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RV Winterization Cost Calculator

Estimate costs for protecting your RV during winter storage

Protect Your Investment

Proper winterization prevents costly damage from freezing temperatures. A burst water line or cracked tank can cost $1,000-5,000+ to repair. Compare DIY vs professional options to find the best approach for your situation.

Total Winterization Cost
$145
Monthly Storage
$36
Spring De-Winterization
$30
Cost per Foot
$5

Winterization Method

RV Details

Storage & Climate

months

DIY Supplies

Protection & Maintenance

Cost Breakdown

Winterization
RV Antifreeze (3 gal)
$15
Winterization
Air Compressor Rental
$30
Winterization
Water Pump Converter Kit
$15
Protection
Pest Control Products
$35
Protection
Battery Tender/Maintainer
$50
Total Cost
$145
Spring De-winterization: Add $30 for de-winterization service in spring.

Winterization Checklist

Drain fresh water tank
Drain gray & black tanks
Drain water heater
Blow out water lines with air
Add antifreeze to system
Winterize toilet & drains
Protect exterior seals
Remove batteries or connect tender
Clean and treat roof
Cover vents and openings
Treat tires (covers/blocks)
Interior pest prevention
Climate control (dehumidifier)
Empty & clean refrigerator
Lubricate slideouts

Winterization Tips

🔹 Start Early: Begin winterization before the first hard freeze to prevent damage.
🔹 Check Seals: Inspect and reseal windows, doors, and roof before storage.
🔹 Battery Care: Keep batteries charged or remove and store in a warm location.
🔹 Pest Prevention: Seal all openings and use pest deterrents inside and out.
🔹 Regular Checks: Visit your RV monthly during storage to check for issues.
🔹 Documentation: Keep records of all winterization steps and service dates.

🌤️ Climate-Specific Recommendations

Standard winterization with antifreeze is essential. Ensure all traps and low points are protected.

Important Notes

  • These are estimated costs and may vary by location and service provider
  • Professional winterization typically includes warranty protection
  • DIY winterization requires following manufacturer guidelines carefully
  • Improper winterization can void warranties and cause expensive damage
  • Always use RV-specific antifreeze, never automotive antifreeze
  • Budget extra for unexpected repairs discovered during winterization