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One hard freeze can damage your pool. Pool Guardian stops it.

Tile and coping repairs from a single freeze typically cost thousands to repair. Pool Guardian's dual-sensor system automatically keeps your water level safely below the tile line. Keeping your pool safe from freeze damage all winter long. 

Shop Pool Guardian — $299.99 See how it works
15 minto install
100%works offline
24/7automation
How it works

Pool Guardian protects your pool automatically.

Our dual-sensor system gets installed when your pool is closed for the winter. These sensors monitor water levels in your pool and communicates to a smart-controller to activate a sump pump - keeping water levels safely below the tile line to prevent damage when water freezes. 

 When water levels rise after rain or snowmelt, the high sensor trips the pump and lowers until it reaches the low sensor level. This all happens automatically, all winter long with no manual checking and no internet required. 

01 / INSTALL

Position sensors during winterization

Set the high sensor below your tile line, and the low sensor a few inches lower. The device sits on the pool coping below the cover — no tools required.

02 / MONITOR

Sensors watch 24/7

The controller monitors the sensors around the clock even without internet. Connectivity can be utilized for remote monitoring and alerts so you are always aware of your pool's protection.

03 / PROTECT

Automated pump activation

High water levels tell the controller to activate your pump. Once safely below the Low sensor it turns off. Keeping your pool tile safe all winter, automatically.

Takes about 15 minutes to install — no special tools, no electrician required.

Why we built it

We were tired of winter causing damage to our pools.

One winter a hard freeze cracked the tile line in my pool and left me with a costly repair bill. We set out to built Pool Guardian so no one else has to endure harsh winters damaging pool and spa tiles again. Our simple sensor system watches the water line all winter and drains it automatically. No more lifting the pool cover to check and no more manually pumping to lower the water line.

OUR POOL, BEFORE
OUR POOL, WITH POOL GUARDIAN

Tile & coping protection

Keeps water safely below the tile line all winter. Freezing water expands below the tile, not against it.

Works offline

There's no WiFi by most pool equipment pads anyway. Protection runs entirely on-device, so it works all winter with no internet required.

Pricing

Get protection now with PG-1 kit.  Upgrade anytime for remote monitoring.

PG-1 sensor and controller kit is a one-time purchase and works fully offline. Add the subscription plan for push alerts, activity history, and current status from your phone, anywhere.

123 LAKEVIEW DR
Backyard pool
PROTECTED
High sensor triggered
Pump active · draining to safe level
TILE LINE
Pump
Active
High sensor
Wet
Devices
3 / 3
Tile line
Protected
SUBSCRIPTION PLAN · REMOTE MONITORING

Know the moment your pool needs attention.

  • Instant push alerts when pumps are triggered
  • Full history of every event
  • Manage multiple pools and spas from one account
View full pricing & plan comparison →

Run a pool service company? Stop driving to pools that don't need you.

Monitor every client pool remotely all winter and respond only when there's an actual alert.

For pool professionals →

$299.99 now.
Or costly repairs later.

One device. Installs in 15 minutes. Protects your tile line all winter — automatically.

Shop Pool Guardian — $299.99 Talk to us first
1-year hardware warranty
30 day return policy
1 business day support