Professional winterization, spring start-up, and summer tune-up services to keep your system running perfectly through every Minnesota season.
Skipping Seasonal Services Costs More Than You Think
Freeze Damage
Skipping winterization can crack PVC pipes ($200–$500), split valves ($150–$350), and damage backflow preventers ($300–$800).
Wasted Water
Without a spring tune-up, misaligned heads and stuck valves waste water all season without you knowing.
Expensive Repairs
Small issues caught during seasonal services cost a fraction of emergency repairs discovered mid-season.
Year-Round Protection for Your System
Winterization (October–November)
Complete blow-out with industrial compressor, backflow preventer drain, controller shutdown, and valve verification.
Spring Start-Up (March–April)
System activation, head-by-head inspection, controller reprogramming, rain sensor testing, and leak check.
Summer Tune-Up (June–July)
Coverage efficiency test, water pressure optimization, head alignment, nozzle cleaning, and health report.
Service Pricing
Winterization
Starting at $85
- Zone by Zone Winterization
- Backflow Winterization and Drain
- Controller Seasonal Shutdown
- Priority Scheduling
Spring Start-Up
Starting at $100
- System activation and re-pressurization
- Head-by-head inspection
- Controller reprogramming
- Rain sensor testing
- Leak check
Summer Tune-Up
Starting at $90
- Coverage efficiency test
- Water pressure optimization
- Head alignment and nozzle cleaning
- Controller adjustment
- System health report
Prices are dependent on system and property type and may vary, please call for accurate pricing.
Seasonal Services FAQs
System activation, gradual re-pressurization, head-by-head inspection, controller reprogramming, rain sensor testing, and a leak check on all zones.
Complete system blow-out with industrial air compressor, backflow preventer drain and protection, controller shutdown, valve drain verification, and spring priority scheduling lock-in.
We begin booking in September for October–November service. The ideal window is mid-October through early November. Book early for priority scheduling.
Essential (spring + winter): starting at $250/year. Complete (adds mid-season audit): starting at $400/year. Premium (adds priority repairs + consultation): starting at $600/year.
Yes. All plan members receive priority scheduling year-round and discount from picking these services individually. In addition, complete package members & up receive an additional 10% off any repair services and more.
Yes. Standalone winterization starts at $85 for standard residential systems. Maintenance plan members are scheduled first.
Seasonal Services Across the Twin Cities
Don't see your city? Call us — we probably serve your area.
Don't Wait Until Something Breaks
Protect your irrigation investment with professional seasonal services. Call today to schedule.
What Our Customers Say
"Grin's Irrigation has been our go-to company for our fall blow-out and spring irrigation services. For many years they have serviced our homes. They are professional, dependable, reliable and friendly. Our family's experience with them has always been positive."
"We've used Grin's Irrigation for years. They provide friendly and reliable service. Any problems with heads, flow, cut lines addressed within 1 or 2 days. I'd recommend them to anyone."
"I have been using Grin's Irrigation for over 10 years and the service is always great and I would recommend them."