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Friday: 6am - 3pm PST

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Flat Grate

Quick Overview

Thunderbird Products' Flat Grate is designed for use with the majority of our roof drain products.

To place an order, please call us at (800) 658-2473 for pricing and availability.
(Part Numbers located in the table below, under Technical Specifications)


  • Flat Grate designed for use with our roof drain products
  • Available in plastic, copper, or stainless steel

Technical Specifications

Product Drawing Drawing for Flat Grate Strainer   (PDF)  
CAD File for Flat Grate Strainer   (DXF)  
Application No
Installation Flat Roof
Material No
Part Numbers
A-FLATGRATE Flat Roof Drain Grate Strainer (plastic)
A-FLATGRATE-C Flat Roof Drain Grate Strainer (copper)
A-FLATGRATE-S Flat Roof Drain Grate Strainer (stainless steel)

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