Quote check
Check a framed exterior wall quote
- 5Lines the job needs
- 3Measurements
- QuestionsNever a verdict

How the quote is read
Each line of a framed exterior wall quote is matched to the line of the job it names, or marked as something the Framed exterior wall takeoff does not measure — labour, removal, hire, fees, or anything else.
The job’s own figures come from 3 measurements — wall length, wall height, doors and windows — run through the same calculators as the takeoff, so the two give the same figure for the same job.
Reading a framed exterior wall quote
An exterior wall quote has four layers — framing, insulation, sheathing and wrap — and the cladding on top, each priced from the same wall area.
The stud count is at the spacing shown; framing closer under a heavy cladding is a choice. The headers over openings are sized for their span, which this check does not do, so it is worth knowing who sized them.
Three steps
- Give your measurements. The page opens on a typical job so it has something to show.
- Paste the quote's lines as they came, or add them one at a time. Leave the prices in — they are taken out, never read.
- Read the report: what is left out, what is added, what sits outside the range, and one list of questions to send.
Your quote
The framed exterior wall quote you were given
Paste from an email, or open or drop a PDF, Excel, CSV or text file, or a photo of the quote. Amounts of money are taken out before anything is read — this page compares quantities, never prices.
Nothing you paste or open leaves this device.
The reading
What the quote says, against the job
Framed exterior wall · Wall length 33 ft · Wall height 8 ft · Doors and windows 2Wall length 10 m · Wall height 2.44 m · Doors and windows 2
What it leaves out
Every line the job needs that nothing on the quote reads as, with the quantity your measurements produce.
What it adds
Lines this job's takeoff does not measure — labour, removal, hire, fees, anything else — each named for what it is.
What sits outside the range
Quantities above or below the computed range, by how much, in the quote's unit or converted and shown.
What to ask
One list of questions, in the quote's order, ready to copy and send. Questions, never a verdict.
Paste the quote above, or add its lines one at a time. The reading appears here as each line is read.
Outside what this takeoff measures
6Nothing in the reading measures these. Whether the quote covers each is worth asking in its own right: a scope missing from a quote tends to become a cost after work has started. Why each is left out is on the takeoff.
- Plates, headers, cripples and blocking
- The interior lining
- Openings are not deducted from the sheathing, wrap, insulation, membrane or cladding
- Trims, flashings, corners, starter strips and the cladding's fixings
- Whether a vapour retarder is needed where you build, and on which face, which depends on the climate and the local code; this page adds one only when you choose it
- Structure
The reference
Every line the reading looks for
For Wall length 33 ft · Wall height 8 ft · Doors and windows 2Wall length 10 m · Wall height 2.44 m · Doors and windows 2. Each is the calculator linked under it, run with those measurements; a range is that calculator at both ends of one choice, not a margin for error.
Studs, 2×4 (38 × 89 mm) at 16 in (400 mm) centres
34–40 studs
Studs are counted at the spacing with nothing spare, and a bowed or split one is set aside rather than used. 34 net, 40 with 15% added.
Open the Framing Stud CalculatorFibreglass batts, 3 1/2 in (89 mm), for 2×4 cavities
3–4 packages
3 at 5% waste factor, 4 at 15%.
Open the Insulation Batt CalculatorWall sheathing, OSB 7/16 in (11 mm)
9–10 sheets (4x8 ft)
9 at 5% waste factor, 10 at 15%.
Open the Plywood and OSB Sheet Calculator (Subfloor, Wall and Roof)House Wrap
1 roll
One figure, with the lap allowance the material needs already inside it at 10%.
Open the House Wrap CalculatorVinyl siding
2.77–3.04 squares
2.77 at 5% waste factor, 3.04 at 15%.
Open the Siding Calculator
Studs, 2×4 (38 × 89 mm) at 16 in (400 mm) centres
34–40 studs
Studs are counted at the spacing with nothing spare, and a bowed or split one is set aside rather than used. 34 net, 40 with 15% added.
Open the Framing Stud CalculatorFibreglass batts, 3 1/2 in (89 mm), for 2×4 cavities
3–4 packages
3 at 5% waste factor, 4 at 15%.
