Home Windows

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Superior Performance

Built with durable frames and insulated glass, our windows provide long-lasting protection against drafts, moisture, and New England weather.

Fast, Professional Installation

Our experienced team ensures a perfect fit with clean, efficient installation — most projects completed in just one day.

Energy Savings

Designed for maximum efficiency, our windows help regulate indoor temperature and reduce monthly energy bills.

Custom Styles and Finishes

Choose from a wide variety of window types, colors, and hardware options to complement your home’s unique design.

Install with confidence

Upgrading your windows is one of the smartest investments you can make. Old or poorly sealed windows allow drafts, raise energy costs, and reduce comfort. New, energy-efficient windows regulate indoor temperatures, cut outside noise, improve security, and upgrade your home’s appearance. Whether boosting resale value or enjoying a more comfortable space, the benefits are clear every day.

Stay Comfortable in Every Season

Modern windows are built for year-round efficiency. With insulated glass, multi-chambered frames, and weather-resistant seals, they keep your home cooler in summer and warmer in winter. The result: fewer drafts, greater comfort, and lower energy bills.

Low Maintenance, Long-Lasting

Forget peeling paint and warped frames. Our windows are made from durable materials that withstand the elements without constant upkeep. Many include tilt-in sashes for easy cleaning and strong construction for years of reliable performance.

Designed to Fit Your Home

Choose from exterior colors, interior finishes, grid styles, and hardware to match your home’s design. Whether you prefer modern simplicity, classic colonial details, or something in between, we’ll help you select windows that feel like the perfect fit.

Installed with

Our home windows aren’t just replacements — they’re designed with built-in features that improve comfort, efficiency, and security for years to come. Here’s what sets them apart:

Energy-Efficient Glass

Double- or triple-pane insulated glass reduces heat loss in winter and keeps your home cooler in summer.

Durable, Low-Maintenance Frames

Vinyl and composite frame options resist warping, peeling, and rotting — no painting required.

Easy Operation & Cleaning

Tilt-in sashes and smooth hardware make windows simple to open, close, and clean from inside your home.

Custom Styles & Finishes

Choose from multiple window types, colors, and grid patterns to complement your home’s design.

Weather & Noise Protection

Engineered seals block drafts, moisture, and outside noise for a more comfortable living environment.

Precision Professional Installation

Every window is custom-measured, fitted, and sealed by our experts for long-lasting performance.

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Home Window Installations

CT Cellar Doors installs high-quality home windows across Connecticut and Southern Massachusetts, helping homeowners improve energy efficiency, security, and curb appeal with durable, custom-fit window solutions.