THE ESTIMATING ANSWER
For two non-load-bearing office partitions, start with a defined scope and measurement basis. Measure partition lengths, heights, ceiling interface and service conflicts. Separate framing, board, acoustic fill and door or glazed components. Price the listed tasks separately and state the condition that would require a revision: Fire, acoustic or landlord requirements may change specification after review.
This guide uses a fictional project in Hamilton, Ontario: Two non-load-bearing office partitions. Its matching estimate and PDF give each scope decision a visible CAD cost line. Use the document to understand the structure; verify the actual building, product schedule, labour and supplier inputs before preparing a client quote.
1. Define the measured job
Build two non-load-bearing office partitions in an accessible suite, with selected glazing or door openings recorded separately. Measure partition lengths, heights, ceiling interface and service conflicts. Record the measurements and existing condition in the estimate before turning quantities into line items. The scope should make clear why this is a separate project from a broader renovation or maintenance quote.
Measurement basis: Measure partition lengths, heights, ceiling interface and service conflicts.
2. Build a product and labour schedule
Separate framing, board, acoustic fill and door or glazed components. This example has 7 distinct lines, including layout and building review, site protection, framing allowance. Use actual supplier prices and labour inputs for a customer job; the displayed amounts are fictional document inputs.
Selections to confirm: Separate framing, board, acoustic fill and door or glazed components.
3. Sequence the work and handoffs
Agree a layout and building handoff before material procurement. Show which task depends on access, a selected product or another trade. If that dependency is still open, label the price preliminary and identify the information needed before a firm quote.
Work sequence: Agree a layout and building handoff before material procurement.
4. Set a change boundary
Fire, acoustic or landlord requirements may change specification after review. The example excludes structural work, HVAC relocation or unapproved compliance certification. Record the discovery, agree the revised work and update the estimate before adding it to the job.
If the job changes: Fire, acoustic or landlord requirements may change specification after review.
Review the Canadian job address
Inspect the existing substrate, access and product selections at the property. Check any local trade or municipal requirements that apply and record unresolved conditions before preparing the final client document.
The board and acoustic fill allowance line uses 620 sq. ft., approximately 57.6 m². Keep the actual site measurement and the supplier’s selling unit together when you replace this quantity. The example amounts are fictional CAD document inputs, not current rates for Hamilton, Ontario or another community. A site visit and current supplier information are needed to replace them.
Work through the itemized calculation
Check each extension of quantity and rate in the paired PDF. Two lines from this project are:
- Framing allowance: 68 linear ft. × C$54.00 = C$3,672.00.
- Board and acoustic fill allowance: 620 sq. ft. × C$7.65 = C$4,743.00.
Adding all 7 rounded line amounts gives C$20,790.00. The PDF shows 0% tax and the same total before any markup. The sample shows 0% tax only to make the arithmetic visible. Determine any applicable GST, HST or PST and markup for the actual work before sharing a quote.
| Work item | Quantity | Unit rate | Amount |
|---|---|---|---|
| Layout and building review | 1 job | C$495.00 | C$495.00 |
| Site protection | 1 job | C$305.00 | C$305.00 |
| Framing allowance | 68 linear ft. | C$54.00 | C$3,672.00 |
| Board and acoustic fill allowance | 620 sq. ft. | C$7.65 | C$4,743.00 |
| Partition assembly labour | 600 sq. ft. | C$15.00 | C$9,000.00 |
| Door opening kit allowance | 2 each | C$790.00 | C$1,580.00 |
| Joint finish and cleanup | 1 job | C$995.00 | C$995.00 |
| Illustrative subtotal | C$20,790.00 | ||
Scope and pricing boundaries
Build two non-load-bearing office partitions in an accessible suite, with selected glazing or door openings recorded separately.
Outside this example: No structural work, HVAC relocation or unapproved compliance certification.
Keep the product allowance, installation work and any unresolved condition visible as separate decisions. If access or the selected product changes, update the affected quantity or rate and explain the revision before the client relies on the estimate.
Before you send the estimate
- Measure partition lengths, heights, ceiling interface and service conflicts.
- Separate framing, board, acoustic fill and door or glazed components.
- Agree a layout and building handoff before material procurement.
- Fire, acoustic or landlord requirements may change specification after review.
Check the business, client, property, dates, line extensions and notes. The office partition installation PDF example shows one way to present them. Its short PDF note lists the brief's scope exclusions; the fuller project limits above should guide your own scope.
Questions about this estimate
Which quantity controls this office partition installation estimate?
Measure partition lengths, heights, ceiling interface and service conflicts.
When should this office partition installation quote be revised?
Fire, acoustic or landlord requirements may change specification after review. No structural work, HVAC relocation or unapproved compliance certification.

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