The cost to tarp a roof varies based on the roof’s size, pitch, material quality, and whether you hire a pro or DIY the job. A temporary tarp shields the interior from rain, wind, and further damage while permanent repairs are planned or weather improves. This guide provides practical, up-to-date estimates for materials, labor, and common scenarios in the United States, along with a clear checklist to help homeowners plan and execute a safe tarping job.
What A Roof Tarp Is And Why It’s Used
A roof tarp is a temporary covering made of weatherproof polyethylene or similar material designed to seal a damaged or exposed roof. Tarping helps prevent water intrusion, reduces the risk of structural damage, and minimizes mold and mildew growth after storms, hail, or fire damage. For most residential roofs, tarps are fastened with rope, bungee cords, or lead-in boards and weighted with sandbags, bricks, or lumber to resist wind. Properly installed tarps extend the window to arrange permanent repairs and protect belongings inside the home.
Common tarp materials include light-duty and heavy-duty polyethylene, with grommets for secure tying. The choice depends on exposure time, weather forecast, and budget. A correctly chosen tarp will cover the affected area completely, with extra margins to secure around rafter tails and fascia. In urgent situations, professionals may use industrial-grade, heat-seamed tarps that offer higher tear resistance and longer service life than consumer-grade options.
Key Factors That Determine Tarping Cost
Tarp Size And Material
The size and thickness of the tarp directly influence price. A small 10×12-foot tarp is inexpensive but may require multiple sheets for larger roofs. Moderate-to-heavy contractor tarps (for example, 20×30 feet or 24×40 feet) cost more upfront but reduce the number of pieces needed. Expect consumer-grade tarps to range from about $15 to $60 per tarp; heavy-duty tarps can run $60 to $180 or more, depending on thickness (6 mil to 12 mil) and durability.
Roof Area And Pitch
Roof area determines how many tarps and fasteners are needed. A larger roof or one with a steep pitch requires more labor and specialized safety equipment. Steep or multi-story roofs increase installation time and risk, often raising labor costs. Windy conditions can necessitate extra tie-downs and protective measures, adding to both material and labor expenses.
Labor Versus DIY
DIY tarping saves labor costs but requires time, proper equipment, and safety precautions. Hiring a pro typically costs more upfront but reduces risk and ensures the job is done to code with appropriate fall protection. If the roof is severely damaged or weather is imminent, a professional tarping crew may be the safer, faster option.
Weather, Urgency, And Location
Urgent tarping during a storm or in regions with frequent rain increases demand for emergency services and may elevate prices. Travel time for contractors, local demand, and accessibility to the home all affect quotes. In rural areas, costs may be higher due to mobilization or limited local crews.
Additional Supplies And Miscellaneous Costs
Beyond tarps, households may need fasteners, rope, sandbags, boards for weight, ladder rental, and safety gear. If a roof deck or fascia requires temporary stabilization, costs can rise. Disposal of old roofing materials, debris management, and permit considerations (where applicable) can also influence the total.
Typical Tarp Material And Sizes
| Common Size | Material | Typical Use | Estimated Cost Range |
|---|---|---|---|
| 10×12 ft | 6–8 mil Poly | Small leaks or confined areas | $15–$40 |
| 12×20 ft | 6–8 mil Poly | Moderate coverage, multiple sheets needed | $20–$60 |
| 20×30 ft | 6–12 mil Heavy-Duty Poly | Most home roof patches, single sheet often usable | $60–$180 |
| 24×40 ft | 8–12 mil Heavy-Duty Poly | Large roofs or multi-story homes | $100–$250 |
Tip: For long-term protection, choose heavy-duty, grommeted tarps with a UV rating and reinforced corners. Always tailor tarp size to cover the damaged area with extra margin to secure to eaves or deck boards. Weigh the lower corners with sandbags or bricks to reduce wind uplift.
DIY Tarping Cost Estimates
For a typical DIY tarp job, the main costs are materials and basic tools. A household might spend between $40 and $200 on tarps, rope, and fasteners, plus optional safety equipment. If you already own ladders, gloves, and a staple gun, the material cost drops further. Labor time for a single-story home with a moderate pitch usually ranges from 2 to 6 hours, depending on roof access and weather conditions.
Cost-saving tips for DIY tarping include using one larger tarp instead of multiple smaller ones, ensuring adequate overlap, and pre-planning anchor points to minimize adjustments in wind. Always have a second person to assist with handling and safety. Do not attempt tarping during high winds or thunderstorms; postpone until conditions improve if possible.
Hiring A Roofer Or Contractor For Tarping
Emergency tarping services offered by roofing contractors typically range from $300 to $800, influenced by roof size, pitch, and the time of day. Some companies charge a flat trip fee plus a hourly rate or a set emergency tarping package. In higher-cost markets or for complex roofs, prices can be higher. Contractors bring experience, proper fall protection, and commercial-grade tarps, reducing risk and expediting installation.
When evaluating bids, consider the following: whether the price includes materials, labor, and disposal; the expected time to complete; the tarp’s material quality and guarantee; and whether extra services (like temporary weatherproofing or follow-up repairs) are included. Request photos or a brief plan for how the tarps will be secured to prevent wind uplift and how long the protection will remain in place.
Step-By-Step Tarping Guide
- Assess safety and weather conditions. Wear a hard hat, slip-resistant footwear, and use a fall arrest system if working above ground level.
- Measure the affected roof area and determine tarp size with generous margins for overlap.
- Gather materials: tarp(s), rope or straps, fasteners, boards for weight, sandbags, ladder, and gloves.
- Set up anchors on the eaves, ridge, or gable ends. Avoid putting nails through damaged roofing materials; use deck boards or temporary framing if needed.
- Spread the tarp over the damaged area. Align seams to minimize wind catching and ensure full coverage.
- Secure the tarp at the corners and along the edges, using rope, bungee cords, or ratchet straps. Use multiple tie-downs for wind resistance.
- Weigh down the bottom edge with sandbags, bricks, or lumber. Place boards across the tarp’s length for stability and to distribute weight evenly.
- Check for proper slope and water runoff. Create a slight downward angle to direct water away from walls and gutters.
- Inspect periodically. Re-tarp or adjust ties after heavy rain or strong winds, and replace damaged tarps promptly to maintain protection.
Maintenance And Monitoring After Tarping
After tarping, monitor for leaks and standing water inside the attic or ceiling. Re-tarp promptly if tarps shift, tear, or loosen. Keep gutters clear to prevent water backup near the temporary cover. If the weather improves and a permanent repair date is set, schedule a professional inspection to ensure tarps remain secure during the repair window. Document the tarp installation with photos for insurance or contractor reference, and maintain the temporary cover until permanent repairs are completed.