Exterior Doors

An attractive Entry Door can set the tone for your entire home. At Colonial Building Supply we offer a wide variety of doors from leading manufacturers. From a range of door materials to Glass Lite styles and matching sidelites, there are thousands of ways to customize your door to match your home's architectural style and your personal taste. At Colonial Building Supply, our experienced salesmen are here to help you find the features you want for your perfect door. Some doors are even available the same week you order them! Ask about warranty options for many of our beautiful exterior doors.


Fiberglass - The durable structure of fiberglass means it won't rot, rust, or dent while being very low maintenance. Available with a durable, smooth surface or a realistically textured wood grain, fiberglass doors can be painted or stained in a variety of colors. The insulated interior and durable exterior of many fiberglass doors means they are highly energy efficient while being resistant to dents and scratches. Extra safety features such as rigid lock stiles, fire-rated cores, and steel plate linings are also available.

Steel - Available in a smooth, paintable finish, steel doors are attractive, secure, and low maintenance. With 22, 24, or 25-gauge steel and a variety of insulation options, it's easy to add safety and energy efficiency to your door. Steel doors are less expensive than fiberglass doors while being more fire resistant and remaining durable. They are also available with many of the same design features as fiberglass doors.

Decorative Accents

Add a personal touch and match the architectural features of your home with beautiful accent pieces. With many styles of square and rounded panels, dentil shelves, rustic clavos and strap hinges it's easy to add personality to any door. Ask our friendly sales representatives about matching door and sidelite frames to create the perfect entryway to your home.

Door Lites

With everything from a simple square to impact resistant glass and wrought iron accents, doorlites add beauty and function to your door. Options such as triple-pane construction and Low-E glass keep your door energy efficient without compromising style. Allow light into your home without giving up privacy with frosted glass, privacy glass, and stained glass options. With a variety of textures and colors, it's easy to get the custom glass you've always wanted for your door.


Adding a decorative sidelite panel to your door is an easy way to add more light to your home and create a more open and inviting entry. Sidelites are available in a variety of sizes and styles to complement and match your entry door. Our sidelites are available with safety, security, and decorative glass in many energy efficient options. Above door transom options are also available in squared or curved designs.

Patio and Storm Doors

With many of the same design options as other exterior doors, patio doors are an attractive way to let light and fresh air into your home. Available in steel, fiberglass, and more, patio doors come in several sliding and hinged options. Storm doors add protection to your entryway and exterior doors. With options for keyed doors, heavy-duty hinges, and fully tempered glass, you don't have to sacrifice safety and security for the open feeling storm doors provide to your home. Many patio and storm doors also have options for internal blinds, built-in adjustable screens, and decorative glass designs.

Internal Blinds and Screen Options

Entry or patio doors and sidelites with glass inserts allow beautiful, natural light into your home. With options for internal blinds, it's easy to control lighting levels as well as adding privacy to your doors. Internal blinds do not tangle and are protected from wear and tear from children and pets. Screened sidelites are also available in a variety of sizes and styles to allow fresh air ventilation without worrying about bugs and dirt. With hinged or gliding options available, it's easy to add function to sidelites without compromising on style.

Hardware Options

Whether you want a simple knob, or a decorative accent piece, hardware adds character and function to your door. With options for multi-point locking systems and a variety of finishes, it's easy to have both security and style in your door's hinges, knobs, and locks. Add to your home's energy efficiency with tightly sealed weather-strip and door sills. Ask our friendly salesmen about our many door sill options in aluminum, hardwood, and composites.

Measurements and Installation

With our in-store shop and experienced staff, Colonial Building Supply is dedicated to giving you the best experience with your new doors. To ensure our customers have the best experience, we offer professional delivery and installation services. We're happy to send one of our expert installers to take measurements of your door and door openings to ensure the perfect fit. Visit our store showroom to see many of our products and speak to a sales representative about all our door options.


Therma-Tru entry door systems are the brand that most builders and remodelers prefer. Every line of doors they offer comes with a package of performance that is unrivaled in the industry. With a front door by Therma-Tru, not only will you see an increase in comfort, energy efficiency and performance, you will also see an increase in curb appeal. In fact, you can increase the perceived value of your home just by adding a Therma-Tru entry door system (learn more) .


Masonite is known worldwide for innovation, quality products, exceptional customer service and a commitment to excellence. Over 80 years of dedication to innovation, technical advancements and customers make Masonite¬ģ the brand that builders, remodelers and consumers choose when creating homes of distinction.