Sprinkler System Startup & Winterization
Professional seasonal irrigation services that protect your system investment and ensure optimal performance through our extreme weather conditions.
Protect Your Investment, Optimize Performance
Your irrigation system faces our harshest test twice each year: surviving winter's freeze-thaw cycles and reliably starting after months of dormancy. Proper seasonal service isn't optional, it's essential protection for a system that represents thousands of dollars in landscape infrastructure.
We've performed seasonal irrigation services across the Omaha metro for years, preventing costly freeze damage and ensuring reliable operation when your landscape needs water most.
Professional Startup Services (March - May)
Complete System Activation
Systematic restoration of water pressure with careful monitoring for winter damage. We gradually pressurize each zone while inspecting for leaks, broken components, or shifted sprinkler heads.
Comprehensive Damage Assessment
Thorough inspection of all system components including underground valves, buried pipe connections, and electrical systems that may have suffered freeze damage during winter months.
Controller Programming Restoration
Complete reprogramming with current seasonal requirements, weather sensor integration, and efficiency settings optimized for spring growing conditions and soil moisture levels.
Sprinkler Head Cleaning and Adjustment
Removal of debris, adjustment of spray patterns, and precise positioning to restore uniform coverage after winter settling and frost heave effects.
Leak Detection and Repair
Immediate identification and repair of winter damage using proper materials and techniques that prevent recurring problems at the same locations.
Pressure Testing and Calibration
System pressure verification and adjustment to ensure optimal performance across all zones without damaging plants or wasting water through poor coverage.
Professional Winterization Services (October - November)
Complete System Drain-Down
Compressed air blow-out of all water lines, ensuring complete moisture removal from pipes, valves, and sprinkler heads that could freeze and cause expensive damage.
Controller Shutdown and Protection
Proper controller deactivation with rain sensor disconnection and electrical protection to prevent accidental activation during winter months.
Valve Winterization
Individual zone valve drainage and protection, including removal of standing water from valve boxes that could freeze and damage electrical connections.
Backflow Preventer Service
Specialized drainage of backflow prevention devices using manufacturer-specified procedures that protect these expensive, code-required safety components.
Contact Whelans
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Your Neighbors Trust Whelans
"Wonderful company with great customer service. They are always there when they say they will be, prices are always what they were quoted, and our lawn looks amazing. Do yourself a favor by giving them a shot."
Kirk Rohman
"Whelans has been providing lawn services to us for several years now. We have been so pleased. It has been worth every penny to have a green, well-kept yard without the headache of having to mow in the heat, worry about fertilizers, etc. Highly recommend!"
Kate Rahel
"We have been using Whelans at both our home and commercial business building for years, and they are top notch!"
Craig Kelley