PGT vs CGI Impact Windows: What’s the Difference? (Florida Guide)

PGT vs CGI Impact Windows: What’s the Difference?

If you're researching impact windows in South Florida, two of the most recognized names you'll come across are PGT and CGI.

Both brands are trusted for hurricane protection and long-term durability—but they’re not exactly the same. Understanding the differences can help you choose the right option for your home.

If you're considering impact windows, here’s a breakdown of how PGT and CGI compare.

Quick Answer: PGT vs CGI Windows

  • PGT Windows: Known for innovation, variety, and strong overall performance
  • CGI Windows: Known for heavy-duty construction and premium durability

Simple takeaway: PGT offers more options and flexibility, while CGI often leans toward maximum strength and performance.

1. Brand Overview

PGT Windows:

  • One of the largest impact window manufacturers in Florida
  • Wide range of product lines and styles
  • Known for innovation and energy-efficient designs

CGI Windows:

  • Premium brand under the same parent company as PGT
  • Focuses on high-performance, heavy-duty systems
  • Often used in luxury and coastal homes

Key difference: CGI is typically positioned as the more premium, heavy-duty option.

2. Durability and Strength

Both brands are built for hurricane conditions—but there are differences in construction.

CGI Windows:

  • Thicker frames and stronger build in many models
  • Higher resistance to extreme wind and impact
  • Ideal for coastal or high-exposure areas

PGT Windows:

  • Strong and reliable across all product lines
  • Slightly lighter construction in some models

Takeaway: CGI often has the edge in maximum durability.

3. Product Variety and Customization

This is where PGT stands out.

PGT Windows:

  • Wide range of styles and configurations
  • More customization options
  • Suitable for both standard and custom homes

CGI Windows:

  • More limited selection
  • Focused on performance over variety

Takeaway: If you want design flexibility, PGT is often the better choice.

4. Performance Ratings

Both brands offer high Design Pressure (DP) ratings and meet strict Florida building codes.

However:

  • CGI products often achieve higher maximum ratings
  • PGT offers strong performance across a wider range of applications

Important: Always compare specific product lines—not just the brand name.

5. Price Differences

Pricing varies depending on the project, but general trends include:

  • PGT Windows: Typically more budget-friendly
  • CGI Windows: Higher cost for premium performance

Reality: installation, size, and customization have a bigger impact on cost than brand alone.

6. Energy Efficiency

Both PGT and CGI offer energy-efficient features such as:

  • Low-E glass coatings
  • UV protection
  • Insulated glass options

Proper installation is critical to achieving maximum efficiency.

7. Installation Matters More Than the Brand

No matter which brand you choose, installation plays a major role in performance.

Poor installation can lead to:

  • Water leaks
  • Air infiltration
  • Reduced storm protection

Working with experienced professionals ensures your windows perform as intended.

What Most Homeowners Don’t Realize

PGT and CGI are related brands

They share the same parent company but serve different market segments.

Product line matters more than brand

Each brand offers multiple series with different performance levels.

Your home’s location is key

Coastal homes may benefit more from higher-rated systems like CGI.

How to Choose Between PGT and CGI

Choose PGT Windows if you want:

  • More design options and flexibility
  • Strong performance at a competitive price
  • A wide range of styles for different home types

Choose CGI Windows if you want:

  • Maximum durability and strength
  • Premium, heavy-duty construction
  • Extra protection for high-exposure areas

What This Means for Your Home

Both PGT and CGI impact windows are excellent choices for South Florida homes, offering strong hurricane protection, energy efficiency, and long-term value.

The best option depends on your priorities—whether that’s customization, budget, or maximum durability.

By choosing the right product and ensuring professional installation, you can protect your home and make a long-term investment that delivers performance and peace of mind.