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Chicago Metallic® 4500 Ultraline™ 9/16" Exposed with 1/4" Reveal acoustical ceiling system is available in intermediate and heavy-duty designs, either non-fire rated and fire rated construction, and is built with HDG 30 steel. Seismically approved stab-end cross tees feature a 1/4" bolt slot reveal with cleanly mitered intersections which result in a flawless and continuous line in the ceiling. Chicago Metallic™ drop ceiling grid is third party certified to meet ASTM standards and is listed with ICCES Evaluation Services, reference report ESR-2631 for additional information.

Performance Properties:
-Intermediate and heavy duty designs stab-end cross tees are available
-Fire rated system is designed with expansion reliefs to be used on fire-rated ceiling assemblies
-Available in (4500) non-fire rated, (4550) fire rated, and in (4500HRC) high recycled content
-Sustainable: Minimum 25% recycled content,100% locally recyclable
-Chicago Metallic® suspension systems meet a Class-A flame spread rating in accordance with ASTM standard E1264-08

Available in the following standard colors, Rockfon® Color-all™ colors, and RAL color options.

Grid Colors

    • 01 White
      01 White
    • 08 Black
      08 Black
    • 44 Satin Silver
      44 Satin Silver
    • Color-all
      Color-all
    • RAL
      RAL

Material

ASTM C 635 Heavy Duty (HD) and Intermediate Duty (ID) main tee classifications; commercial quality electro galvanized 01Z per ASTM A879/A879M, 9/16" wide with 1/4" center reveal, 1-3/4" height.
Note: A metallurgist should be consulted regarding the suitability of this product for the environmental conditions in which it is being installed.

Application Areas

Lobbies, airports, ​conference rooms and other ​high end applications.
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Product Performance

Load Bearing Expand to view deflection table
 Light Fixture Load Test Data (based on 1/360 span deflection)
Dimensions Light Fixtures
Main & Cross Tees - Allowable Fixture Weight – Pounds
4500.01 4514.01 4500.01 4524.01 4530.01 4514.01 4550.01 4564.01 4550.01 4568.01
2’ x 2’ 42.4 42.4 43.2 43.2
2’ x 4’ 58.4 58.4 58.4 67.2 67.2
 Component Load Test Data and Material
Main Tee Length Allowable Load per ASTM C635
Hanger Spacing
4' 5' 6'
Cross Tee Length 2' 4' 5' 6'
4500 144" ID 7.7 4.6
4501 120" ID 7.7 4.6
4502 120" ID 7.7 4.6
4503 120" ID 7.7 4.6
4512 24" 55.0▲
4512.01HRC 24" 55.0▲
4514 48" 14.6
4514.01HRC 48" 14.5
4515 60" 7.7
4516 72" 4.6
4518 48" 14.6
4519 60" 7.7
4521 60" 7.7
4524 48" 13.1
4528 96"
4530 144" HD 9.3 5.6
4530.01HRC 144" HD 9.3 5.6
4531 120" HD 9.3 5.6
4540 144" ID 7.7 4.6
4550 144" ID 9.3 5.6
4560 144" HD 9.3 5.6
4562 24" 55.0▲
4564 48" 14.5
4568 48" 14.5

To convert data into lb/ft2, divide on center spacing of component into lb/ft.
▲ Limited by safety factor of 2.

