Technical Guides

Replacement door glass is often a more practical solution than replacing an entire door when the frame, slab and hardware remain serviceable. The critical…

Replacing a patio door is an opportunity to change the operating style as well as the material or appearance. A hinged patio-door replacement can be a…

A 36 × 96 interior door is an extra-tall interior door with a nominal 36-inch width and 96-inch height. It is often considered for contemporary interiors,…

Replacing a sliding glass patio door with French doors changes the way the opening operates and looks. The project can create a more traditional or…

Hollow core interior doors are lightweight doors designed primarily for interior applications where low weight and economical construction are more…

A sliding-door glass or panel replacement can restore an otherwise serviceable door without replacing the complete frame. The correct replacement depends…

Contemporary interior doors are defined more by proportion, surface treatment and clean detailing than by one specific material. Modern interior doors can…

Double-pane patio doors use an insulated glass unit with two panes separated by a sealed space. Compared with single glazing, the insulated construction…

There is no single “best” interior door for every project. The right choice depends on construction quality, room function, finish, dimensions, hardware…

Fiberglass patio doors are used when a project wants a durable frame material with a different performance and appearance profile from vinyl or aluminum….

Double interior doors use two door leaves within one opening and can create a wider passage and stronger architectural presence than a single door. They…

A slab interior door is a door leaf sold without the complete frame and usually without the full prehung hardware assembly. Slab doors are useful for…

Prehung wood interior doors combine a wood door leaf with a coordinated frame and hardware preparation. They are useful when the project needs a complete…

A 36-inch exterior glass door usually refers to a nominal 36-inch-wide door slab or door configuration, but the exact opening and finished assembly…

A 3-panel glass door divides the door or door assembly into three visual sections. The term can describe three glazed panels in one door, a three-panel…

A door with both screen and glass is designed to provide two different functions: glass for weather protection, security or enclosure, and a screen for…

Interior glass doors can visually connect rooms while allowing light to move through a building. The right design depends on privacy, operation, frame…

There is no single “best glass door” for every project. The right choice depends on where the door will be used, how much privacy is required, how it…

Side panels beside a front door can add daylight, visual width, and a more substantial entrance. The main choices are one or two side panels, fixed or…

Glass room doors are useful when a space needs separation without completely cutting off daylight or visual connection. They are common in offices,…

A transom is a glazed or panelled section positioned above a door. Combining a transom with sidelights can increase daylight and visual height without…

Glass doors for offices are used to create enclosed rooms while maintaining daylight and visual connection. The best configuration depends on the office…

A fiberglass front door with sidelights and a transom creates a larger entrance assembly while keeping the door leaf itself within a conventional…

A 32 × 80 interior door is a common choice when the project calls for a 32-inch nominal door width and an 80-inch nominal height. But the label does not…

Craftsman front doors are defined more by their architectural proportions and details than by one material. Common features include clean panel layouts,…

Interior doors with an 84-inch height are taller than the common 80-inch format and can give a room a more contemporary proportion. The key decision is…

Fiberglass entry doors with sidelights combine a durable door material with a wider glazed entrance assembly. The key buying decisions are door size,…

Front door sidelights are narrow glazed panels installed beside an entry door. They can be used as a single sidelight or as a pair, and they can be…