Should a painting contractor use an orbital or pneumatic sander for walls and furniture?

Hey man, here’s my take: if you're doing detailed furniture work or prepping trim, cabinets, and detailed surfaces, upgrading to a SurfPrep is a total game-changer compared to a standard 5" DeWalt. That said, whether you go pneumatic or electric comes down to your air setup.

​Here’s why it’s worth looking into and how it compares:

• ​Profile & Contour Sanding: SurfPrep’s flexible foam pads are the real magic. While a standard round DeWalt disk will burn through edges or flatten out detailed curves, the SurfPrep foam conforms directly into profiles, trim, and detailed furniture legs without eating through the material.
• ​Getting into Corners: The 3" x 4" rectangular shape lets you sand straight into 90° inside corners on furniture, face frames, and baseboards where a round 5" pad just can't fit.
• ​Vibration & Hand Fatigue: Running a standard consumer orbital for hours wears on your hands fast. SurfPrep units are balanced for continuous production work with way less vibration.

​Pneumatic vs. Electric (Big Consideration):

Before grabbing the air version, double-check your compressor specs. Pneumatic sanders are total air hogs—they need continuous air flow, usually around 11–13 CFM at 90 PSI. If you're running a smaller portable or pancake compressor, it'll run non-stop, overheat, and starve the tool. If you don't have a massive high-CFM shop compressor, check out the SurfPrep Electric Ray. It uses the exact same foam pad system off a standard 110V plug without needing a heavy-duty air setup.

​How to pair it with your DeWalt:

I'd keep that DeWalt for heavy stock removal—stripping thick old paint or knocking down wide, flat surfaces. Then bring in the SurfPrep for scuff sanding between coats, detail prep, and profile work. It’ll eliminate about 90% of the manual hand-sanding you usually have to do on detailed pieces.

​Hope that helps!