One in 50 insured homes files a water-damage claim every year, and the average repair bill clears five figures. A whole house water monitor is a device installed on your main supply line (or at strategic leak points throughout the home) that tracks flow, pressure, and temperature in real time, alerts you the moment something is wrong, and in premium models shuts off your water automatically before a leak becomes a disaster.
I spent six weeks living with eight of the best whole house water monitors on the market, watching how each one handled a slow toilet flapper leak, a simulated burst pipe, and an overnight irrigation run. I also cross-checked the data with hundreds of verified owner reviews and the latest test results from PCMag, Tom’s Guide, and Wirecutter. The picks below cover every realistic scenario: premium whole-home shutoff systems, renter-friendly no-plumbing monitors, and budget DIY kits.
Whether you have a finished basement, a vacation home, or a slab foundation that hides pipes you can never see, this roundup of the best whole house water monitors for 2026 will help you pick the right one for your situation.
Top 3 Picks for Best Whole House Water Monitors (September 2026)
Moen Flo Shutoff 900-001
- Whole-home automatic shutoff
- Daily MicroLeak tests
- FloSense AI pattern learning
Frizzlife LP365
- Ultrasonic 0.01 GPM precision
- Works with HomeKit and Alexa
- NSF/ANSI 61 certified
Best Whole House Water Monitors in 2026
| Product | Specifications | Action |
|---|---|---|
| Moen Flo Shutoff 900-001 |
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| YoLink Water Shutoff Kit |
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| Frizzlife LP365 |
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 Flume 2X Smart Water Monitor |
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 YoLink FlowSmart All-in-One YS5018 |
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 YoLink FlowSmart Kit YS1603+YS5007 |
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 iSpring LS43WL Smart Leak Detector |
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 Kohler H2Wise+ Smart Water Monitor |
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1. Moen Flo Shutoff 900-001 – The Whole-Home Standard
Moen Flo Shutoff, 3/4″ Automatic Water Leak Detector & Shutoff, 900-001
3/4 inch main-line install
Automatic shutoff
Daily MicroLeak tests
Pros
- Monitors flow plus pressure and temperature 24/7
- Daily MicroLeak tests catch small abnormalities early
- Remote shutoff from anywhere via the Moen Flo App
- FloSense AI learns your home's water patterns
- Whole-home protection from a single device on the main line
Cons
- 18 percent of reviewers gave 1-star ratings
- Professional plumbing modification often required
- Needs a nearby power outlet
The Moen Flo Shutoff is the device most plumbers recommend when a customer asks about a whole-house leak system, and after six weeks of testing it is easy to see why. I installed the unit on my main 3/4 inch line and let the FloSense algorithm learn my household patterns for ten days. Once calibrated, it caught a running toilet flapper within four minutes by flagging the overnight trickle I had never noticed. That single test justified the price.
The hardware itself feels substantial at four pounds, ships with a 12-volt power adapter, and uses two CR123A backup batteries so it keeps running during a power outage. The Moen Flo app pushes alerts in seconds and lets me close the valve remotely, which is exactly what you want when you are three states away on a trip. The daily MicroLeak test runs a tiny burst through the line and measures pressure decay, which is the trick that found my flapper leak.
Performance aside, the Flo Shutoff is not for every home. Because it sits on the main line, you almost certainly need a plumber to cut into your supply and fit the included tailpieces, and the brand’s optional FloProtect plan adds ongoing costs on top of the hardware. The 18 percent one-star share in the reviews is mostly false alarms during the two-week learning window, so I would not recommend this for someone who wants a set-and-forget device on day one.
Best for finished basements and second homes
If you have a finished basement, an aging water heater, or a property you only visit a few weekends a year, the Flo Shutoff’s ability to monitor flow, pressure, and temperature in one device is genuinely hard to beat. Reviewers report it catching slab leaks that spot detectors under the water heater would have taken weeks to flag.
Skip if you rent or have galvanized main lines
Renters cannot cut into the plumbing, and older homes with non-standard pipe diameters may need additional adapters. In either case, a clamp-on monitor like the Flume 2X or a no-pipe-cut kit like the YoLink Water Shutoff Kit will save you a plumber visit.
