Two commercial paint jobs can use "the same" paint and last very different amounts of time. In Indiana's freeze-thaw climate, what makes an exterior last is the prep, the products matched to each surface, and the conditions the paint goes on in. Here is how Beacon approaches it, and why paint jobs fail early when these are skipped.
Why paint jobs fail early
Most early failure traces back to application, not the paint can: surfaces painted before they dried after washing, loose paint not scraped, failed caulk not addressed, bare wood not primed, paint applied in the wrong temperature or humidity, or coating spread too thin. A color change almost always needs two real coats; trying to cover it in one heavy coat will not perform or age the same way. The prevention is straightforward: clean the surface, let it dry, prep it correctly, use the right products, apply them in the right conditions, and put down the correct amount of paint.
The products we use, and why
We almost always use Sherwin-Williams. For exterior repainting, our go-to is Sherwin-Williams SuperPaint Exterior, and we do not go below that for exterior work. In Indiana, it usually makes more sense to use a strong mid-to-upper grade product consistently than to chase the most expensive coating, because the climate puts every building back on a six-to-eight-year maintenance cycle regardless. For doors, metal, garage doors, and high-touch surfaces we like Sherwin-Williams Pro Industrial Waterbased Alkyd Urethane Enamel in a semi-gloss; it lays out cleanly and gives a harder, more durable, more cleanable finish for surfaces that get bumped and used daily. Primers are matched to the substrate: an exterior wood latex primer for wood, a direct-to-metal primer for metal.
How we handle wood rot
For wood rot we replace like-for-like and in full board lengths. We do not scab a two-foot patch into an eight-foot board, because that just creates another joint where moisture gets in and fails later. We remove the failed board, inspect behind it for additional damage, and box-prime the new wood, priming all six sides so the edges and ends, where moisture usually gets in, are protected. A lot of contractors only prime the face; that board fails sooner.
EIFS and masonry repairs
On commercial and retail buildings we more often see EIFS than true stucco. For EIFS damage (woodpecker holes, impact, old sign penetrations) we cut out the damaged section, replace the foam, apply mesh, then base and finish coats. Texture matching is the hard part, since EIFS comes in different grit sizes and swirl patterns, so a visible repair is often taken corner to corner rather than patched in the middle of a wall where a mismatch would stand out.
If you want a commercial exterior that actually lasts in Indiana, the system matters as much as the paint. Beacon Painting and Repairs is glad to walk your property and spec the right products and prep for it.