STOP FLOOD DAMAGE 

BEFORE IT EVER STARTS.

Mainline FloodStop offers two great flood prevention products that limit potentially devastating flood damage, allowing the plumber, builder, and homeowner to have peace-of-mind.

FloodStop Pump Monitor & FloodStop Leak Detection

Mainline FloodStop now has two incredible product offerings: FloodStop Pump Monitor and Floodstop Leak Detection. 

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FloodStop® Pump Monitor & 
Accessories

Don’t discover that your sump pump has a problem when your basement has already flooded. FloodStop® will help you STOP FLOOD DAMAGE BEFORE IT EVER STARTS™.

Turn any pump into a Smart Pump with the FloodStop® Pump Monitor.
• Monitor your pump anywhere with an internet connection.
• Receive alerts when there are issues with the connected pump.
• Have peace of mind when you're away from home.
• Works with any sump pump.
• Pairs with the free and easy-to-use FloodStop app.

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FloodStop® Leak
Detection

FloodStop® Leak Detection devices automatically shut off the water supply to an appliance the moment a leak is detected, limiting potentially devastating flood damage BEFORE IT EVER STARTS.  

Once water is detected, the motorized ball valves close and sound an alarm. FloodStop® devices limit potentially devastating flood damage, allowing the plumber, builder, and homeowner to have peace-of-mind knowing no flood caused by an appliance will go unnoticed.

Homeowners should talk to their insurance agent to inquire about policy discounts.

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MAINTENANCE FREE

Lead-free, CNC machined, open motorized ball valves close every 30 days for regular self-maintenance.

POWER BACK-UP

FloodStop comes with an AC power adapter and optional battery backup, to keep your home protected whether the power is on or not.

15-MINUTE INSTALL

Attach valves, mount unit, set and forget. FloodStop does the rest.

Mainline Floodstop

VISIBLE STATUS

Open/Close/Mute buttons on the front of the unit are clearly lit green to show status.

AUDIBLE ALARM

Once a leak is detected, FloodStop automatically sounds an alarm.

SHUTS OFF WATER

FloodStop's simple circuit board senses the smallest drops of water and alerts the valves to close. Sensitivity can be adjusted at control unit. 

FloodStop® Pump mONITOR & 
Accessories

FloodStop® Leak
Detection

EXPLORE FLOODSTOP LEAK DETECTION DEVICES

Washing Machine Leak Detection Kit with 90 Degree Valves
Washing Machine Leak Detection Kit with 90 Degree Valves
Washing Machine Leak Detection Kit with 90 Degree Valves

Washing Machine Leak Detection Kit with 90 Degree Valves

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Water Heater Leak Detection Kit
Water Heater Leak Detection Kit
Water Heater Leak Detection Kit
Water Heater Leak Detection Kit
Water Heater Leak Detection Kit
Water Heater Leak Detection Kit
Water Heater Leak Detection Kit

Water Heater Leak Detection Kit

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EXPLORE FLOODSTOP PUMP MONITOR & ACCESORIES PRODUCTS

7OZ Descaler Powder for Tankless Water Heaters
7OZ Descaler Powder for Tankless Water Heaters

7OZ Descaler Powder for Tankless Water Heaters

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2000W Backup Power Inverter For Sump Pumps
2000W Backup Power Inverter For Sump Pumps

2000W Backup Power Inverter For Sump Pumps

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1500W Backup Power Inverter For Sump Pumps
1500W Backup Power Inverter For Sump Pumps

1500W Backup Power Inverter For Sump Pumps

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12VDC/100AH Deep Cycle Battery
12VDC/100AH Deep Cycle Battery

12VDC/100AH Deep Cycle Battery

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Battery Box For Deep Cycle Battery
Battery Box For Deep Cycle Battery

Battery Box For Deep Cycle Battery

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Wi-Fi Upgrade Battery Box Lid W/Controller and Switch Plus Router and UPS Backup
Wi-Fi Upgrade Battery Box Lid W/Controller and Switch Plus Router and UPS Backup

Wi-Fi Upgrade Battery Box Lid W/Controller and Switch Plus Router and UPS Backup

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Wi-Fi Upgrade Battery Box Lid W/Controller and Switch
Wi-Fi Upgrade Battery Box Lid W/Controller and Switch

Wi-Fi Upgrade Battery Box Lid W/Controller and Switch

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Uninterruptible Power Supply
Uninterruptible Power Supply

Uninterruptible Power Supply

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Wi-Fi Smart Outlet Pump Monitor
Wi-Fi Smart Outlet Pump Monitor

Wi-Fi Smart Outlet Pump Monitor

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Battery Powered Water Detection Alarm
Battery Powered Water Detection Alarm

Battery Powered Water Detection Alarm

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Frozen Pump Discharge Drain
Frozen Pump Discharge Drain

Frozen Pump Discharge Drain

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Yard Drain Emitter
Yard Drain Emitter

Yard Drain Emitter

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Dual Pump Install Package
Dual Pump Install Package

Dual Pump Install Package

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2 X 1-1/2 X 1-1/2 PVC WYE
2 X 1-1/2 X 1-1/2 PVC WYE

2 X 1-1/2 X 1-1/2 PVC WYE

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Tethered Float Switch 20FT Cord
Tethered Float Switch 20FT Cord

Tethered Float Switch 20FT Cord

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Tethered Float Switch 10FT Cord
Tethered Float Switch 10FT Cord

Tethered Float Switch 10FT Cord

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Vertical Float Switch 20FT Cord
Vertical Float Switch 20FT Cord

Vertical Float Switch 20FT Cord

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Vertical Float Switch 10FT Cord
Vertical Float Switch 10FT Cord

Vertical Float Switch 10FT Cord

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DOWNLOAD LITERATURE

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FloodStop® Pump Monitor & Accessories

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FloodStop® LeakDetection Flyer

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Water Leaking
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