 (replaces old part number 50-173)
  • Westports IPI Sit Proflame 2: 50-3622 (~ April 10, 2017 to Jan 2022)
  • Westoprts IPI Dexen Valve: 50-4150 (~Feb 2022 onwards)

Part Description: The fan blower includes the motor, housing, thermodisc sensor as well as the fan control.

Applicable Models (both gas and propane): 

  • Enviro Westport Steel Fireplace (freestanding stove)
  • Enviro Westport Cast Iron Fireplace (freestanding stove)
  • Enviro Bedford freestanding fireplace

Please check your manual to cross reference the part prior to ordering.

Please Note: Please cross reference this part number and pictures with your fireplace prior to ordering.  Due to the electrical nature of fans and blower systems, this part can not be returned once purchased.


These Enviro blowers are in stock ready to ship.


Shipping Dimensions

Weight 8 lbs
Dimensions 16 × 8 × 8 in

~Pre 2020 (Millivolt Standing Pilot), ~ 2017 – 2022 (IPI Sit Proflame 2), ~ Feb 2022 Onwards (Dexen Valve)

Replacement parts come with a 90 day warranty unless otherwise stated.

All Gas or Pellet components must be installed by a licensed technician.
All Gas or Pellet component warranty claims must include installation receipt to qualify for warranty.

Please contact Online Store Support with any warranty questions.


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