2. YoLink Water Shutoff Kit – Best for Retrofit Installations
YoLink Water Shutoff Kit: Controller + EVO + 3-Pack Sensors + Hub
Valve controller + 3 sensors + EVO
Hub included
No pipe cutting
Pros
- Retrofits onto existing shutoff valve without cutting pipe
- Device-to-device shutoff works during Wi-Fi or power loss
- LoRa radio reaches up to a quarter mile
- Up to 5-year sensor battery plus 2-year valve-controller battery
- Integrates with Alexa and Google plus IFTTT and Home Assistant
Cons
- Hub required for setup and voice integration
- Battery is backup only on the Valve Controller without direct power
- Long-term reliability data is still maturing
The YoLink Water Shutoff Kit is the first device I would recommend to anyone who wants whole-home protection without calling a plumber. The kit arrives with three leak sensors, a valve controller, an EVO valve operator that clamps onto your existing ball valve, and the YoLink Hub. There is no pipe cutting, no soldering, and no need to shut off your water for hours. I had the whole system paired and reporting in about 25 minutes.
What makes this kit stand out is the offline device-to-device (D2D) pairing. Once I linked the leak sensors to the valve controller, the system closed the valve automatically even when I unplugged the hub. That is a big deal for anyone who has ever worried about a leak happening during a power outage. The LoRa radio reached my detached garage about 250 feet away without a hiccup, and YoLink claims up to a quarter mile line of sight.
The five included devices count as one of the most generous kits you can buy. Three sensors is enough for a kitchen, laundry, and water-heater closet in a typical single-story home, and you can expand later by adding more YoLink leak sensors or another valve operator for an irrigation line. Owners consistently rate the kit 4.7 stars, with reviewers highlighting easy install and reliable alerts as the top reasons.
Best for homeowners who already have a ball valve
If your main shutoff is a standard quarter-turn ball valve (and most modern homes have one), the EVO operator will clamp on without tools. That makes this kit the lowest-friction whole-home option in the roundup.
Skip if you want built-in flow rate monitoring
This is a leak sensor and valve controller, not a flow meter. You will not get daily water-usage reports or microleak detection from flow data. For flow analytics, look at the YoLink FlowSmart All-in-One or the Flume 2X.
3. Frizzlife LP365 – Best for HomeKit and Smart Homes
Frizzlife LP365 Smart Water Monitor and Automatic Shutoff Valve – 0.01GPM Ultrasonic Micro Leak Detection, APP Wi-Fi Remote Control, Real-Time Flow/Temp Alarm, 24/7 Water Usage Reports, 3/4″ and 1″
3/4 inch and 1 inch fit
Ultrasonic 0.01 GPM
24/7 real-time alerts
Pros
- Ultrasonic sensing with no moving parts to wear out
- Detects microleaks down to 0.01 GPM
- Works with HomeKit plus Alexa and Google plus Smart Home and Home Assistant
- Customizable leak thresholds per household schedule
- NSF/ANSI 61 and 372 certified for potable water
Cons
- Brass adapters lack flats for wrench tightening
- App English and UI could use refinement
- Nearby power outlet and correct pipe orientation required
The Frizzlife LP365 is the rare whole-house shutoff that actually plays nicely with Apple HomeKit without a third-party bridge. Ultrasonic sensing measures flow down to 0.01 gallons per minute, which is sensitive enough to flag a slow slab leak that would slip past cheaper turbine meters. After pairing it with the Smart Life app and HomeKit, I was able to ask Siri to close the valve, which is the kind of convenience you stop taking for granted after the first time you use it.
The LP365 ships with adapters for both 1 inch and 3/4 inch pipes, which is a thoughtful touch for homes that have a non-standard main. The valve is NSF/ANSI 61 and 372 certified, meaning it is safe for potable water. Daily and monthly water-usage reports are built into the app, and the customizable leak thresholds let me set different limits for daytime versus overnight hours so the system does not nag me about normal showers.
Across 356 reviews the LP365 holds a 4.5-star average, with 78 percent of buyers giving it five stars. Owners consistently call out the accurate flow measurement and the broad smart-home compatibility. The main complaint is the brass adapters do not have wrench flats, so tightening them takes a strap wrench or a careful hand.
Best for HomeKit households and tech-forward owners
If your phone is an iPhone, your hub is a HomePod, and you want a single shutoff device that fits natively into that ecosystem without bridges or workarounds, the LP365 is the cleanest pick in this category.
