Replacement Windows by Paramount Builders

Paramount offers an exclusive option Paramount Signature Series window line, carrying industry-leading vinyl window options.

Paramount only uses the nations best materials which offer the most durable and energy star-efficient window replacement solution around. Our beautifully crafted windows are built with 3 panes of glass, and includes a wide range of customizable options to enhance your home’s aesthetics and comfort while also reducing your energy costs.

What Installing Windows Along the East Coast Has Taught Us

Over three decades of installations across Virginia, Maryland, North Carolina, and Florida, you learn that windows on the East Coast face a different set of demands than almost anywhere else in the country.

You learn that a window installed three blocks from the Chesapeake Bay faces salt air corrosion that accelerates frame degradation in materials that aren't engineered for it. You learn that a Florida home that has survived six hurricane seasons has been tested in ways that no lab simulation fully replicates — and that the windows that failed were usually rated for something less than what actually showed up. You learn that the Mid-Atlantic's summer humidity, combined with significant temperature swings between seasons, creates expansion and contraction stress on frames and seals that compounds over time.

Here's what that experience shaped about how we think about window installation.

The East Coast is one of the most demanding window environments in the country

Virginia's coastal markets — Virginia Beach, Norfolk, the Hampton Roads area — sit in a salt air environment that is genuinely harder on building materials than inland climates. Vinyl outperforms wood and aluminum in these conditions because it doesn't corrode, rust, or rot.

But not all vinyl is the same. The PVC formulation in the Paramount Signature Series is engineered to resist the expansion and contraction that coastal temperature swings and humidity cycles create. Standard vinyl from a big-box supplier isn't built to the same specification.

Florida is its own category. A Cat 5 hurricane-rated window isn't a marketing claim — it's a specification tested against ASTM E1996, the standard for large-missile impact resistance. Our High-Impact window option for Florida is the same Paramount Signature Series product line configured for Florida's specific building code requirements. If you're in a Florida coastal county that requires impact-rated glazing, our product meets and exceeds that requirement. If you're not required by code but want the protection regardless, the same option is available to you.

Triple-pane glass and what it actually does

The Paramount Signature Series uses triple-pane MI Extreme Glass — three panes of glass separated by two gas-filled chambers. Most standard replacement windows use double-pane glass. The third pane adds meaningful thermal resistance, which matters in both directions: keeping heat out in Virginia and Florida summers and keeping it in during Mid-Atlantic winters. The Duralite spacer system between the panes is what maintains the gas seal over time. A spacer system failure is what causes windows to fog between the panes — which is why ours comes with a warranty that covers fogging specifically. That's not a standard warranty provision.

The installation determines whether the window performs

A triple-pane window with a Cat 5 rating installed incorrectly will still fail. The frame seal, the flashing around the perimeter, and the setting in the rough opening are what determine whether a window performs to specification or just looks good on installation day. Our factory-trained installation teams are certified on the specific product lines we sell — not generic installers applying general technique to whatever window showed up that week. That distinction is why we can back every installation with a Lifetime Transferable Warranty without reservation.