'/%3E%3C/svg%3E)
Hover image to zoom
LF07S LF 1" Residential Fire Sprinkler Dual Check Backflow Preventer, Lead Free
 --%3E %3Csvg version='1.1' id='No-RB' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23CECECE' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
Hover image to zoom
$223.86 each
In Stock
Get 3 Tue, Jul 7
Order by today, receive Tuesday
MANUALS (1)
Free Shipping This item ships free
Easy Returns No restocking fee for 90 days
Product Highlights
–
1"
Yes
Brass
175 MAX PSI
140°F Max Temp
6-3/4" Length
Description
–
The Watts Model LF07S Residential Fire Sprinkler Dual Check
Backflow Preventer is designed for non-health hazard [i.e., pollutant]
application on potable fire sprinkler service connections to protect
against possible backsiphonage conditions that could inadvertently
drain the fire sprinkler system.
Specifications:
The Lead Free* Dual Check Valve Backflow Preventer shall be ASSE® Listed 1024 and be UL Classified. The main body shall be Lead Free* brass featuring replaceable seats and silicone seat discs. The check assemblies shall have captured springs to prevent injury. The Dual Check Valve shall be a Watts Model LF07S.
Typical Installations:
The Model LF07S is typically installed for service on residential fire sprinkler systems. It is recommended this device is installed after a water meter and/or isolation shutoff valve with installation techniques that comply with the latest edition of the Uniform Plumbing Code. Please consult Local Governing Code for proper installation and agency code requirement.
Specifications:
The Lead Free* Dual Check Valve Backflow Preventer shall be ASSE® Listed 1024 and be UL Classified. The main body shall be Lead Free* brass featuring replaceable seats and silicone seat discs. The check assemblies shall have captured springs to prevent injury. The Dual Check Valve shall be a Watts Model LF07S.
Typical Installations:
The Model LF07S is typically installed for service on residential fire sprinkler systems. It is recommended this device is installed after a water meter and/or isolation shutoff valve with installation techniques that comply with the latest edition of the Uniform Plumbing Code. Please consult Local Governing Code for proper installation and agency code requirement.
Specs
–
| Size: | 1" |
|---|---|
| Material: | Brass |
| Max Temp (F): | 140°F |
| Max Pressure (PSI): | 175 |
| Length (Inches): | 6-3/4" |
| Width (Inches): | 2-3/16" |
| Lead Free: | Yes |
Contact
+
Happy Independence Day!
Our Customer Support will be closed today in honor of Independence Day. We will be back on Sunday to answer your questions.
Call or text 888-757-4774
Special Hours
Closed Now
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm
Free Shipping
On orders over $99
We offer flexible shipping and scheduling options, up-to-date delivery estimates, and free ground shipping on any order over $99 to make sure your order gets to you on-time, for less.
Shipping PolicyEasy Returns
Returning items is as simple as 1-2-3
Ordered the wrong product? Item damaged in transit? Our 3-step process makes returning products easy – even up to a year after purchase – with no restocking fees on returns made within 90 days.
Return Policy