Residential
The Impact Window Buying Guide for South Florida Homeowners
How to compare frames, glass packages, ratings, and installers before you sign a contract.
Start with the rating, not the price
Every impact window sold in Broward and Palm Beach counties must carry either a Miami-Dade Notice of Acceptance or a Florida Product Approval. These documents state the design pressures the unit is rated for and whether it passed large-missile testing.
Ask for the specific approval number on your proposal. A reputable contractor will provide it without hesitation, and it lets you verify the exact product being installed rather than a general brand name.
Frame materials and what they mean for you
Aluminum frames offer the narrowest sightlines and the largest openings, which matters when you want maximum glass area and water views. Vinyl frames offer better thermal performance at a lower cost and perform well on inland properties.
In coastal zones, hardware finish matters as much as frame material. Stainless steel components and marine-grade coatings substantially extend service life within a few blocks of the ocean.
Glass packages worth paying for
A standard impact laminate handles code requirements. Adding a Low-E coating reduces cooling load and protects interior finishes from UV fading, and an upgraded interlayer improves sound attenuation near airports and busy corridors.
Compare quotes on identical glass packages. Two proposals separated by thousands of dollars often differ by interlayer thickness and coating, not by installation quality.
Evaluating the installer
The best window in the catalog will still leak if it is installed incorrectly. Confirm the contractor holds a Florida glass and glazing license, carries general liability and workers' compensation, and pulls permits under their own license.
Ask who performs the labor. In-house crews maintain consistent quality standards, while rotating subcontracted labor introduces variability that shows up in finish work and water testing.
Have a question about your project?
Our estimators walk properties across Broward and Palm Beach counties every week and are happy to give you a straight answer.
Keep reading
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