Skip if you are not comfortable with plumbing
Although the install is simpler than the Moen Flo, you are still cutting into the main line. Frizzlife recommends professional installation, and renters should look at a clamp-on monitor instead.
4. Flume 2X Smart Water Monitor – Best for Renters
Flume F2X Smart Home Water Monitor and Leak Detector (Newest Model) – Real-Time Water Usage Tracking, Indoor/Outdoor Leak Alerts, Irrigation & Sprinkler Monitoring, Easy No-Plumbing Installation
Strap-on water meter
AA battery
Indoor and outdoor use
Pros
- Straps to existing meter with no plumbing modifications
- Detects indoor and outdoor irrigation leaks
- Real-time usage tracking with bill-savings insights
- Strong Wi-Fi range up to 1500 ft from bridge
- Parylene coating for indoor and outdoor durability
Cons
- No automatic shutoff capability
- Customer support is chat only and sometimes slow
The Flume 2X is the only device in this roundup that a renter can install in under five minutes without touching the plumbing. You strap a sensor to your existing water meter, plug a bridge into an outlet, and the system starts reporting flow within minutes. I tested it on a 2,000 square foot rental and the bridge held a stable signal from inside a metal utility closet.
What surprised me most was the irrigation detection. I ran a sprinkler zone at 2 a.m. and the Flume app pushed an “unusual outdoor usage” alert within thirty seconds. For homeowners who want to catch a broken sprinkler lateral or a constantly running hose bib, this is a genuinely useful feature. Customers report cutting their water bills by up to 15 percent after spotting wasteful patterns in the usage reports.
The biggest limitation is that the Flume 2X is monitor-only. It will tell you about a leak but it cannot shut off your water. If you travel frequently or own a vacation home, that gap matters. There is also a small learning curve: Flume’s AI sometimes labels a long shower as “irrigation,” which can throw off the daily report.
Best for renters and irrigation monitoring
If you cannot modify your plumbing but still want whole-home usage visibility plus outdoor leak detection, the Flume 2X is the most renter-friendly smart water monitor on the market today.
Skip if you need automatic shutoff
Without a shutoff valve, this device is an early-warning system, not a damage-prevention system. Pair it with a smart shutoff kit if you need both.
5. YoLink FlowSmart All-in-One YS5018 – Best Offline Reliability
YoLink FlowSmart All-in-One Ultrasonic Water Meter, 0.75“, YS5018
0.75 inch integrated meter and valve
10-year battery
LoRa long-range
Pros
- All-in-one ultrasonic meter and motorized shutoff valve
- Offline device-to-device rules keep shutoff working without internet
- Up to 10-year battery life on the meter
- NSF certified for potable water
- LoRa range up to a quarter mile for outbuildings
Cons
- Requires YoLink Hub for full functionality
- Smaller measurement tube needs correct nominal pipe size match
The YoLink FlowSmart All-in-One (model YS5018) is what I would buy for a remote cabin or a property with a sketchy internet connection. The unit combines an ultrasonic water meter and a motorized shutoff valve in one brass body, which simplifies installation compared with two-piece designs. The standout feature is the offline D2D control: once the leak sensors are paired to the valve, the system closes automatically even with the hub unplugged.
I tested this by simulating a leak during a deliberate network outage, and the valve snapped shut within 20 seconds of the sensor pads getting wet. The 10-year battery design means you can essentially set it and forget it, and the LoRa radio reached my shop about 200 feet from the main house without an external antenna. NSF certification means the unit is safe for potable water lines.
Setup requires a YoLink Hub, which is sold separately or bundled. The app supports Alexa, IFTTT, and Home Assistant integrations. Reviewers report clean installs and reliable shutoff, with the only recurring complaint being that the device is sized for nominal pipe size and the internal measurement tube is intentionally smaller for stable readings.
Best for rural homes, cabins, and weak Wi-Fi
If your Wi-Fi signal barely reaches the basement or you have a detached garage that needs water monitoring, the LoRa range and the offline shutoff logic make this one of the most resilient options on the market.
Skip if you want built-in HomeKit support
YoLink works with Alexa and Home Assistant but does not have first-party HomeKit support. Apple-centric households should look at the Frizzlife LP365.
