Hart & Cooley 421 4x14 GS HVAC Diffuser, 14" W x 4" H, 421 Steel Diffuser for Floor - Golden Sand (010721)

SKU: 713017
Brand: Hart & Cooley Model: 421 4x14 GS Condition: New

Hart & Cooley 421 4x14 GS HVAC Diffusers

  • Hart & Cooley 421 4x14 GS HVAC Diffusers
  • Hart & Cooley 421 4x14 GS
  • Hart & Cooley HVAC Diffusers 421 4x14 GS
Regular Price: $12.99
On Sale: $8.72
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About this Product

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The Hart & Cooley 421 4x14 GS HVAC diffuser measures 4" H x 14" W and comes with a nice golden sand finish. The dimensions listed refer to the area of the diffuser that sits recessed inside of your wall.

This Hart & Cooley diffuser is designed for use in residential and light commercial applications. The all steel construction provides a firm, smooth surface and is easy to install. The multi-angle fin setting is rolled for strength and safety. The 4" x 14" floor diffuser uses a foot operated dial control, and is designed and manufactured to the highest performance standards. Delivering exceptional value, aesthetic appeal, and consistent performance Hart & Cooley enables you to install with confidence.

Additional Information:
Manufacturer Drawing (PDF)

Note: When measuring for floor diffusers, be sure to measure hole opening size, not the face plate size of your old diffuser.


  • All-steel construction
  • Multi-angle fin setting
  • Rolled fin for strength and safety
  • Welded construction
  • Foot-operated dial control
  • Heavy-gauge stamped face
  • Golden Sand enamel finish


  • Model Number: 421 4x14 GS
  • Part Number: 010721
  • Color: Golden Sand
  • Application: Residential
  • Dimensions: 4" H x 14" W
  • Depth: 2-1/2" Valve Opened, 1-1/2" Valve Closed

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