Fire Rated Assemblies Hanger Positions for Fire Rated Situations
This illustrates hanger positions for single fixtures in a field and are covered in the table. Refer to specific design numbers for allowable number of fixtures per square footage of ceiling area.
Non-Fire Rated Assemblies Hanger Positions for Non-Fire Rated Situations
This illustrates hanger positions for single fixtures in a field. Provide extra hangers for tandem fixtures.
Environment Materials and Resources (MR)
-Waste Management Planning
-Interiors Life Cycle Impact Reduction
-Environmental Product Declarations
-Sourcing of Raw Materials
-Material Ingredients
-Waste Management
Indoor Environmental Quality (EQ)
-Low-Emitting Materials
-Interior Lighting
-Acoustic Performance
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 Light Fixture Load Test Data (based on 1/360 span deflection)
Dimensions Light Fixtures
Main & Cross Tees - Allowable Fixture Weight – Pounds
4500.01 4514.01 4500.01 4524.01 4530.01 4514.01 4550.01 4564.01 4550.01 4568.01
2’ x 2’ 42.4 42.4 43.2 43.2
2’ x 4’ 58.4 58.4 58.4 67.2 67.2
 Component Load Test Data and Material
Main Tee Length Allowable Load per ASTM C635
Hanger Spacing
4' 5' 6'
Cross Tee Length 2' 4' 5' 6'
4500 144" ID 7.7 4.6
4501 120" ID 7.7 4.6
4502 120" ID 7.7 4.6
4503 120" ID 7.7 4.6
4512 24" 55.0▲
4512.01HRC 24" 55.0▲
4514 48" 14.6
4514.01HRC 48" 14.5
4515 60" 7.7
4516 72" 4.6
4518 48" 14.6
4519 60" 7.7
4521 60" 7.7
4524 48" 13.1
4528 96"
4530 144" HD 9.3 5.6
4530.01HRC 144" HD 9.3 5.6
4531 120" HD 9.3 5.6
4540 144" ID 7.7 4.6
4550 144" ID 9.3 5.6
4560 144" HD 9.3 5.6
4562 24" 55.0▲
4564 48" 14.5
4568 48" 14.5

To convert data into lb/ft2, divide on center spacing of component into lb/ft.
▲ Limited by safety factor of 2.

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Accessories

148780_r1_ROC_GridDS_EPSFiles_SingleImages_4500

Compatible Tile Edge Types

Compatible tile edge type image example

4500/4550/4500HRC Systems

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Profiles and Accessories

Main Runners

Component Length Height Face Width Slot Spacing Fire Rated Seismic Recycled Content Percentage Slotting Class Duty HDG Coating HRC Packaging  
Main Runners RFN-NA  
Main Runner_4500.jpg 144" 1-3/4" 9/16" Slots 12" OC | Notches 24" OC C 25% Slots 12" OC | Notches 24" OC, ID ID G30 See Packaging Dimensions
Main Runner_4500.jpg 120" 1-3/4" 9/16" Slots 12" OC | Notches 24" OC C 25% Slots 12" OC | Notches 24" OC, ID ID G30 See Packaging Dimensions
Main Runner_4500.jpg 144" 1-3/4" 9/16" Slots 12" OC | Notches 48" OC C 25% Slots 12" OC | Notches 48" OC, ID ID G30 See Packaging Dimensions
Main Runner_4500.jpg 144" 1-3/4" 9/16" Slots 12" OC | Notches 24" OC C, DEF 25% Slots 12" OC | Notches 24" OC, HD HD G30 See Packaging Dimensions
Main Runner_4500.jpg 120" 1-3/4" 9/16" Slots 15" OC | Notches 30" OC C 25% Slots 15" OC | Notches 30" OC, ID ID G30 See Packaging Dimensions
Main Runner_4500.jpg 120" 1-3/4" 9/16" Slots 10" OC | Notches 20" OC C 25% Slots 10" OC | Notches 20" OC, ID ID G30 See Packaging Dimensions
Main Runner_4500.jpg 144" 1-3/4" 9/16" Slots 12” | Notches 24” OC Fire Rated C 25% Slots 12” | Notches 24” OC, ID ID G30 See Packaging Dimensions
Main Runner_4500.jpg 144" 1-3/4" 9/16" Slots 12" OC | No Notches C, DEF 25% Slots 12" OC | No Notches, HD HD G30 See Packaging Dimensions
Main Runner_4500.jpg 120" 1-3/4" 9/16" Slots 15" OC | Notches 30" OC C, DEF 25% Slots 15" OC | Notches 30" OC, HD HD G30 See Packaging Dimensions
Main Runner_4500.jpg 144" 1-3/4" 9/16" Slots 12"/Notches 24" ​OC C, DEF 65% Slots 12"/Notches 24" ​OC, HD HD G30 HRC See Packaging Dimensions

