Thermo-Seal of Montana Entry Doors
Thermo-Seal of Montana Entry Doors

Energy efficient and beautiful

HERITAGE™ FIBERGLASS DOORS

Thermo-Seal of Montana Entry Doors

The energy efficiency of an entry door system starts with the construction of the door and ends with its installation. ProVia builds highly energy-efficient, pre-hung exterior doors designed to provide peak performance when you need it the most. With a hardwood edge that prevents warping and a polyurethane core that reduces heat loss, Heritage fiberglass doors offer a great solution for homeowners seeking to maximize energy performance and longevity with an entry door that also enhances the beauty of your home.

Available with a realistic-looking oak woodgrain texture or smooth surface, Heritage pre-hung exterior doors can be fully customized with your preferred door style, finish, and glass options to fit your personal design aesthetic.

Best of all, most of the Heritage door styles are ENERGY STAR® certified. You’ll love having a fully customized Heritage pre-hung exterior door that provides the energy efficiency and comfort your family needs all year round.

Maximum customization options

| Many door panel and sidelite styles to choose from

| Professionally stained or painted with 10-year finish warranty

| Available as pre-hung exterior door

| Customized heights in 1/8″ increments

KEY FEATURES OF HERITAGE DOORS

| Smooth texture or enhanced Oak woodgrain texture with improved definition embossing

Simplified but beautiful choices

HERITAGE SKIN OPTIONS

For homeowners seeking more simplified options, Heritage pre-hung exterior doors may be the right choice for you. These fiberglass doors are available in two popular skin options, Oak woodgrain, or smooth fiberglass, affording you the ability to customize your door’s design with one of the more common skin types. The fiberglass door’s Oak woodgrain texture provides an authentic-looking appearance, made possible with cutting-edge embossing technology that ensures long-term beauty and durability.

  • Thermo-Seal of Montana Entry Doors

    Heritage Oak Skin

  • Thermo-Seal of Montana Entry Doors

    Heritage Smooth Skin

Choose the perfect door for your home​

HERITAGE DOOR STYLES​

Heritage fiberglass doors are available in a wide range of door and sidelite styles, with or without glass, for options that complement every type of home architecture. Below are just a few examples of door styles.

  • Thermo-Seal of Montana Door Types
  • Thermo-Seal of Montana Door Types
  • Thermo-Seal of Montana Door Types
  • Thermo-Seal of Montana Door Types
  • Thermo-Seal of Montana Door Types
  • Thermo-Seal of Montana Door Types
  • Thermo-Seal of Montana Door Types
  • Thermo-Seal of Montana Door Types
  • A rectangular mirror with an oval-shaped reflective surface mounted on a wall.
  • Outline drawing of a door with six rectangular panels and two small square windows at the top, each with a diagonal reflection line.
VIEW ALL DOOR TYPES

Leave a Lasting Impression

WITH OUR HOME PRODUCTS

Imprint your style with color

HERITAGE FINISH OPTIONS​

You can imprint your personal style on your door through the wide range of Heritage entry door color options, for both Oak stain colors and paint colors. Every Heritage door gets a professionally applied finish before leaving our factory floor that ensures the long-term beauty and durability of your purchase. Our professional, factory-applied coatings for Heritage fiberglass doors are warranted against flaking, checking, blistering, or peeling for 10 years from date of installation.

