Buying guide · a guide, not a sales page
What sets the cost of replacement windows?
Nobody can price a window over the phone, and anybody who does is pricing a guess. What can be said plainly is how the number gets made — and which of the parts of it are your choice rather than the house’s.
The short answer
In short.
Two things move it more than anything else: whether the existing frame stays or goes, and which unit you choose. After that it is the opening — how square it still is, what the sill is made of, how many there are and where they sit. A measured visit is what turns those into a number, and the written estimate names each one.
Why a window cannot be quoted over the phone
A window is not a product taken off a shelf and fitted. It is made to an opening, and the opening is the part nobody has seen yet. Two houses on the same street, built the same year, can need different work at the same-looking window, because one frame is sound and the other is not.
So the honest answer to what it costs is a measured visit and a written estimate — and the estimate costs you nothing whether you go ahead or not.
The biggest fork: full-frame or insert
A full-frame replacement takes the whole window out, frame included, back to the rough opening in the wall. An insert leaves a sound existing frame in place and fits a new unit inside it. Both are ordinary work, and which one an opening wants is a question about the frame that is already there rather than a preference.
It moves the number more than any other single decision, because it changes the amount of work, what has to be made good afterwards inside and out, and sometimes the size of the glass you end up with — an insert sits inside the old frame, so the visible opening is a little smaller.
What decides it is the condition of the existing frame: sound, square and dry means an insert is on the table; rot, water getting in behind it, or an opening that has gone far enough out of square that a unit would be packed at one corner means the frame comes out.
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What about the window itself moves it
- The frame materialVinyl, fiberglass, composite, clad wood or aluminum. Each behaves differently and they do not cost the same.
- The glass packageHow many panes, what coating, what fills the gap. This is also where the NFRC ratings come from.
- The style and how it opensA fixed unit, a single or double hung, a casement, a slider, a bay. More moving parts and more hardware is more unit.
- The sizeOpenings are not standard. A large unit is not simply a small one scaled up, and past a certain size it takes more people to set it.
- Grilles, obscure glass, custom colorAnything specified rather than stock.
These are the parts of the number that are genuinely your choice, and the ones worth spending time on.
What about the opening moves it
- How square it still isA house settles. By the time a window needs replacing the opening rarely is, and that is measured rather than assumed.
- What the sill and trim are made of, and their conditionSoft wood at the sill, or paint lifting below it, is a sign that the work behind the window is part of the job.
- Where the window isA ground-floor opening and a second-floor one are not the same access.
- How manySeveral openings in one visit is not several separate jobs, and the estimate shows that.
- What has to be made goodInterior trim, exterior finish, and how the water is meant to leave the opening.
What the written estimate does
- It is written before anything startsYou read it, and nothing begins until you approve it.
- It names the unitMaker, line and the ratings for the exact model quoted, so it can be compared with another estimate rather than to a memory of one.
- It does not change once you approve itThe number you approved is the number on the invoice.
- It costs nothing to getNo trip charge, no measuring fee, and nothing owed if you decide against it.
Comparing two estimates without a price list
The useful comparison is not the total. It is whether the two estimates describe the same job.
Ask whether each is full-frame or insert, because two numbers for different work are not comparable. Ask which exact model each names and what its NFRC label says. Ask how the gap between the frame and the rough opening will be insulated. Ask what is being made good afterwards, inside and out, and what is being taken away. Two estimates that answer those four questions can be read side by side; two that do not, cannot.
Where our line is
We do not publish prices or ranges, here or anywhere, because a number without your opening behind it is a guess dressed as information. Two things we do not take on either: broken or fogged glass and insulated-glass units, and solar screens.
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5-Year Warranty on All Parts & Labor.Five years on parts and labor, every repair and every install. Call, or send the form and a person calls you back.
Sources
All sources read . Linked so you can check them rather than take our word for it.
Written from the manufacturers’ own published guidance — every source is linked above.
What you can count on
- Upfront pricing. The price is on the estimate you approve before work starts, and the invoice matches it.
Straight answers
Questions people ask about this.
Why will you not give a ballpark?
Is an insert always cheaper than full-frame?
Do I have to do every window at once?
Does a more efficient window cost more?
Describe it however makes sense to you
Read enough? Tell us about the window or door.
Tell us which window or door it is and what you want done, even if you don’t know what anything is called. This starts a conversation, not an appointment.
- However you describe it is enough. No part names needed.
- The written estimate is free. Nothing owed if you pass.
- Nothing is ordered or started until you approve the number.
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One call, and the window or door is ours to sort out.
A person answers 24/7. A technician measures the opening with you first, and the written estimate comes before anything is ordered.