PGT Custom Windows & Doors

Sparta Aluminum

PGT's value-tier aluminum impact line on the 4000-series platform.

Value-tier aluminum impact line retained from the CGI brand acquisition, sized for budget HVHZ residential. White and Bronze finishes on a 4000-series frame.

HVHZ Approved Impact Rating Large-Missile (LMI) Design Pressure +55 / -65 psf Glazing Laminated impact
Overview

About the Sparta Aluminum

Sparta is the line Armor Pro reaches for when a project has to be impact-rated for the HVHZ but the budget is the binding constraint. It is aluminum impact on PGT's 4000-series frame, LMI-rated for Miami-Dade and Broward, and it delivers code-compliant storm protection at the lowest installed cost in the PGT catalog. For a cost-driven full-home replacement, that trade is often the difference between doing every opening now and doing half.

What a homeowner gives up against WinGuard Aluminum is range, not compliance. Sparta covers the core operation styles (single hung, horizontal roller, picture, architectural shapes, and a sliding glass door) in White and Bronze only, with block-and-tackle balance hardware and a narrower set of size and design-pressure options. The glass is still laminated impact glass and the approvals are still real; the line simply skips the premium sizes, finishes, and high-pressure configurations WinGuard offers.

Sparta came into the PGT catalog through the CGI acquisition and now carries the PGT name, so owners searching for the old CGI value windows land on the same product. Armor Pro positions it as the budget HVHZ option: when an opening needs more size, a custom color, or a higher design pressure than Sparta publishes, the answer is WinGuard Aluminum; when the job is straightforward residential replacement on a tight budget, Sparta clears the code and protects the home.

Frequently Asked Questions

Yes. Sparta is PGT's value-tier aluminum impact line, large-missile impact-rated and eligible for the High-Velocity Hurricane Zone in Miami-Dade and Broward. The glass is the same laminated impact glass the premium lines use, and the approvals are real — the line simply trims the premium sizes, finishes, and high-pressure configurations to hit a lower price. The exact rating depends on the opening, which we confirm on the quote.

What you give up with Sparta is range, not code compliance. Sparta covers the core operation styles — single hung, horizontal roller, picture, architectural shapes, and a sliding glass door — in white and bronze only, with block-and-tackle balance hardware and a narrower set of sizes and design pressures. WinGuard Aluminum adds more colors, larger sizes, higher pressures, and a broader catalog including casements, awnings, and French doors. We reach for Sparta when impact compliance is required but the budget is the binding constraint.

Yes. Sparta came into the PGT catalog through the CGI acquisition and now carries the PGT name, so owners searching for the old CGI value windows land on the same product. The rebrand changed the badge, not the SKUs, and the underlying Florida approvals carried over because they're tied to the test data and drawings rather than the brand name. We can service and match Sparta whether you knew it as CGI Sparta or PGT Sparta.

The Sparta SGD4130A is the value slider, available in up to a 4-panel/2-track or 3-panel/3-track layout. It uses a keyed lock rather than the dual-point anti-lift locking on the premium WinGuard sliders, and it's built on the lighter 4000-series frame. It's still laminated impact glass and HVHZ-eligible — it's value-engineered, not low-quality. When an opening needs more size, more colors, or a higher design pressure than Sparta publishes, we step up to WinGuard Aluminum.

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