Roof Curbs

Built Fast. Built Right. Shipped Nationwide.

At RAM Fabrication, we manufacture high-quality roof curbs designed to support HVAC equipment while ensuring proper roof penetration, drainage, and structural integrity.

Our curbs are fabricated with precision and built for durability, providing a reliable foundation between rooftop equipment and your building’s roofing system.

With multiple fabrication facilities across the United States, RAM Fabrication delivers both custom and standard curbs with industry-leading turnaround times.


Curb Adapter

What Is a Roof Curb?

A roof curb is a raised metal frame installed on a roof to support rooftop HVAC equipment such as:

  • Air handlers
  • Exhaust fans
  • Package units
  • Ventilation systems

Roof curbs provide several critical functions:

  • Structural Support – Safely holds rooftop equipment
  • Weather Protection – Prevents water intrusion
  • Proper Elevation – Keeps equipment above roof level
  • Sealing & Flashing – Integrates with the roofing system

Without a properly designed curb, rooftop equipment installations can lead to leaks, poor drainage, and structural stress on the roof.

Roof Curb Verification

Installation Guide

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