Replace the Worst Windows First, the Rest Next Year
The whole house is not in the budget this year, and it does not need to be.
Reply within one business day. Or call / text 763-250-3621.
To replace the worst windows first, JMB Builders ranks every window and puts the three to six worst on one order this year: rotted sills, fogged glass, sashes that will not lock. A partial order is a normal job for us, priced per opening, and the rest are measured so next year's order matches. Twin Cities metro. Send photos and we reply within one business day, or book a free in-home estimate.
- Three to six worst windows this year, priced per opening
- Rot and leaks first, then fog, then drafts
- Mixed styles on one order

Not every window in a house is in the same shape. The west sills are soft, two bedroom windows have fogged, the kitchen slider will not lock, and the rest are drafty but sound. There is a sensible order to that list, and it does not start with the whole house.
Water first. A rotted sill or a leak at the frame is damaging the wall under it every time it rains, and that wall repair costs more than the window. Then safety: a bedroom window that will not open or a lock that does not catch. Then fogged glass, which has failed as insulation but is not hurting anything else. Last come the windows that are only drafty and old. We walk the house with you and rank them this way.
The worst three to six go on one order this year. They will be different styles in different rooms, and that is fine; mixed styles on one order is normal. At the same measure we note the brand, frame color, grille pattern and interior finish of the windows you keep, measure them, and write the line we used on the quote so that next year's order comes out matching, and the one after that too.
Get a written quote for this job
Three photos and a sentence is enough: a reply within one business day, or ask for a free in-home estimate. Or text the photos to 763-250-3621.
What you supply
- A photo of every window in the house from inside, labeled by room, even the ones you are keeping
- A note on each photo: rotted, fogged, will not lock, drafty, fine
- A photo or two of each side of the house from outside
- Clear access to the windows being replaced the morning of the install
- Paint or stain color for new trim: painting is quoted as a separate line, or leave it primed and caulked and paint it yourself
What JMB supplies
- A walk-through that ranks every window by what is wrong with it
- A line-item quote for this year's windows, each priced per opening, and a measured list of the rest
- This year's windows on one order through our supplier
- Full-frame install with rot cut out and patched where a sill or framing is soft; inserts where frames are sound
- Sill pan or flashing tape, shims, low-expansion foam and sealant at each opening
- Interior stops or casing and exterior capping or trim as written on the quote
- Cleanup, haul-away of the old units and photos in your job folder
How it is priced: per opening
Quoted in writing from your photos, with a reply within one business day. What moves the number:
- How many windows make this year's list and the size and style of each
- How much rot is behind the worst ones: a soft sill is a small patch, a rotted rough opening is framing work
- Insert into sound frames or full frame where the water got in
- Brand, series, frame material, glass package and grilles, chosen once for the whole house
- Second-story windows that need a ladder set or roof brackets
- Siding, stucco or brick around the openings
- Interior finish: trim kept, new stops, or new casing
Send photos of all the windows, not just the bad ones. Ranking them against each other is the point, and the line we pick has to work for the ones that come later.
How long it takes
Lead time depends on the line and is written on the quote. Three to six windows with some rot repair: one to two working days. Next year's order goes in from the same line.
How your project works
- 1
Send photos, get a written quote
Send three photos of the space and a sentence about what you want. You get a clear, itemized reply within one business day. Prefer a look in person? A free in-home estimate is always an option.
- 2
Pick materials, or bring your own
We help you choose profiles and materials that fit the house and the budget, or match your existing millwork exactly — or you buy the door or trim yourself and we install it. Everything is confirmed before the crew is scheduled.
- 3
Clean, precise installation
The crew shows up on time, protects floors and furniture, and installs with tight joints and consistent reveals. Photos of the finished work go in your job folder.
- 4
Walkthrough and invoice
We walk the finished work with you. If anything is not right, we fix it before we call the job done. Then one invoice, paid by check or direct deposit — no card fees, no payment links.
Situations and options
Water and safety this year
The rotted and leaking windows plus any bedroom window that will not open or lock. Usually three to five openings, full frame where the rot reaches the framing.
Worst wall this year
When the bad windows are all on one side, the west or north wall goes first as a set, and the sunny sides wait. One setup, one or two days.
Worst this year, half next year, rest the year after
A three-phase plan for a larger house. The line, color, glass and grilles are fixed on the first quote and every window is measured once, so each phase matches the last.
Replace the Worst Windows First, the Rest Next Year: questions, answered
Which windows should I replace first if I cannot do them all?
The ones letting water in: rotted sills, soft frames, leaks at the corners. Then any bedroom window that will not open or lock. Then fogged glass. Drafty but sound windows go last. JMB Builders walks the house with you and ranks them this way, then quotes this year's set per opening and measures the rest for later.
Is it a problem to replace only the failing windows?
No. A partial order of three to six windows is a normal job for JMB Builders, priced per opening. The only thing to get right is the match: the windows you keep are checked at the measure and the line, color and grilles are written on the quote so the next order comes out the same.
Will the windows I replace next year match the ones I replace now?
That is the plan. The brand, series, frame color, glass package and grille pattern are written on this year's quote, and the remaining windows are measured now. Next year's order is placed from the same line. If that line changes in between, we show you what differs before ordering.
Can the worst windows be different styles on one order?
Yes. Mixed styles on one order is normal. A rotted kitchen casement, two fogged bedroom double-hungs and a bath slider that will not lock can all come from one line in one frame color and glass, and they match the windows you keep from the street.
Is a fogged window an emergency?
No. Fog between the panes means the seal has failed and the glass no longer insulates as well, but it is not letting water into the wall. A rotted sill is. If the budget is tight, the rotted windows go first and the fogged ones can wait a season.
Does replacing a few windows a year cost more in the end?
Somewhat, per window, because each visit carries its own trip, setup and delivery. Against that, the wall under a rotted sill gets fixed before it spreads, and the money is spread over a few years. We write the per-opening lines so you can see what each year's set costs on its own.
Recent JMB work, from our job log
59 installs recorded across 30 Twin Cities communities since Dec 2025. Window and door installs for homeowners and the builders we work with. Counts come straight from our job log; no customer names.
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Read morePage reviewed October 25, 2026 · JMB Builders LLC, MN license BC809005 · All windows pages
Where we work
Window Replacement & Installation near you
Based in Zimmerman, scheduling across the Twin Cities metro. Closest first: