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From what you shared, it looks like you manage a duplex, triplex, or fourplex.

We’re excited to help you choose the right water submetering setup. Below is the info we’ve found most helpful for 1–4 unit owners.

If you still have questions after reading, please book a quick call at the bottom of this page.

Pricing & How to Buy

SimpleSUB Water Submeters start at $349 + $6 / mo.

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What's included with each SimpleSUB Water Submeter:

  • SimpleSUB meter:
    • Installs in 5 minutes, without cutting pipe
    • Cellular connectivity (no Wi-Fi needed)
    • Battery powered
    • Industry leading accuracy
    • 5-year warranty
  • Leak detection, billing software, and cellular connection:
    • Ongoing cellular fees
    • Long-term data retention
    • Access to the web dashboard (with unit level usage tracking & billing features)
    • Leak detection alerts

FAQs


How much does it cost?

SimpleSUB starts at $349 per unit.

For full pricing and options, visit:
https://www.simplesubwater.com/pricing

Is my property eligible?

Most likely, yes!

As long as you have a dedicated water line / water shutoff for each unit you want to measure, SimpleSUB is a great fit.

Not sure about your plumbing setup? You can still test out SimpleSUB. We offer a full 60-day, no-questions-asked money-back guarantee if it doesn’t work for you.

How hard is it to install?

It's incredibly easy to install. Most installs take ~5 minutes per unit.

SimpleSUB installs over the pipe for each unit. The biggest requirement is having an accessible section of pipe (usually in a utility room, basement, crawlspace, or a shared mechanical area).

Most 1–4 unit owners can DIY install, but a plumber can help if access is tight or the layout is unclear.

Here's exactly what installation looks like:

How do I bill tenants?

If each unit has its own dedicated water line, you can bill tenants based on their actual unit usage. If water is shared across units (or there’s a shared branch feeding multiple units), you may need a different approach (like ratio utility billing) or a plumbing change to get true unit-level measurement.

Here's what it looks like when you send a bill:

What does the software look like?

In your SimpleSUB dashboard, you’ll see unit-level water usage in your dashboard (daily totals and trends), which makes it easy to spot spikes, identify unusual patterns, and pull reports when you need documentation for billing conversations or tenant questions.

Here's a more detailed overview of the SimpleSUB dashboard:

Will this work on in my building?

The simple plumbing test is: does each unit have its own water line that you can access? If yes, you’re usually in good shape. If you’re unsure, the fastest next step is to follow the eligibility guide and send photos of your plumbing area so we can confirm fit.


How reliable is the system?

Very! SimpleSUB connects via cellular (no Wi-Fi required). If a device ever goes offline, it will attempt to reconnect automatically and the dashboard will show its status.

Upkeep is minimal, and every unit includes a 5-year warranty.

Will it work on the pipes I have?

Most likely: yes!

SimpleSUB works with many common pipe materials, including PVC, CPVC, Copper, and PEX (plus many more).


Will it detect leaks? How does leak detection work?

Leak alerts are designed to catch abnormal, continuous-flow patterns that often indicate things like a running toilet, stuck valve, or other hidden water waste. Alerts fit into day-to-day operations by helping you investigate early and avoid prolonged waste.


Here's exactly how leak alerts work.

Is this legal?

Rules vary by city and state. Check your local laws and lease requirements before billing tenants for water.

In practice, compliance usually means using an allowed billing method, providing clear disclosure, and following any notice or calculation rules that apply in your area.

Still have questions?

Use the scheduler above to book a quick call with our team. We’ll walk you through how SimpleSUB works, what installation looks like, and how we help properties like yours save money and stop water waste.