Cross Tees

Component Length Height Face Width Slot Spacing Fire Rated Seismic Recycled Content Percentage Slotting Class Grid Coupling Type HDG Coating HRC Packaging  
Cross Tees RFN-NA  
Cross Tee_4500.jpg 12" 1-3/4" 9/16" No Slots | No Notches C, DEF 25% No Slots | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 24" 1-3/4" 9/16" No Slots | No Notches C, DEF 25% No Slots | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 48" 1-3/4" 9/16" Slot/Notch-one side C, DEF 25% Slot/Notch-one side Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 96" 1-3/4" 9/16" 24 Slots OC | No Notches C, DEF 25% 24 Slots OC | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 72" 1-3/4" 9/16" No Slots | No Notches C, DEF 25% No Slots | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 60" 1-3/4" 9/16" Slot/Notch-30" one side C, DEF 25% Slot/Notch-30" one side Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 60" 1-3/4" 9/16" Slot & Notch at Midpoint C, DEF 25% Slot & Notch at Midpoint Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 30" 1-3/4" 9/16" No Slots | No Notches C, DEF 25% No Slots | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 60" 1-3/4" 9/16" No Slots | No Notches C, DEF 25% No Slots | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 20" 1-3/4" 9/16" No Slots | No Notches C, DEF 25% No Slots | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 48" 1-3/4" 9/16" Slot & Notch at Midpoint C, DEF 25% Slot & Notch at Midpoint Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 48" 1-3/4" 9/16" No Slots | No Notches C, DEF 25% No Slots | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 24" 1-3/4" 9/16" No Slots | No Notches C, DEF 65% No Slots | No Notches Stab-End G30 HRC See Packaging Dimensions
Cross Tee_4500.jpg 48" 1-3/4" 9/16" Slot & Notch at Midpoint C, DEF 65% Slot & Notch at Midpoint Stab-End G30 HRC See Packaging Dimensions
Cross Tee_4500.jpg 24" 1-3/4" 9/16" No Slots | No Notches Fire Rated C, DEF 25% No Slots | No Notches Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 48" 1-3/4" 9/16" Slot at Midpoint | Notch at 24" one side Fire Rated C, DEF 25% Slot at Midpoint | Notch at 24" one side Stab-End G30 See Packaging Dimensions
Cross Tee_4500.jpg 48" 1-3/4" 9/16" Slot & Notch at Midpoint Fire Rated C, DEF 25% Slot & Notch at Midpoint Stab-End G30 See Packaging Dimensions

Wall Angles & Channels

Component Length Height Face Width Seismic Recycled Content Percentage HRC Packaging  
Wall Angles RFN-NA  
Wall Angles_830.jpg 144" 15/16" 15/16" C, DEF 25% See Packaging Dimensions
Wall Angles_830.jpg 144" 15/16" 15/16" C, DEF 25% See Packaging Dimensions
Wall Angle_G90.jpg 144" 9/16" 15/16" C, DEF 25% See Packaging Dimensions
Wall Angle_G90.jpg 144" 15/16" 1-3/16" C, DEF 25% See Packaging Dimensions
Wall Angles_830.jpg 144" 15/16" 15/16" C, DEF 65% HRC See Packaging Dimensions
Wall Angle_G90.jpg 144" 9/16" 15/16" C, DEF 65% HRC See Packaging Dimensions
Wall Angle_G90.jpg 144" 15/16" 1-3/16" C 65% HRC See Packaging Dimensions

Shadow Moldings

Component Length Height Face Width Seismic Recycled Content Percentage Slotting Class Packaging  
Shadow Moldings RFN-NA  
Wall Moldings_200.jpg 120" 3/4" 3/4" C 25% 3/8" Reveal See Packaging Dimensions
Wall Moldings_200.jpg 120" 3/4" 3/4" C 25% 3/4" Reveal See Packaging Dimensions
Wall Moldings_200.jpg 120" 15/16" 9/16" C 25% 3/8" Reveal See Packaging Dimensions
Wall Moldings_200.jpg 120" 3/4" 15/16" C 25% 3/8" Reveal See Packaging Dimensions
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