Frequently Asked Questions

Are Miller Windows Signature Gold Series windows ENERGY STAR® certified?

Yes. Signature Gold Series windows come standard with ENERGY STAR® qualified glass packages, and offer multiple upgrade options to meet regional energy efficiency standards. They're designed to reduce heating and cooling costs while keeping your home comfortable year-round.

What styles of windows are available?

We offer a full range of window styles, including:

  • Double Hung

  • Sliders

  • Casement & Awning

  • Bay & Bow

  • Garden Windows

  • Picture & Specialty Shapes

  • Matching Sliding Patio Doors

  • Each is fully customizable with your choice of color, grid, glass, and hardware.

Where are the windows manufactured?

Every Miller Signature Gold Series window is proudly made in Erie, Pennsylvania by Seaway Manufacturing Corp., a family-owned American company known for high-performance windows and doors. You're supporting American craftsmanship and quality with every order.

What makes Signature Gold Series windows different from other vinyl windows?

Unlike standard windows, these are built with:

  • Fusion-welded frames and sashes for strength

  • Smart‑ER™ insulating foam for better energy performance

  • Endurex™ composite reinforcement for added structural integrity

  • Uni-Tilt™ locking system for security and ease of cleaning

  • MicroShield™ triple weatherstripping to resist mold, mildew, and drafts

How long does installation take?

Most residential window projects can be completed in 1–2 days, depending on the number of windows and accessibility. Our in-house team of trained installers ensures clean, professional work with minimal disruption to your home.

Do these windows qualify for energy tax credits or rebates?

They can! Signature Gold Series windows meet or exceed ENERGY STAR® performance requirements and may qualify for local or federal energy efficiency incentives. Ask our team and we'll help you check available rebate programs based on your location and product selection.

What is the warranty coverage?

Signature Gold Series windows are backed by a Limited Lifetime Warranty on frames, sashes, hardware, and insulated glass. It’s one of the strongest warranties in the industry—and it stays with your home even if you sell.