Use this playbook to quote tear-off, disposal, underlayment, flashing, ventilation, and accessory labor for residential shingle replacement jobs.
Residential re-roof projects where square count is only part of the real price and accessories can decide the margin.
3/11/2026
1 min read
Start With The Right Scope
Begin with the details that shape the job before you ever talk price. This is the information that keeps the quote grounded in real conditions.
Measurements Needed
- Roof square count by plane, including hips, valleys, and waste factor.
- Number of penetrations, vents, skylights, chimneys, and flashing points.
- Access constraints for dump trailers, lifts, and material staging.
- Existing ventilation, decking condition, and tear-off layer count.
Scope Checklist
- State whether tear-off includes one layer or multiple layers.
- Clarify if decking replacement is included, excluded, or billed as needed.
- Call out underlayment, ice and water shield, drip edge, and flashing scope.
- Include disposal, magnet sweep, and site cleanup.
- Note ventilation upgrades if they are part of the recommendation.
- Explain what weather delays or uncovered conditions do to the schedule.
Client Questions To Answer
- Does this quote include decking replacement or only an allowance for it?
- What accessory items are included besides shingles?
- How does weather affect the job start and completion timing?
- What cleanup and property protection should the homeowner expect?
Build The Quote Clearly
A stronger quote usually comes from showing your logic clearly. Use the right line items, account for labor and materials honestly, and make your markup easy to defend.
Recommended Line Items
These are the line items worth calling out so the quote feels complete and defendable.
| Category | Line Item | Notes |
|---|---|---|
| labor | Tear-off labor | Include multiple-layer pricing when necessary. |
| labor | Installation labor | Separate field install from accessory-heavy detail work if needed. |
| materials | Shingles and starter materials | Include waste factor and color-specific lead times. |
| materials | Underlayment and ice-and-water protection | This should never disappear into a vague materials bucket. |
| materials | Flashing, drip edge, and ventilation accessories | Accessories are where roof replacement quotes often go soft. |
| equipment | Dump trailer, lift, or disposal equipment | Important on access-limited or larger jobs. |
| permits | Permit and inspection fees | Add admin time if your team is handling paperwork. |
| allowances | Decking replacement allowance | Useful when you know some decking may need replacement after tear-off. |
Labor Considerations
- Steep slopes, difficult access, and second-story staging change labor quickly.
- Flashing details and penetration work often require slower, higher-skill labor than field shingle install.
- Cleanup and site protection matter on occupied residential jobs and should be priced intentionally.
Materials Considerations
- Accessory packages such as ridge vent, step flashing, and ice-and-water shield are not optional afterthoughts.
- Color availability and manufacturer system requirements can change both lead times and material cost.
- Decking replacement materials should be ready even when quoted as an allowance.
Markup Guidance
- Keep your markup healthy on accessory and detail work because that is where field time hides.
- Separate add-alternates like upgraded shingle lines or ventilation packages so the base quote stays easy to compare.
Protect Margin And Set Expectations
The job gets easier to manage when the client understands payment, timing, and what can shift. This is where most awkward surprises can be prevented.
Common Misses
- Forgetting dump fees or disposal logistics.
- Quoting shingles without fully pricing flashing and ventilation components.
- Leaving decking replacement completely unaddressed in the estimate.
- Treating steep access like a small labor tweak instead of a major production factor.
Payment Schedule Options
- 40 percent deposit when the job is scheduled and material is ordered.
- 40 percent on dry-in or substantial completion.
- 20 percent after final cleanup and walkthrough.
Timeline Factors
- Weather windows and forecast interruptions.
- Material lead times and special-order colors.
- Decking replacement once tear-off exposes conditions.
Field Notes
Roof replacement quotes fall apart when they pretend the job is only about shingle square count.
The strongest roofing estimates make the accessory scope visible. That is what helps the homeowner understand the price and helps you avoid bleeding margin on flashing, ventilation, disposal, and surprise deck repairs.
FAQ
Should roof replacement quotes list accessory items separately?
Yes. Homeowners may focus on shingles, but accessories like flashing, ice-and-water protection, and ventilation materially affect both cost and performance.
How do I handle decking replacement in the quote?
If the deck condition is uncertain, use an allowance or clearly priced unit add-on so you are not forced to absorb hidden substrate repairs.