People ask us fairly often whether spraying a front door is worth the difference in price. It is a fair question, and the honest answer has some conditions attached to it.
What a brush actually does
A brush moves paint across a surface in strokes. Each stroke lays down a slightly different thickness of film, and the bristles leave fine ridges running in the direction you moved them. Good paint self-levels to a degree, which softens those ridges but does not erase them.
On a wall, none of this matters. You look at a wall from across the room, usually in diffuse light, and the surface reads as flat. On a front door you are standing close enough to touch it, frequently in raking light from the side, and raking light is exactly the condition that makes surface texture visible. Every stroke shows.
There is a second effect that people notice without being able to name it. Because the film thickness varies slightly across the panel, the sheen varies too — thicker areas reflect differently from thinner ones. The colour is uniform but the door looks patchy at certain angles. That is a thickness problem, not a colour problem, and no amount of extra coats fixes it.
What spraying does differently
A spray gun atomises the coating into fine droplets that land as a continuous film rather than as a series of strokes. There is no bristle pattern because there are no bristles, and the film thickness stays consistent because the gun moves at a steady rate and distance.
On a panelled or moulded door there is a third advantage. Profiles — the coves, ovolos and fillets around each panel — are difficult to brush without loading paint into the internal corners. Loaded corners run, and runs on a door are permanent unless you sand them out and start that section again. Atomised finish follows the profile at an even thickness right into the detail.
The part nobody talks about
Here is where the honest version comes in: the spraying itself is the quickest part of the day. It is everything around it that costs the money.
Overspray does not stay where you point it. Fine atomised particles drift, and they will settle on glass, weatherstripping, brickwork, siding, the porch floor, and any vehicle parked within a surprising distance. Containing that properly means real masking — not a dust sheet draped nearby, but a deliberate enclosure.
On top of that, hardware comes off rather than getting masked around. Masking tape leaves a ridge of paint at its edge and a hard line you can feel with a fingernail. Removing handles, locks, knockers, letter plates, hinges and viewers is slower, and it is what separates a refinished door from a painted-over one.
Add the wash, the sanding, the deglossing, the filling of old hardware holes and the spot priming of any bare timber, and the preparation is comfortably the majority of the job. That is the actual cost difference. Not the equipment and not the coating — the half day of work that has to happen before the gun comes out.
When brushing is the right call
We would rather tell you this than sell you something you do not need.
Flat slab doors in a low-visibility location. A flush interior door at the end of a hallway, in a house you are about to sell, does not justify the setup. Brush it.
A door that is on its way out. If the timber is soft, the joints have opened, or the bottom rail has gone, a beautiful finish is money spent on something that needs replacing. We will tell you that at the walkthrough.
A colour test you are not committed to. If you are genuinely unsure about a bold colour, brushing it is a cheaper way to live with the decision for a season before committing to a proper finish.
The short version
Spray a door when it is seen at close range, when it has profiles or panels, and when the door itself is worth the investment. Brush it when it is flat, hidden, or temporary.
For a front entry — the surface every visitor, every delivery driver and every prospective buyer looks at from three feet away — it is very rarely the wrong call.