An irrigation upgrade improves a sprinkler system you already own instead of replacing it: a Wi-Fi, weather-based controller, pressure-regulated heads, efficient nozzles, drip lines in planting beds and repairs to weak zones. It fits Northern Virginia homeowners whose systems run in the rain, mist, flood the sidewalk or leave dry patches on clay soil.
Usually yes, as long as the buried pipe and valves are sound, because most wasted water comes from the parts that are easiest to change: the controller, the pressure and the nozzles. A basic timer waters on Tuesday whether or not it rained on Monday. Unregulated pressure turns spray into fog that drifts onto the street. Old fixed sprays apply water faster than clay can take it, so it sheets across the sidewalk.
Yards change as well. Shrubs grow in front of heads, a bed replaces turf, heads sink or tilt. An upgrade corrects those mismatches one zone at a time.
We will also tell you when a retrofit is the wrong spend. Brittle, leaking pipe throughout points to a new sprinkler system installation, and a lawn that stays wet with the system off needs drainage work, not a better schedule.
These five retrofits cover most problems on existing systems.
A weather-based controller shortens or skips cycles using local weather data and lets you run any zone from your phone. A rain and freeze sensor adds a physical shutoff.
Spray heads work best near 30 psi, and many homes supply far more. Pressure-regulating heads or a regulator at the valve turn drifting mist into droplets that land where aimed.
We raise sunken heads, straighten tilted ones and swap fixed sprays for rotary nozzles that apply water more slowly. Arcs are reset so water stops hitting pavement, fences and siding.
Spray zones in shrub and flower beds are converted to drip tubing with a filter and pressure regulator. Water reaches roots under the mulch and foliage stays dry.
Failed valves, cut wires and broken laterals are repaired. Where one valve feeds both sunny lawn and shaded bed, we regroup heads so each area gets its own schedule.
We audit before we recommend, so every change solves a problem we can show you.
We run every zone and record pressure at the head, coverage gaps, overspray, leaks, sunken or blocked heads, valve response and the current program, flagging each problem in the lawn.
You get a written list sorted by impact, with a price for each item. Leak repairs come first, then water-saving changes, then convenience features, so you can set a budget.
The new controller is mounted, existing zone wires are labeled and connected, and sensors are tested. We confirm the Wi-Fi signal reaches the mounting spot before choosing a model.
Field work follows: pressure regulation, nozzle swaps, head adjustments, valve and pipe repairs, and drip conversions. Each zone is run again afterward to verify coverage.
We enter soil type, slope, sun exposure and plant type for each zone so the controller can calculate run times. Then we show you the app and the manual controls.
A short clip of low-rate rotary sprinkler streams rotating slowly over a fescue lawn beside a dry sidewalk, showing how retrofitted nozzles keep water on the grass.
A weather-based controller does automatically what a standard timer needs you to remember.
| Standard timer | Timer with rain sensor | Wi-Fi weather-based controller | |
|---|---|---|---|
| Skips watering after rain | No | Yes, once rain has fallen | Yes, and can act on the forecast |
| Adjusts to heat and season | By hand | By hand | Automatic, from weather data |
| Remote control and alerts | No | No | Phone app; alerts on many models |
| Who it suits | Owners who adjust it monthly | Basic systems on a budget | Most homes, frequent travelers |
Features vary by brand and model.
As of 2026, typical Northern Virginia market ranges for common irrigation retrofits sit far below the cost of a new system, and the work can be staged. These are planning figures, not our prices:
What moves the number: zone count, the condition of existing valves and wiring, whether heads need digging out and raising, bed size for drip, and controller features such as flow monitoring.
Request an on-site estimate or call (571) 200-9600.
Before you decide: Maintenance & Care Guides · All cost and pricing guides · How we price a project · How our estimates work
Any one of these means water is going somewhere other than the roots.
Tell us what you are seeing. We will look at the site, explain the options in plain terms and give you a written estimate.
Upgrades pay off here because of how the region gets its rain and what it falls on. Much of Northern Virginia's summer rain arrives in sudden thunderstorms, so a system that cannot skip a cycle wastes water again and again. The clay underneath takes water slowly, which is why low-rate nozzles and split cycles matter here.
Retrofits rarely involve permits, but your backflow preventer still matters. Local water utilities commonly require periodic testing, and if the audit finds a missing or damaged device we will tell you, since replacing one typically does involve your county.
The patterns repeat across the area: older systems in Reston, Burke and Vienna with worn heads and mechanical timers, and builder-grade systems in Ashburn, South Riding and Haymarket never zoned for the finished landscape. If new beds, a walkway or a patio changed your yard, the irrigation should change with it.
They can, mainly by skipping cycles the lawn does not need. A weather-based controller cuts run times in cool or wet weeks and raises them in heat, which a fixed timer never does. Actual savings depend on how wasteful the old schedule was.
In most cases, yes. Residential valves almost always run on 24-volt signals, and a new controller connects to the wires the old timer used. Confirm enough stations for your zone count, and a usable Wi-Fi signal where it will be mounted, often the garage.
Misting means pressure at the head is too high. Water is forced through the nozzle so fast that it breaks into fog, which evaporates or blows away before reaching the grass. Pressure-regulating spray bodies, or a regulator on the zone, restore proper droplets.
For most shrub and perennial beds, yes. Drip tubing delivers water slowly under the mulch, so little is lost to wind or evaporation and leaves stay dry, which helps limit fungal problems in humid summers. Drip needs its own zone, a filter and a pressure regulator.
Often. A new zone needs spare capacity in three places: a free station on the controller, a wire path to the new valve, and enough flow to run the added heads. When the supply is already fully used, re-zoning existing heads may be the better answer.
Once a year at minimum, ideally at spring start-up, with a quick look in midsummer. Mowers knock heads, nozzles clog and plants grow into spray paths. Watching each zone run for a few minutes catches most problems before they show up as brown patches.
Long-form guides on irrigation upgrades & smart controllers from the crew that does the work, with Northern Virginia costs, timing and permit detail.
Summer water bills climb in Fairfax and Loudoun because of tiered and peak-use pricing. A weather-based controller, cycle-and-soak programming and pressure-regulated heads attack the gallons that never reach the roots.
Hard freezes end at different dates from Arlington to Purcellville. Use this checklist to refill the system safely, inspect every zone, reset the controller for a wet spring and handle the backflow test most local utilities require.
Standing water beside a foundation in November becomes ice in January. Walk the house stop by stop, from gutters to low spots, with the measurements that matter and the fixes that can still be built this winter.
All guides in this category · Planning guides · Glossary · FAQ
Sprinkler system installation is the design and burial of pipes, valves, heads and a controller that water a lawn and planting beds automatically.
Yard drainage solutions collect and redirect surface water with grading, swales, catch basins, channel drains and dry wells so rain leaves the lawn and moves away from the house.
A walkway is a paved or stone route between the places people walk every day: driveway to front door, gate to patio, door to garden.
Aeration and overseeding is a seasonal lawn project: a machine pulls plugs of soil to relieve compaction, then new turf-type tall fescue seed is spread so it settles into the holes and thickens the lawn.
Tell us about your property and what you want to fix or build. We will visit, measure and send a clear written estimate. We serve Fairfax, Loudoun, Prince William and Arlington counties.
Serving Fairfax, Loudoun, Prince William and Arlington counties and the cities inside them. Check your address. Military, veterans, first responders, healthcare workers and teachers: ask about the Heroes Discount.