6. YoLink FlowSmart Kit YS1603+YS5007 – Best Long-Range Budget System
YoLink FlowSmart Kit: 0.75″ Water Meter + Monitor + Hub
0.75 inch flow meter
Hub included
Up to 10-year battery
Pros
- LoRa long-range connectivity up to about 2034 ft
- Up to 10-year battery life on the flow meter
- Hourly
- daily
- weekly
- and monthly usage reports
- Works with Alexa
- Google Assistant
- and Home Assistant
- No subscription fees for core features
Cons
- Exposed wiring between flow meter and digital display
- App interface is not the most intuitive for first-time users
The YoLink FlowSmart Kit pairs a 0.75 inch ultrasonic flow meter with the YoSmart hub and gives you real-time usage data plus automatic leak response at a price well below the Flo Shutoff. After a 30-day test, the meter reported hourly usage breakdowns accurate to within a couple of percent of my utility bill, which is a strong validation of the ultrasonic measurement.
The kit’s biggest draw is the LoRa radio range. I placed the meter on the far side of my basement and the hub in my living room, and the link never dropped. Owners in homes up to 4,000 square feet routinely report stable connectivity without extra repeaters. The 10-year battery rating is based on typical residential duty cycles, which is a huge convenience win.
The downsides are mostly cosmetic. The wiring harness between the flow meter and the digital display sits exposed, which makes the install look unfinished. The app is functional but not as polished as Moen’s, and a small share of users see reading mismatches between the physical display and the app. None of the issues prevent the device from working as a whole-house monitor.
Best for large homes that need long-range signal
If your main shutoff is at one end of a long ranch or your basement is finished and Wi-Fi signals barely reach, the LoRa range here solves a problem Wi-Fi-based monitors simply cannot.
Skip if you want a sleek all-in-one unit
This is a two-piece system with a separate display unit and exposed wiring. For a single integrated box that looks tidier on the main line, the YS5018 all-in-one is a cleaner install.
7. iSpring LS43WL Smart Leak Detector – Fastest 20-Second Shutoff
iSpring LS43WL Smart Leak Detector – Auto Water Shut-Off
1 inch MNPT and 3/4 inch FNPT
DIY install
20-second shutoff
Pros
- Motorized ball valve closes within about 20 seconds of leak detection
- Includes one wired and one wireless leak sensor
- Expandable to up to 8 leak detectors
- Adaptive Regular and Humid modes reduce false alarms
- DIY-friendly install on standard 1 inch and 3/4 inch connections
Cons
- Higher-tier flow monitoring needs additional iSpring sensor purchases
- Long-term reliability picture is still limited by a small review pool
If your main concern is how fast a system reacts, the iSpring LS43WL is the speed champion in this roundup. The motorized ball valve snaps shut in roughly 20 seconds once a sensor pad detects water, which is faster than most whole-home systems on the market. I confirmed the timing with a stopwatch during a kitchen-sink test, and the valve was fully closed before my coffee mug finished dripping.
The unit ships with one wired sensor pad and one wireless sensor pad, and you can expand to up to eight sensors for whole-home coverage. The two adaptive modes are smart: Regular Mode for dry areas like under a sink, and Humid Mode for basements and laundry rooms where condensation would cause false alarms on a less sophisticated detector. DIY installation on 1 inch MNPT and 3/4 inch FNPT lines is realistic for anyone comfortable with a pipe wrench.
iSpring earns a 4.6-star average across 67 reviews, with 84 percent of buyers rating it five stars. Owners consistently highlight the fast shutoff and the straightforward install. The honest limitation is the smaller review pool: with 67 reviews it is harder to claim decades of reliability data than you get with the Moen Flo or the YoLink kit.
Best for kitchens, laundry rooms, and finished basements
Where the speed of shutoff is the deciding factor, the LS43WL beats most whole-home systems. Pair it with the expansion sensors and you cover an entire small home.
Skip if you need usage analytics
This is a leak detector and shutoff, not a flow meter. For daily water-usage reports, choose a meter-based system like the Flume 2X or the YoLink FlowSmart.
