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About Ray-Bar Engineering Corporation

Ray-Bar Engineering Corporation

697 W. Foothill Blvd
City, state:
Azusa, CA
Postal code:
91702 show map
PO Box:
Postal code PO Box:
United States
800-444-XRAY (9729)
800-333-XRAY (9729)

Engineers, Designers and Manufacturers of X-Ray Protection and Radiation Shielding Materials

Ray-Bar Engineering Corporation is a foremost leader in the design and manufacture of radiation protection materials, supplying the United States and global marketplace for over 70 years. Ray-Bar’s reputation of prompt deliveries is achieved by maintaining perhaps the largest inventory of shielding materials in the U.S. Our knowledge of custom requirements is kept in tune by our ongoing research, development, refinement, design, testing, building code compliance reviews, and installation of our products and materials on thousands of projects. 

"When protection is required there is no substitute for skill and experience"


Ray-Bar manufactures a complete line of x-ray protection and radiation shielding materials including, but not limited to:

  • Lead Backed Gypsum Wallboard
  • Lead Lined Wood and Metal Shielded Doors
  • Lead Lining of Metal Frames
  • Lead Lined Telescopic Steel View Window Frames
  • X-Ray Lead Glass
  • X-Ray Control Barriers
  • Lead Lined Vision Lites
  • Neutron Shielded Products

"Setting the Standard in Radiation Protective Shielding for Over 70 Years"

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Performance Capabilities

Ray-Bar's protective materials and products set the industry standards for code compliance and performance. Ray-Bar's sheet material is the purest form commercially available meeting Fed. Spec QQ-L201 F, Grade C and ASTM B749-03, type L51121. Our standard shielding products are promptly available and meet all current federal specifications, codes and standards including all applicable NCRP reports. All Ray-Bar UL Labeled Fire Rated Lead Backed Gypsum Boards (RB-LBG), shielding components and related walls systems or partitions assemblies are tested in accordance with ANSI / UL 263, ASTM E119 and NFPA 251 "Fire Tests of Building Construction and Materials" and CAN / ULC-S101 "Standard Methods of Fire Endurance Tests of Building Construction and Materials" on gypsum board panels meeting ASTM C1396 and in compliance with all currently applicable UBC and IBC building code requirements.

Ray-Bar X-Ray Protective Lead Glass meets Federal Specification DD-G-451 and ASTM C1036 requirements and all applicable current NCRP and ICRP lead glass criteria and standards. Ray-Bar X-Ray Safety Glass is labeled in accordance with ANSI Z97.1 and CPSC 16 CFR 1201 Cat 2 requirements for impact resistance.

Ray-Bar Lead Lined Solid Core Wood Doors are manufactured to National Wood Working Standards. Ray-Bar Lead lined hollow metal doors are manufactured to industry standards with materials meeting applicable ASTM and ANSI standards. Fire rated doors are also available and meet current UL, NFPA, UBC and IBC requirements. Ray-Bar's lead lined solid core wood doors, hollow metal shielded doors and lead-lined frames are manufactured to applicable NCRP and ICRP lead-lined door/frame criteria and standards in physical quality descriptions.

Radiation Shielding requirements should always be determined by the customer’s or end user’s qualified health radiation physicist, radiation expert or radiation safety professional as currently defined by NCRP, ICRP or CRPA. See Diagnostic Radiation Shielding Considerations for additional information.


Ray-Bar offers technical support in all phases of the design/build process, which allows the architect, owner, and contractor to confidently expect a faster construction and superior product from implementation of design to manufacturing and installation. Ray-Bar is a pioneer and innovator in new shielding technologies, product research and development, cutting edge protective systems, safety, code compliance and material integration designs. Ray-Bar offers professional assistance in designing and meeting the specific project requirements in the Radiation Shielding construction specialty specification sections of CSI 13090 or CSI 134900 for materials, products, approved assemblies, codes, standards, performance and compliance.

"Experienced and knowledgeable professionals providing outstanding performance in radiation shielding."

LEED Compliance

Ray-Bar is a proud member of the U.S. Green Building Council and the Canada Green Building Council. We happily assist with documenting and submitting Ray-Bar's products and materials for your hospital or medical center's LEED materials and resources (MR) credits to apply for achieving LEED certification for the construction project.

