Flat Rainbow

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Contact us on 800-544-7529

Square Sizes Available::
4', 5', 6'
Round Sizes Available::
2'-6", 3', 4', 5', 6', 7', 8'

Product Overview

With its concise concentric geometry, the Flat Rainbow is strong and resolute, as well as elegant and refined.

Notable installations include Foundry Square in San Francisco and the University of Texas.

International Symbol Of Access Tiny Conforms to ADA Accessibility Guidelines


4' PDF DWG | 5' PDF DWG | 6' PDF DWG
8' PDF DWG                
2'-6" PDF DWG | 3' PDF DWG | 4'  PDF DWG
5' PDF DWG | 5' (2pc) PDF DWG | 6' PDF DWG
7' PDF DWG | 8' PDF DWG        


Installation Frame Information
Material and Finish Options

Powder Coat Color Chart

Lightport Worksheet
 - Add uplighting to any tree grate
Generic CSI Specification


100% Recycled Grey Iron ǂ, per ASTM A48 class 35b    
Ductile Iron, per ASTM A536, class 65-45-12 
100% Recycled Aluminum, per ASTM B26    
Silicon Bronze, per ASTM B26 
Nickel Bronze, per ASTM B30 

Recycled Content and Origin of Materials Affidavit


Raw Natural Finish ǂ 
Rust Conditioner - Grey and Ductile Iron Only - Additional Information
Polyester Powder Coat - Standard color options
Liquid Coat - Available upon request - Please provide paint color number, system number and manufacturer.
Brush - Aluminum, Bronze and Nickel Bronze Only
Polish -  Aluminum, Bronze and Nickel Bronze Only

ǂ Standard


Aztec Boston Boylston Chinook
Chinook 2000 Cobblestone Coho Eco
Fan Flat Rainbow Harris Tweed Jamison
Kiva Maple Leaf North Star Old Town
OT OT Title-24 Pavone Prospect
Raised Center Raised Rainbow Sanskrit Standard Flat
Title-24 Variations Viper