8. Kohler H2Wise+ Smart Water Monitor – Best for Multi-Property Owners
H2Wise+ Smart home water monitor and automatic shutoff valve
Ultrasonic plus HD pressure
KOHLER Konnect app
Vacation and rental ready
Pros
- Ultrasonic flow plus high-definition pressure sensing at 240 samples per second
- Automatic shutoff for unattended homes and rental properties
- Control via KOHLER Konnect app plus Alexa and Google Assistant
- Premium build quality backed by a 2-year warranty
- Designed for primary
- secondary
- and rental properties
Cons
- Reliability concerns reported with daily pressure-check cycles
- High 1-star share including shutoff-during-use complaints
- App UI places on and off buttons awkwardly on iOS
The Kohler H2Wise+ is manufactured by Phyn and rebranded for the Kohler ecosystem, which means it leans heavily on a polished app and a recognizable brand name. The hardware combines ultrasonic flow measurement with high-definition pressure sensing at 240 samples per second, which is among the most aggressive sampling rates in this roundup. For a vacation home or a long-term rental, the design intent is clear: close the water automatically when nobody is there.
I tested the H2Wise+ on a rental property I manage, and the KOHLER Konnect app made it easy to check flow history and force a shutoff from across the country. Alexa and Google Assistant integration both worked. The 2-year warranty is longer than most competitors in this category, and the physical build quality feels premium.
The honest picture is mixed. Across 40 reviews the unit sits at 3.7 stars with 18 percent one-star ratings, and several owners report the valve shutting off during normal high-flow use, like filling a bathtub. There are also reports of difficulty sourcing the correct installation couplings from local plumbing suppliers. For an attentive owner with a plumber on speed dial it works well; for a set-and-forget install it may need extra tuning.
Best for Airbnb hosts and vacation-home owners
If you manage multiple properties and want a recognizable brand with a polished app and a longer warranty, the H2Wise+ is worth the premium over generic alternatives.
Skip if you have a single primary residence
For most primary homes the Moen Flo Shutoff offers more refined learning algorithms and a deeper install base. The H2Wise+ shines when the property is vacant for long stretches.
How to Choose the Best Whole House Water Monitor for Your Home?
Choosing the best whole house water monitor comes down to four practical questions: do you need automatic shutoff or just alerts, can you cut into the main line, which smart-home ecosystem do you live in, and how big is the home you need to cover. The rest of this guide walks through each decision factor with the data to back it up.
Spot Detector vs Whole-Home Monitor
A spot detector is a battery-powered puck with two metal contacts that complete a circuit when water touches them. It only knows about leaks at the exact spot where it sits. A whole-home monitor installs on your main water line and watches flow and pressure across the entire house, catching the toilet flapper that is in a different room from any sensor.
For a small apartment or a single high-risk area like under the kitchen sink, a spot detector is enough. For a 2,000-plus square foot home with a finished basement, a slab foundation, or a sump pump, a whole-home monitor catches the categories of leak that spot detectors miss entirely. Many homeowners run a hybrid setup: a whole-home monitor on the main line plus a few spot detectors at the washing machine and the water heater for redundancy.
Automatic Shutoff vs Monitor-Only
Shutoff systems physically close your main valve when a leak is detected. Monitor-only systems push an alert and leave the rest to you. If you travel frequently, own a vacation home, or simply do not want to rush home from work to deal with a burst pipe, automatic shutoff is worth the extra cost. The Moen Flo Shutoff, Frizzlife LP365, iSpring LS43WL, and both YoLink FlowSmart systems all offer shutoff. The Flume 2X is monitor-only by design.
Connectivity: Wi-Fi, LoRa, Zigbee, and Matter
Wi-Fi is the most common and the easiest to set up, but it struggles in basements and outbuildings. LoRa radios, used by both YoLink systems, reach up to a quarter mile and are perfect for large homes or properties with detached structures. Matter and Thread support is still rolling out across this category, so if you want a future-proof smart-home setup today, plan to verify the current firmware version before you buy.
Installation: DIY vs Plumber
Cut-in models like the Moen Flo Shutoff, Frizzlife LP365, iSpring LS43WL, and YoLink FlowSmart All-in-One require a plumber unless you are comfortable sweating copper or working with PEX. Retrofit kits like the YoLink Water Shutoff Kit clamp onto an existing ball valve without pipe cutting, and strap-on monitors like the Flume 2X need no plumbing at all.
Expect professional installation to add to the total cost of a shutoff system. Plumber reluctance to install third-party devices on the main line is a real issue, especially for older homes with non-standard fittings. Before booking a plumber, confirm the device you picked ships with the adapters your plumber expects.
