General Purpose Access Doors & Panels

Williams Brothers - WB GP 100 Series 14 Gauge Premium Access Door / Panel


Williams Brothers’ General Purpose Access Doors and Panels are designed to provide efficient and secure service access to critical areas in walls and ceilings for a wide range of commercial, industrial, institutional and residential applications. Ideal for both new and retrofit building projects, our access doors are suitable for use in drywall, plaster or tile enabling easy access to mechanical, electrical, plumbing and other building systems.

Sizes & Options

Williams Brothers’ access doors are available in a wide range of sizes designed to fit common framing dimensions with special sizes and modifications available upon request. Popular sizes include 8×8, 12×12, 14×14, 16×16, 18×18, 24×24, and more. We also offer many additional features such as radius corners, locks, gasketing, choice of finishes and custom color paints.


Williams Brothers prides itself on the differences we bring to our access doors. Our dedication to manufacturing quality makes us the choice for construction companies, architects, and engineers that demand the best access doors and panels in the world. Once you see what separates Williams Brothers from other manufacturers, you too will appreciate and demand the Williams Brothers difference.

Product Highlights

The Best Option: Our WB GP 100 Series Premium Access Door is ready for the most demanding durability and aesthetic needs. The industry’s premier door is laser cut from one sheet of 14 gauge steel and features an 18 gauge steel trim that is welded on all sides, lending it unparalleled strength and rigidity.

The Better Option: Our WB UAD 200 Series Utility Access Door is an aesthetically pleasing 16 gauge steel laser cut access door ready for any serious application. Our innovative production method allows for an unparalleled look of quality with its gray baked enamel coat and flush, stainless steel cam latch.

The Good Option: Our WB Basic 300 Series Access Door is a cost effective solution good enough to get any job done. It comes complete with 16 or 18 gauge steel, galvanized finish with grey baked enamel coat, 170° pin hinges and is ready for indoor and outdoor use.

We also offer general purpose access doors and panels for stopping drafts, spring loaded action, access doors with integrated louvers, removable panels, and surface mounted panels.