"Responsibly providing sustainable and recyclable green shielding materials and product options."

Mission Statement

To provide knowledgeable and professional services while setting the highest ethical standards of integrity in advanced x-ray protection and radiation shielding designs, systems, products and materials. We comply with all applicable national and international construction and material life, safety and radiation codes for the confident protection of personnel in the medical healthcare field. Every day we fulfill our corporate motto: "When protection is required, there is no substitute for skill and experience."

Company Information from Ray-Bar Engineering Corporation

Company Information from Ray-Bar Engineering Corporation
Preview Description Format Size Open
Radiation Protection Materials Catalog
When protection is required, there is no substitute for skill and experience
PDF 3.8 MB Open

Products from Ray-Bar Engineering Corporation

Products from Ray-Bar Engineering Corporation
RFI Preview Product Description Brochures 3-Part CSI specifications CAD details URL
X-Ray Lead Glass X-Ray Lead Glass High Density Lead Glass which allows technicians to safely view patients through control windows during x-ray imaging procedures. Application: Medical Diagnostic Imaging, Radiation Oncology Centers and... Brochures 3-Part CSI specifications CAD details URL
X-Ray Lead Control Windows Lead Lined Control Windows Ray-Bar Lead Lined Steel Telescopic Control View Window Frames have X-Ray Protective Lead Glass factory set prior to shipping. These window assemblies are available in over 40 stock sizes that... Brochures 3-Part CSI specifications CAD details URL
Shielded Wall Systems Ray-Bar Engineering manufactures a full line of lead lined sheetrock and other products for radiation shielded wall systems. Our wall shielding products include: Lead Backed Drywall Ray-Bar Lead Backed 5/8" or 1/2" Gypsum Board... Brochures 3-Part CSI specifications CAD details URL
Radiation Shielded Lead Doors Ray-Bar Engineering designs and manufactures superior quality radiation doors in a variety of styles. Our lead lined doors meet or exceed all required specifications for radiation and x-ray shielding. Our line of radiation doors includes: Lead... Brochures 3-Part CSI specifications CAD details URL
X-Ray Lead Barriers Stationary X-Ray Control Screen Barriers Easy to install in new or retrofit applications
5 standard sizes and 9 configurations available
Standard 1/16" (1.6mm) 4# Lead Protective Shielding
Higher lead shielding levels...
Brochures 3-Part CSI specifications CAD details URL
Lead Free Shielding Ray-Bar Engineering offers a full line of superior quality lead free radiation protection products, including: Lead Free Walls Gamma Putty Clay for lead free shielding of penetrations in protective barriers. Ray-Bar Shielded HVAC... Brochures 3-Part CSI specifications CAD details URL
Radiation Shielding Products Ray-Bar Engineering offers a full line of additional products for radiation shielding and x-ray protection in medical healthcare applications. Our selection of radiation shielding products includes: Lead Sheet, Plate, and Brick Pure Lead... Brochures 3-Part CSI specifications CAD details URL
Neutron Shielding Products Ray-Bar Neutron Shielded Doors Lead Lined and/or Borated Polyethylene (BPE) filled cores with steel faces and edges, manufactured to customer specifications in new or retro-fit applications. These doors are custom manufactured to suit each... Brochures 3-Part CSI specifications CAD details URL
Fire Rated Glass Products What is Fire Rated Glass? Fire rated glass contains a special glazing that prevents it from cracking or shattering for a specified amount of time. Fire protective and fire resistive glass helps manage the spread of fire and smoke from one area of... Brochures 3-Part CSI specifications CAD details URL
Bullet Resistant Glass Ray-Bar now offers bullet resistant laminated glass products meeting UL 752 standards for bullet resistance and no spall. Available in level 3 (1.25" thick) or level 8 (1.90" thick). Ray-Bar has had all of our bullet resistant... Brochures 3-Part CSI specifications CAD details URL
Ballistic Protective and Bullet Resistant Products Ballistic Bullet Resistant Panel Applications Modular Panels
Safe Rooms
Light Armor
Military Applications