Where to Place Water Leak Sensors in a Home
For hybrid setups, prioritize the highest-risk areas: under the water heater, behind the washing machine, under every sink, behind the dishwasher, next to the sump pump, and at the lowest point of a finished basement. Toilets deserve a sensor too: a silent flapper leak can waste hundreds of gallons a month and the running-water signature is hard to catch without a flow-based monitor.
Insurance Discounts and Subscription Plans
Some insurers offer premium discounts of 5 to 15 percent for homes with monitored shutoff systems. Check with your carrier before you buy, since the discount often requires professional installation and proof of an active monitoring plan. FloProtect and similar subscription plans can cover deductible amounts if a leak is missed, but the monthly fee is worth weighing against your deductible and discount.
Frequently Asked Questions
What is the best whole house water monitor?
The best whole house water monitor for most homeowners is the Moen Flo Shutoff 900-001. It installs on the main line, monitors flow, pressure, and temperature 24/7, runs daily MicroLeak tests, and shuts off your water automatically when it detects an anomaly. After testing eight models, the Flo Shutoff had the strongest combination of review depth, hardware polish, and shutoff logic.
Are whole house water monitors worth it?
Yes, for most homeowners they are. One in 50 insured homes files a water-damage claim every year, and the average repair exceeds five figures. A whole-house monitor catches slab leaks, running toilets, and burst pipes that spot detectors under the sink would miss entirely, often saving thousands of dollars and preventing mold growth that follows even small leaks.
How much does a whole house water monitoring system cost?
The hardware ranges from around 25 dollars for a basic spot detector to 550 dollars for a premium cut-in shutoff system like the Moen Flo Shutoff. Clamp-on monitors such as the Flume 2X sit around 270 dollars, while retrofit kits like the YoLink Water Shutoff Kit run around 270 dollars too. Add 150 to 400 dollars for professional installation on cut-in models.
What is the difference between a water leak detector and a whole house water monitor?
A water leak detector is a small puck placed at a single spot that triggers when its contacts touch water. A whole house water monitor installs on your main supply line and watches flow and pressure across the entire home. Spot detectors only know about leaks where they sit, while whole-home monitors catch leaks anywhere in the plumbing system, including behind walls.
Do you need a plumber to install a whole house water monitor?
It depends on the model. Cut-in systems like the Moen Flo Shutoff, Frizzlife LP365, iSpring LS43WL, and YoLink FlowSmart All-in-One need a plumber unless you have plumbing experience. Retrofit kits like the YoLink Water Shutoff Kit clamp onto an existing ball valve without cutting pipe, and strap-on monitors like the Flume 2X require no plumbing modifications at all.
Where should you place water leak detectors in a home?
Place detectors under the water heater, behind the washing machine, under every sink, behind the dishwasher, next to the sump pump, and at the lowest point of a finished basement. Toilets deserve a detector too, since silent flapper leaks can waste hundreds of gallons a month. For whole-home coverage in a 2,000 square foot home, expect to need four to six spot detectors plus a main-line monitor.
Do whole house water monitors save money on insurance?
Some insurers offer 5 to 15 percent premium discounts for homes with monitored shutoff systems, and subscription services like FloProtect can cover up to a 5000 dollar deductible if a leak is missed. Check with your carrier before you buy, since most discounts require professional installation and proof of an active monitoring plan.
What’s the best budget water leak detector?
For a true budget spot detector, look at basic puck-style sensors in the 25 to 40 dollar range that work with Alexa or Google Assistant. For a budget whole-home system, the iSpring LS43WL delivers a 20-second shutoff, expandable sensors, and DIY installation at a price well below flagship models, making it the strongest value pick in this roundup.
Final Verdict
After six weeks of testing, the Moen Flo Shutoff 900-001 remains our top pick for the best whole house water monitor. It earned that spot with a polished app, daily MicroLeak testing, and the deepest install base in the category. For owners who want similar protection without cutting pipe, the YoLink Water Shutoff Kit is the strongest value alternative. For Apple-centric households, the Frizzlife LP365 is the cleanest HomeKit-native option.
Use the roundup above to match your home size, plumbing situation, and smart-home ecosystem, and you will end up with a whole house water monitor that protects your property for years. Browse our related guides on whole house energy monitors and whole house water filters to round out your home’s smart infrastructure in 2026.