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All About Step Down Diffusers

Shoemaker step down diffusers are high quality diffusers designed for high volume air delivery in a 360° air pattern. Made of steel (aluminum available on some products), step down diffusers have plaque, 3 or 4 cone faces. Available in surface or T-Bar mount and various color choices, step down diffusers will fit perfectly on your project.

Step Down Subgroups

Surface Mount

Surface Mount

  • Step down surface mount diffusers are available in square sizes, 6x6 to 24x24.
  • Step down diffusers supply air in a 360° air pattern.
  • Surface mount diffusers come with countersunk mounting holes and color matching Philips Pozidriv screws.
  • Series include: 100, SM-HL
T-Bar

T-Bar

  • Step down T-Bar diffusers are available in 1x1 or 2x2 panel sizes.
  • Step down diffusers supply air in a 360° air pattern.
  • Step down T-Bar diffusers have collar sizes available in 6"-10", 12", 14" and 16", but may vary depending on model.
  • Series include: 115T, 116T, FTD, HVD, HVL, HL

Relevant Literature and Case Studies

Videos

FAQ

Q: I have a competitor’s step down diffuser that I am trying to match. How can I find out what the Shoemaker Mfg. equivalent is?


A: Use our handy Cross Reference.

Q: I need a fire-rated step down T-bar. Does Shoemaker offer these?


A: Shoemaker does offer a selection of fire rated step down T-Bars. Please check out these Fire Rated T-Bars.

Q: I need a fire-rated step down T-bar. Does Shoemaker offer these?


A: Shoemaker does offer a selection of fire rated curved blade T-Bars. Please check out these Fire Rated T-Bars.