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Proposal Templates Plumbing
Free Plumbing Bid Proposal Template (Excel, 2026 Scope & Pricing)
Typical project: $2,500 – $14,000 · Timeline: 2 weeks
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Real-World Scenario: 3-Fixture Bathroom Remodel Proposal
A bid proposal for a 3-fixture bathroom remodel including new supply and waste, fixture install, and permits. This template separates scope from change orders for clarity.
📊 Plumbing Trade Benchmarks (avg)
Average Bid Margin
25%
Target margin after labor burden and overhead.
Change Order Rate
15%
Common due to hidden conditions in older homes.
Typical Timeline
1-2 weeks
Depends on demolition and finish access.
📦 Materials Cost Breakdown
Direct Material| Line Item | Cost | Notes |
|---|---|---|
| PEX & Fittings | $650 | Supply plumbing for fixtures. |
| PVC Waste & Vent | $480 | Includes trap primer and cleanouts. |
| Fixture Trim | $750 | Toilet, sink, tub/shower valves. |
| Materials Subtotal | $1,880 |
👷 Labor Cost Breakdown
Direct Labor| Task | Cost | Notes |
|---|---|---|
| Rough-In & Pressure Test | $1,800 | Includes permit inspection. |
| Finish Install | $1,200 | Fixture set and valve commissioning. |
| Punchlist & Cleanup | $450 | Final walkthrough and system flush. |
| Labor Subtotal | $3,450 |
⚠️
Markup ≠ Margin — Don't Make This Mistake
A 30% markup on $5,330 gives 23% gross margin — not 30%. To hit a true 30% gross margin, divide your cost by 0.70.
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