Brochures 3-Part CSI specifications CAD details URL
Insulated Glass Units Ray-Bar specialty insulated glass units (IGU) are available in a wide variety of sizes, glass compositions, and thicknesses to achieve a range of requirements such as radiation shielding, fire rating, mini blind IGUs, thermal insulation, ballistic... Brochures 3-Part CSI specifications CAD details URL

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News archive:
Lead Lined Telescopic View Windows (Apr 13, 2018)
Protective Lead Glass for Radiation Shielding (Jan 23, 2018)
X-Ray Lead Barriers (Oct 11, 2017)
Bullet Resistant Glass (Jul 01, 2017)
Fire Rated Lead Backed Drywall (Mar 29, 2017)
Protective Wall Systems (Dec 21, 2016)
Lead Lined Telescopic View Windows (Nov 13, 2016)
Protective Lead Glass for Radiation Shielding (Sep 12, 2016)
X-Ray Lead Barriers (Aug 03, 2016)
Ultra-Clear X-Ray Glass From Ray-Bar (Jun 16, 2016)
Fire Rated Lead Backed Drywall (Feb 06, 2016)
Neutron Shielding Products from Ray-Bar Engineering Corporation (Jul 08, 2015)
Lead Sheet, Plate, Brick Shielding from Ray-Bar Engineering (May 19, 2015)
Ultra-Clear Lead Free X-Ray Plate Glass from Ray-Bar Engineering Corporation (Mar 31, 2015)
X-Ray Lead Barriers from Ray-Bar Engineering Corporation (Mar 08, 2015)

(08300) Specialty Door
(08340) Special Function Door
(08346) Darkroom Doors
(08455) Fire-Rated Glazed Wall/Door Assemblies
(08580) Special Function Window
(08593) Interior Insulating Windows
(08800) Glazing
(08810) Glass
(08840) Plastic Glazing
(08900) Glazed Curtain Wall
(08910) Metal Framed Curtain Wall
(09250) Gypsum Board
(09270) Gypsum Board Accessories
(09770) Special Wall Surface
(11470) Darkroom Equipment
(13090) Radiation Protection
(06 16 43) Gypsum Sheathing
(08 34 00) Special Function Doors
(08 34 13) Cold Storage Doors
(08 34 16) Hangar Doors
(08 34 19) Industrial Doors
(08 34 33) Lightproof Doors
(08 34 36) Darkroom Doors
(08 34 46) Radio-Frequency-Interference Shielding Doors
(08 34 49) Radiation Shielding Doors and Frames
(08 34 73) Sound Control Door Assemblies
(08 44 00) Curtain Wall and Glazed Assemblies
(08 44 13) Glazed Aluminum Curtain Walls
(08 44 16) Glazed Bronze Curtain Walls
(08 44 19) Glazed Stainless-Steel Curtain Walls
(08 51 69) Metal Storm Windows
  (08 52 69) Wood Storm Windows
(08 53 69) Vinyl Storm Windows
(08 54 69) Fiberglass Storm Windows
(08 56 00) Special Function Windows
(08 56 19) Pass Windows
(08 56 46) Radio-Frequency-Interference Shielding Windows
(08 56 49) Radiation Shielding Windows
(08 56 53) Security Windows
(08 56 56) Security Window Screens
(08 56 63) Detention Windows
(08 56 66) Detention Window Screens
(08 56 73) Sound Control Windows
(08 56 88) Interior Insulating Windows
(08 80 00) Glazing
(08 81 00) Glass Glazing
(08 83 13) Mirrored Glass Glazing
(08 84 00) Plastic Glazing
(08 84 13) Decorative Plastic Glazing
(08 88 13) Fire-Resistant Glazing
(08 88 49) Radiation-Resistant Glazing
(08 88 56) Ballistics-Resistant Glazing
(09 28 00) Backing Boards and Underlayments
(09 28 13) Cementitious Backing Boards
(09 29 00) Gypsum Board
(09 77 00) Special Wall Surfacing
(10 44 00) Fire Protection Specialties
(11 27 00) Photographic Processing Equipment
(11 27 13) Darkroom Processing Equipment
(11 27 16) Film Transfer Cabinets
(13 01 49) Operation and Maintenance of Radiation Protection
(13 49 00) Radiation Protection

For other relevant searches, you might want to try: Radiation shielding, Radiation protection, X-ray shielding, Lead shielding.