Hollow Metal vs Wood Commercial Doors: How to Choose

Choosing between hollow metal and wood for a commercial door opening is one of those decisions that gets made quickly on a lot of projects, sometimes too quickly. Both materials work well in the right context. Both are wrong choices in the wrong one. This post is meant to help you think through the decision properly, whether you're a building owner, a general contractor, or a facilities manager planning a renovation.

We supply and install both product types across Western Colorado through CDF Distributors, so this isn't a pitch for one over the other. It's a straight look at the tradeoffs.

What Hollow Metal Doors Actually Are

The name is slightly misleading if you've never worked with these doors. A hollow metal door is a steel-faced door with an internal structure, typically steel ribs, honeycomb cardboard, or polystyrene foam, depending on the intended application. The faces are cold-rolled or hot-rolled steel, and the door is welded or mechanically assembled into a unit that's significantly heavier and more rigid than a residential door.

Hollow metal is the default choice in most commercial construction. Schools, hospitals, office buildings, industrial facilities, retail back-of-house, and virtually any application where durability and security matter start with hollow metal unless there's a specific reason to specify something else.

Our hollow metal door products come in standard and custom gauge options, with a range of core types suited for different performance requirements.

What Architectural Wood Doors Are

Architectural wood doors are not residential interior doors. The term refers to commercial-grade wood doors built to the standards set by the Architectural Woodwork Standards (AWS) and typically the WDMA (Window and Door Manufacturers Association) industry standards. They're manufactured with solid or structural composite cores, wood veneers or solid wood staves depending on the species and construction method, and commercial-grade edge banding and hardware prep.

They're heavier, more precisely manufactured, and better suited for commercial hardware than anything you'd find at a home improvement store.

The reason you specify an architectural wood door instead of hollow metal comes down to two things: aesthetics and specific performance properties. But the decision is more nuanced than it first appears.

Where Hollow Metal Wins

Durability in high-traffic, high-abuse environments. A hospital corridor that sees gurney and cart traffic dozens of times per day is a punishment environment for a door. Hollow metal holds up to that kind of contact in a way that wood simply doesn't. Dents in hollow metal can sometimes be pushed out or filled. A wood door that's been hit enough times needs to be replaced.

Fire ratings. Hollow metal doors are available across the full range of fire ratings from 20 minutes to 180 minutes, and the hardware and frame combinations to support those ratings are standardized and widely available. Wood doors can also be fire-rated, but the range of available assemblies is narrower and the cost is higher.

Security applications. A steel door with a proper steel frame and commercial hardware is significantly harder to force than a wood door in the same situation. For server rooms, medication storage areas, exterior back-of-house entries, or any opening where forced entry is a real concern, hollow metal is the right call.

Moisture-prone environments. Commercial kitchens, loading docks, restroom corridors, and any space that sees regular cleaning with wet mops or pressure washers will destroy a wood door over time. Hollow metal, properly primed and painted, holds up in those conditions.

Budget. In most cases, hollow metal costs less than architectural wood for the same opening. When you're specifying a building with dozens or hundreds of openings, that difference adds up quickly.

Where Architectural Wood Wins

Lobbies, executive spaces, and anywhere appearance drives the specification. Wood has warmth and visual presence that painted steel doesn't. A hotel lobby, a law firm entry, a high-end medical practice, or a corporate headquarters conference suite are all spaces where the material appearance is part of what the owner is paying for. Wood delivers that. Hollow metal, no matter how well painted, doesn't.

Acoustic performance. Solid-core architectural wood doors often outperform hollow metal doors in sound transmission class (STC) ratings. If you're specifying doors for a recording studio, a conference room where privacy matters, or a healthcare setting where patient confidentiality is a consideration, the acoustic properties of the door construction become part of the selection criteria. Hollow metal with the right core can perform well acoustically, but architectural wood with a solid particleboard or structural composite core frequently leads.

Interior applications with controlled environments. Wood does best where it won't be exposed to moisture, heavy impacts, or extreme temperature cycling. Interior conference rooms, private offices, executive suites, and similar spaces are where architectural wood performs reliably and looks the way the designer intended.

Veneer matching and custom appearances. When a project has a specific wood species, stain, or finish requirement that needs to match millwork or cabinetry, architectural wood doors are the only real path to that result. Hollow metal with a painted finish can match colors but can't replicate the grain and texture of real wood veneer.

The Mixed-Opening Approach

Most commercial projects don't use one material throughout the whole building. The realistic answer to hollow metal or wood is usually: both, depending on where each door lives.

A common pattern we see: hollow metal for all back-of-house, exterior, stairwell, and utility openings. Architectural wood for lobby entries, private offices, and conference rooms. The mix lets you put money where appearance matters and use the cost-effective solution everywhere else.

This is actually how most of the commercial door projects we work on get specified. Getting the match right between door type, frame, hardware, and the function of the opening is the work we do at the estimating stage.

Hardware Compatibility Is Not an Afterthought

One thing that trips up commercial door specifications is treating hardware as a separate decision from the door material. It isn't.

Hollow metal doors are typically factory-prepped for hinges, strikes, and closers. The gauge of the steel and the reinforcement at hardware locations matters. A door that's specified too light for heavy commercial hardware will fail at the hinge or latch prep over time.

Architectural wood doors need to be specified with hardware in mind as well. The core material affects how hardware anchors. A door with a hollow mineral core anchors hardware differently than one with a solid structural composite core, and that affects performance over the door's lifespan.

We work through hardware coordination as part of the door specification, not as an add-on after the fact.

How to Make the Decision

If you're not sure which direction to go, a few questions will usually narrow it down.

Is the opening exterior or in a moisture or high-abuse zone? Go hollow metal.

Is fire rating a hard requirement? Hollow metal has more flexibility, though wood options exist.

Is this in a public-facing space where appearance is part of the design intent? Think seriously about architectural wood.

Does the project have a tight budget across many openings? Hollow metal will usually win on cost.

Is acoustic performance a documented requirement? Get STC ratings into the spec conversation for both materials.

For commercial projects in Montrose or across Western Colorado, contact us to talk through your opening schedule. We'll help you match the right material to each opening rather than defaulting to one choice across the board.