A sample piece of wood grain with a label at the top indicating 'Natural Oak' and 'Heritage Fiberglass'.
Close-up of a wood grain pattern sample labeled Oak from Heritage Fiberglass, with a tan and brown textured appearance.
Close-up of a wood grain sample labeled as Dark Oak, part of Heritage Fiberglass collection, with a sticker indicating to see the stain selector for additional colors.
A sample of Light Oak Heritage Fiberglass wood grain laminate.
Close-up of a wood grain or veneer sample labeled 'Walnut' with a sticker indicating it is Heritage Fiberglass, used for furniture or cabinetry.
Sample dark mahogany colored wood grain laminate with a label showing "Dark Mahogany" and "Heritage Fiberglass."
Sample woodgrain pattern in a cherry color with a label indicating 'Cherry Also see stain selector for additional colors, Heritage Fiberglass'.
A close-up of a brown leather wallet with a zipper.
A solid dark blue background with no distinct objects or features.
Green hardcover book resting on a white surface with some papers and a pen nearby.
Empty gray background with no distinct objects or features.
A solid light green background with no distinguishable objects or features.
Close-up view of a reddish-brown textured surface.
A blank, beige-colored wall.
A plain, solid dark gray background.
The image is completely blank with a beige background and no visible objects or details.
A camouflage pattern with shades of green and brown.
A person riding a bicycle on a street in an urban area, with buildings and trees in the background.
A close-up of a blue fabric with different textures and sewing details.
An empty blue notebook with a spiral binding and a white page inside.
Gray background with no distinguishable objects or details.
A blank, solid beige-colored background.
Light beige textured background with subtle shading.
Illustration of a black silhouette of a rifle crossing a skull and crossbones symbol.
A cat sitting on a gray carpet next to a black and white cat.
Dark abstract background with subtle vertical lines and textured appearance.
Gray textured background.
The image is a solid light blue color with no distinct objects or details.
Solid dark green background
A blank, solid gray background with no objects or details.
A plain, solid beige or tan background with no distinct objects or features.
A blank, solid brown-colored square image.
A classic toy robot with metallic parts and blue accents standing next to a vintage television.
Solid beige background with no objects or details.
A plain, solid off-white background.
Empty white background with no objects or discernible features.
A plain, solid light beige background
A gray square with no visible objects or details.
A plain, beige background with no distinct objects or features.
Solid light gray background.

Additional Details

  • Ensure your home's protection​
    Designing a ProVia custom door offers the opportunity to choose door hardware that provides the finishing touch on the look of your door and gives you the security you need.

    We offer a variety of designs and finishes all with their own security features, unique functionality, and advanced technology. You’ll be sure to find the features and design that will ensure your front door is the perfect complement to your new entryway.

    ProVia entry doors are available with hardware from Schlage®, Trilennium®, Hoppe®, EMTEK®, and Brinks®, which provide some of the most stylish, durable hardware available today. From traditional locksets to keypads, and multiple finishes to choose from, ProVia enables you to customize your entry door down to the last detail. And, sometimes, the smallest things make the biggest difference.
    » LEARN MORE

  • ProVia stands by the quality of its products by providing a transferable Lifetime Limited Warranty that passes onto one subsequent owner of the home.
    » LEARN MORE

  • When designing and building a door, ProVia takes into consideration all the things you’re looking for, including appearance, long-term durability, and energy efficiency, and translates those qualities into door systems that fit those requirements. To do that, we focus on all the components, down to the smallest detail, to ensure that the ProVia door you purchase will be the best home exterior product you buy.

    Our efforts include choosing the best materials and hardware and designing door structures and finishes that together result in doors that remain sturdy and beautiful after years of exposure to the heat and cold, all while keeping your family comfortable and reducing your energy bills.

    Whether you’re looking for an entry door, patio door or storm door, you can depend on ProVia to get all the details right, because our team’s dedication is to serve customers and each other by caring for details in ways others won’t. Learn what makes our doors so special.
    » LEARN MORE

Thermo-Seal of Montana Entry Doors

Need some inspiration to get your custom door project started? Browse our fiberglass doors gallery to see how other homeowners have used ProVia fiberglass entry doors on their homes.

Black front door with decorative glass panels and a handle, set in a stone wall exterior.
Close-up of a convex security mirror on a light green surface.
Blue house exterior with a white-framed glass door decorated with a green wreath, beside a white outdoor wall lantern.
Blue front door with window, open storm door, brick house exterior, potted plant with white flowers on right, beige doormat with geometric border pattern.
A display stand with four green-framed windows, placed next to a potted plant and a ProVia sign at the base, inside a room with carpeted floor and white walls.
Front view of a large two-story house with brick and stone exterior, multiple windows with light green shutters, a gabled roof with dormer windows, and a well-maintained green lawn with small bushes and a sidewalk.
A two-story house with a gray stone exterior, white trim, multiple windows, and a small front porch with a decorative door, under a partly cloudy blue sky.
Interior view of a home entryway featuring a grey door with frosted window, a small rug on the floor, a side table with a lit candle and decorative twigs, and a partial view of a kitchen with wooden cabinets and a window
A light blue front door with a small window at the top, surrounded by a gray frame. The door is slightly open, revealing a screen door. There is a beige and white striped welcome mat in front of the door, and a potted plant visible through the screen
Large two-story house with a combination of stone, beige siding, and shingles exterior, multiple windows, a front porch with steps, and a two-car garage.