What is the difference between aluminum - pan roof or insulated roof?
- John Regis
- Jan 2
- 2 min read

The main differences between an aluminum pan roof and an insulated roof lie in their construction, performance, and intended use. Here's a detailed comparison:
1. Aluminum Pan Roof
An aluminum pan roof is a lightweight, cost-effective roofing system commonly used for carports, patios, and screen enclosures. It consists of interlocking aluminum panels or "pans" that form a solid roof.
Key Features:
Material: Made of durable, corrosion-resistant aluminum panels.
Design: Panels interlock to create a weather-tight seal.
Thickness: Generally thinner than insulated roofs.
Functionality: Provides basic protection against sun, rain, and debris.
Cost: Typically more affordable than insulated roofs.
Advantages:
Affordable and economical option.
Lightweight and easy to install.
Effective for providing shade and protecting against rain.
Disadvantages:
Offers little to no insulation; can become very hot in direct sunlight and noisy during rain.
Limited thermal and sound insulation properties.
Not ideal for areas where temperature control is important.
2. Insulated Roof
An insulated roof incorporates layers of insulation material between aluminum or other panels. It is designed to improve thermal performance and reduce heat transfer, making it a more advanced option for outdoor spaces.
Key Features:
Material: Aluminum panels with a core layer of insulating material, usually foam (e.g., polystyrene).
Thickness: Panels are thicker due to the insulation core, often ranging from 2 to 6 inches.
Performance: Provides superior thermal insulation and noise reduction.
Cost: More expensive due to the added materials and benefits.
Advantages:
Keeps outdoor spaces cooler by reducing heat transfer.
Quieter during heavy rain or hail compared to an aluminum pan roof.
Offers a more polished and premium appearance.
Better suited for spaces that will be used regularly or enclosed later, like sunrooms or screened porches.
Disadvantages:
Higher initial cost compared to aluminum pan roofs.
Heavier, requiring more structural support.
Which One Should You Choose?
Choose an aluminum pan roof if you need an affordable and functional option for carports or occasional-use areas.
Choose an insulated roof if you want a more comfortable, quiet, and temperature-controlled outdoor space for year-round use.
For professional installation of both aluminum pan and insulated roofs in Southwest Florida, Re and Re Services offers high-quality solutions to meet your specific needs. Contact us at (239) 961-3926 for a consultation!