Rochester, Minnesota
Practical Roof Coatings in Rochester, MN
A roof coating buys years on a roof that is not failing yet. On the older commercial buildings around Mayo and downtown Rochester, crews find built up roofs and modified bitumen that have been patched for a decade. On the newer offices and strip buildings east and south, it is single ply membrane with chalky surfaces. The two need different primers and a different answer about whether coating is worth doing.
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Coating works on a roof that is still dry
The first thing we do on a Rochester roof is cut a core and look at the insulation under the membrane. Wet insulation does not dry under a coating. It stays wet and rots the deck while the surface looks new. If the roof is dry, the work is mostly preparation: wash the surface, cut out blisters, rework the flashing at the drains and the curbs around rooftop units, then tape the seams before any coating goes down. Downtown buildings often have parapets and old gravel stops that need attention first. Square footage sets the starting number, but the detail count moves it more, so a small roof crowded with vents and skylights can take more labor than a wide clean plane. If you own several buildings here, ask about our maintenance plans that keep the coated ones on a schedule and catch the next one before it needs more.
Roof Coatings in Rochester
What a coating actually does on a Rochester roof
Coat it while the building stays open
No tear off means no open deck over an occupied floor. Crews stage on the roof, work section by section, and the people downstairs keep their hours through the whole job.
Old decks and new membranes differ
A gravel surfaced built up roof downtown and a chalked single ply on a newer building take different primers. We spec the coating to what is actually up there, not to what is easy to buy.
Low slope work behind Pill Hill
The flat additions behind those 1885 to 1937 houses are coating candidates. Pill Hill has pursued local landmark status, which would send major exterior alterations through Heritage Preservation Commission review.
A cooler top floor in July
A reflective coating over a dark aged membrane pulls heat off the roof deck. On a one story office or a top floor suite with rooftop units running hard, the difference shows up in comfort first.
A moisture read before any quote
We cut cores and check for saturated insulation before quoting a coating. If large sections are wet, we say so and quote the replacement instead, because coating over wet insulation only hides it.
Push replacement into a later year
Coating a sound roof moves a capital line into a future budget cycle. For a manager here juggling several properties, that is often the whole reason to have the conversation this spring.
How we handle coating work in Rochester
We will tell you to replace it
The estimate is free and there is no obligation, so we have no reason to sell a coating to a roof that needs tearing off. Sometimes the honest answer is to wait a year.
Someone answers at two in the morning
We are open 24 hours, seven days. If a night shift finds water on the floor of a downtown building, you are not leaving a message until Monday.
Roof access planned with your building
Downtown lots are tight and roof hatches are small. We walk the access route before the crew arrives, so the lift and the material staging are settled ahead of the first work day.
Rated 5.0 across 217 reviews
Every one of those reviews came from a job someone let us do on their building. Read them, then ask us about the roof we coated that looks most like yours.
Family run, and we stand behind it
The same family answers the phone and stands on the roof. A coating that fails in three years is not something we could walk away from.
What people near Rochester say
Fantastic guys to work with, did an excellent job of fixing our siding. You can tell it’s a high integrity company. Definitely recommend.
Carolyn MillerSiding repair The crew arrived early and spread tarps all around the house to capture every bit of debris. By 3:00 PM, my entire roof was completely finished.
Hazel JamesRoof replacement, Minneapolis, MN Orange Exteriors fixed a minor leak that involved replacing flashing and a few shingles blown off our roof. Timely, quality work. Great ideas to keep our roof going long term.
Jim ThomasStorm damage repair
Roof coating questions from Rochester owners
What people in Rochester ask us about this work. If yours is not covered, call and ask.
Can you coat a roof in Rochester while the building stays occupied around the clock?
Yes, and that is one of the reasons owners near Mayo choose coating over replacement. There is no tear off, so the deck is never open. We work in sections, keep the roof drains clear each night, and we pick products whose odor does not push into the space below.
How long is the coating season in Rochester?
Roughly May into early October, and it is the dew point that decides, not the calendar. The surface has to be dry and warm enough for the coating to cure before evening. Cool humid stretches in late September can shut a week down. We would rather wait than roll product onto a damp roof and watch it fail.
Will a coating stop the leak at my rooftop unit?
Only if the leak is coming from the flashing around the curb, which it often is. If water is running down the inside of the unit or through a bad skylight, coating the field of the roof changes nothing. We open the detail, fix it, then coat, or we tell you the leak belongs to a different trade.
Find out if your roof can be coated
We will walk the roof, cut a core, and tell you whether a coating makes sense or whether you are past that point. Free estimate, no obligation, anywhere in Rochester.
Get Your Free Exterior Estimate
Tell us what is going on with your roof, siding, windows, or gutters. We will take a look and give you a straight answer, including when the answer is that you can wait.
- Phone(612) 600-8529
- Emailadmin@orange-exteriors.com
- Office6600 City West Pkwy Suite 375, Eden Prairie, MN 55344
- HoursOpen 24 hours, Sunday to Saturday
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Rated 5.0 from 217 Google reviews