Open the Insulation Batt CalculatorWall sheathing, OSB 7/16 in (11 mm)
9–10 sheets (2440x1220 mm)
9 at 5% waste factor, 10 at 15%.
Open the Plywood and OSB Sheet Calculator (Subfloor, Wall and Roof)House Wrap
1 roll
One figure, with the lap allowance the material needs already inside it at 10%.
Open the House Wrap CalculatorVinyl siding
25.6–28.1 m²
25.6 at 5% waste factor, 28.1 at 15%.
Open the Siding Calculator
How the ranges are taken
Where the choice is cutting waste, the ends are the site’s own allowances: 5%, the tight buffer of a crew with a planned set-out, and 15%, the wider one a first-timer orders. Where the calculator decides between patterns or materials, the ends are the options it offers. Where it adds nothing for loss, the range runs from the net quantity to 15% over it.
A minimum — the fewest hangers a spacing allows, the least airflow a room needs — has no upper end. A single figure carries an allowance the material itself needs, such as a lap, and names it.
What a reading like this cannot see
- It does not know your prices, your market, or what the work ought to cost.
- It does not know the building — the access, the condition of what is there, or what has to happen first.
- It cannot check a lump sum, because there is no quantity in one.
- A line it reads as missing may be priced under another name. A quantity outside the range is not evidence of anything. Each is a reason to ask a question.
- Two quotes are not comparable until their scopes are.
- It is not advice, and it is no substitute for a second quote.
The full takeoff
Every quantity for this job, with its working
The Framed exterior wall takeoff runs the same calculators on the same measurements and shows what sits under each line here.
Base, allowance, order
Each line's quantity before and after its allowance, and what to buy.
Every allowance editable
Change a waste figure and the order follows, with its source named.
Into a project
Add the whole job to a workspace with your own prices.
Frequently asked questions
- What quantities does a framed exterior wall job need?
- It depends on the measurements, so this page asks for yours. At the size it opens on — Wall length 10 m · Wall height 2.44 m · Doors and windows 2 — the lines come to: Studs, 2×4 (38 × 89 mm) at 16 in (400 mm) centres, 34–40 studs; Fibreglass batts, 3 1/2 in (89 mm), for 2×4 cavities, 3–4 packages; Wall sheathing, OSB 7/16 in (11 mm), 9–10 sheets (2440x1220 mm); House Wrap, 1 roll; Vinyl siding, 25.6–28.1 m². In imperial units — Wall length 33 ft · Wall height 8 ft · Doors and windows 2 — they come to: Studs, 2×4 (38 × 89 mm) at 16 in (400 mm) centres, 34–40 studs; Fibreglass batts, 3 1/2 in (89 mm), for 2×4 cavities, 3–4 packages; Wall sheathing, OSB 7/16 in (11 mm), 9–10 sheets (4x8 ft); House Wrap, 1 roll; Vinyl siding, 2.77–3.04 squares.
- Which line on a framed exterior wall quote varies the most?
- The Fibreglass batts, 3 1/2 in (89 mm), for 2×4 cavities: 3–4 packages for a job measured Wall length 10 m · Wall height 2.44 m · Doors and windows 2, depending on the waste factor allowed, from 5% to 15%.
- What does a framed exterior wall quote often leave out?
- The reading names every line of the job that nothing on the quote reads as — any of the 5 lines the takeoff measures. The takeoff also lists 6 things it does not measure, shown under the reading, and each is worth asking about: a scope missing from a quote tends to become a cost after work has started.
- Can I paste the quote exactly as it came?
- Yes — from an email, a PDF or a spreadsheet, one item to a line. Amounts of money are taken out before anything is read, headings and totals are skipped, and each line is shown with what it was read as, so a misreading is one correction. Quantities in the other unit system are converted and the conversion is shown; a count of boxes is never compared with a count of tiles.
- Does this check the price as well?
- No. It reads quantities, never prices, and this site publishes none: an installed price moves with the market, the season, the access and the specification, so a figure for what the work ought to cost would give you confidence in a number nobody can defend. A quantity against your own measurements is checkable, and every figure here links to the calculator that produced it.