Watts LF909M1-QT-S-HW 2 - Part of the LF909 Small Series

This 2 inch lead free reduced pressure zone backflow preventer assembly with its exclusive design incorporating the patented air-in and water-out principle for protection during an emergency condition prevents the flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance for in-line repairs. It can be installed horizontal or vertical without the need of any special tools. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as health hazards and from contaminants found at the service line entrance. This assembly consists of a lead free bronze body, QT ball valve shutoffs with lever handles, a strainer, stainless steel check modules for hot and harsh water conditions, replaceable seats, top mounted test cocks and a pressure differential relief valve.

Features

• Lead free bronze body construction for durability
• Unique patented air-in and water-out design provides high capacity relief valve discharge performance during emergency conditions
• Compact for easy installation
• Quarter turn ball valves with lever handles
• Horizontal or vertical (up or down) installation

Specifications
ArmorTek Technology	No
Backflow Preventer Type	Reduced Pressure Zone Assembly
Body Finish	Cast Bronze
Body Material	Lead Free Bronze
Body Pattern	Inline
Brand	Watts
Buy American Act Compliant	YES
Bypass	No
Cap And Tether	No
Disc Material	Silicone
EAN	098268646610
Elbow Fitting	No
Hazard Protection Level	Health Hazard
Hot And Harsh Water	Yes
Hydrant Connection	No
Inlet Connection Size	2 IN
Inlet Connection Size-Metric	51 MM
Inlet Connection Type	Male Threaded
Inlet Shutoff Valve Type	Quarter Turn Ball Valve
Inlet Thread Type	NPT
Lead Free	YES
Maximum Temperature-Fahrenheit	210
Maximum Working Pressure-BAR	12.10
Maximum Working Pressure-PSI	175
Meter Type	No Meter
Minimum Temperature - Celsius	1.00
Minimum Temperature-Fahrenheit	33
Outlet Connection Size	2 IN
Outlet Connection Type	Male Threaded
Outlet Shutoff Valve Type	Quarter Turn Ball Valve
Outlet Thread Type	NPT
Part Number	0122770
Polymer Coating	No
Pressure Operation	Continuous
Protection Type	Backpressure and Backsiphonage
Seat Material	Stainless Steel
Series	LF909 Small
Strainer	Yes
Technologies	Does Not Apply To Product
Tradename	None

• Specification Sheet - Flood Sensor Connection Kit - Watts
• Specification Sheet - Flood Sensor Connection Kit - Watts (French)
• Specification Sheet - Flood Sensor Connection Kit - Watts (Spanish)
• Specification Sheet - LF909 Small
• Specification Sheet - LF909 Small (French)
• Specification Sheet - LF909 Small (Spanish)

UPC - 098268646610