RSD-RR Series

Air Concepts

RSD-RR Series

The Round Reducer (RR) frame is now available on the Round Single Deflection Grille (RSD). It is designed to easily slide into the end of exposed pipe giving a clean line to spiral ductwork terminations. The RR Frame also elimiantes the need for additional mounting rings, field constructed diffuser mounting boxes or transitions saving both time and money.

General Info:

  • Single deflection design
  • Adjustable blades
  • Long air throws
  • Wide dispersion patterns
  • Exposed duct mount



  • 6",8",10",12",14",16",18",20",22",24"



  • Heavy Gauge Aluminum



  • #00 Mill
  • #42 Gloss Black Powder Coat
  • #52 White Powder Coat - Standard
  • #72 Silver Metallic Powder Coat
  • Custom Colors Available


Related items

  • Nailor Hospital and Clean Room Diffusers Nailor Hospital and Clean Room Diffusers
    Nailor provides a complete line of diffusers with industry leading performance and quality features uniquely suited to hospital and cleanroom type applications. Products are constructed from heavy gauge aluminum, corrosion-resistant steel or 304 stainless steel, with 316 stainless steel construction as an available option, to handle the most demanding of applications.
  • Swirl Diffusers Swirl Diffusers

    Nailor’s Floor "Swirl" Diffusers are designed for use in raised access floor air distribution systems, where the floor cavity is used as a pressurized supply air plenum.

    Adjustable Louver is 6" deep and has a 90 degree blade angle. 
    The ELM90 Adjustable Louver is 6" deep and has a 37 1/2 degree blade angle.
  • DFR180 DFR180
    The DFR180 is a half round 180° displacement diffuser with a steel perforated face. 
More in this category: « RSD-RD Series RSDW Series »

Air Delivery

Life Safety

More Control

Proudly Representing

 logo nailor 60pxh ACME Logo Air Concepts FlexmasterLogo

InetSupervisor thermal header Engineered Comfort Mamac Logo