Internet #300977379

Model #3/4 LF800M4-QT

Store SKU #1002421985

3/4 in. Lead Free Anti-Siphon Pressure Vacuum Breaker Backflow Preventer

  • Prevents reverse flow of polluted water into water supply
  • Constructed of no lead
  • Use in irrigation applications
  • See More Details

Frequently Bought Together

Product Overview

This 3/4 in. lead free anti-siphon pressure vacuum breaker prevents the reverse flow of polluted water from entering into the potable water supply due to back siphon age. It is ideal in health hazard continuous pressure applications such as irrigation systems and industrial process water systems where the water enters the equipment at or below its flood rim. It consists of a bronze body construction silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O-ring seal, a lightweight plastic disc float, tee handle shutoff, and test cocks for winterization draining. The maximum pressure is 150 PSI (10.3 BAR) and the minimum pressure is 15 psi (55 kPa).
  • California residents
  • Lead free construction
  • Replaceable seat
  • Female NPT inlet and outlet with quarter turn shutoffs
  • Easy internal access
  • Designed for minimum head loss
  • Plastic bonnet protects valve body from freeze damage

Info & Guides

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3/4 in. Lead Free Anti-Siphon Pressure Vacuum Breaker Backflow Preventer
1 in. Pressure Vacuum Breaker
BrandZurnFebcoWattsWatts
Name1 in. Pressure Vacuum Breaker Assembly1 in. NPT Bronze Pressure Vacuum Breaker3/4 in. Lead Free Anti-Siphon Pressure Vacuum Breaker Backflow Preventer1 in. Pressure Vacuum Breaker
Price
Add to Cart to See Price
$8733
Add to Cart to See Price
$9999
Ratings
(9)
(43)
(3)
(47)
Valve TypeVacuum BreakerVacuum BreakerVacuum BreakerVacuum Breaker
MaterialCast MetalBronzeCopperBronze
ApplicationPotable WaterNon-Potable WaterPotable WaterPotable Water
View ProductView ProductView ProductView Product

Specifications

Dimensions

Inlet Diameter (In.)
3/4
Outlet Diameter (In.)
3/4
Product Depth (in.)
10 in
Product Height (in.)
5 in
Product Length (in.)
9 in
Product Width (in.)
9 in

Details

Application
Potable Water
Compatible Pipe Material
PVC
Connection
Female Pipe Thread
Features
Threaded
Indoor/Outdoor
Indoor,Outdoor
Material
Copper
Maximum Pressure (psi)
150
Maximum Working Temperature (F)
140
Pack Size
1
Product Weight (lb.)
3.85 lb
Returnable
180-Day
Valve Type
Vacuum Breaker

Warranty / Certifications

Manufacturer Warranty
Limited Warranty: Watts (the "Company") warrants each product to be free from defects in material and workmanship under normal usage for a period of one year from the date of original shipment. In the event of such defects within the warranty period, the Company will, at its option, replace or recondition the product without charge. For more information, visit www.watts.com

Questions & Answers

11Questions12Answers

Valve is leaking from top , do they sell a replace or rebuild kit

Asked by Jim December 30, 2017
2
Answers

yes lleaking

What is the model number? The city told me I need a PVB. Is this considered a PVB?

Asked by Red August 16, 2019
2
Answers

Hi Red, Yes, this is a PVB. The model number is 3/4 LF800M4-QT. Best, Watts team

I live in Sugar Land.Which Home depot store this product is available now for purchase?

Asked by Peter February 5, 2017
1
Answer

Hi Peter, this 3/4 in. Lead Free Anti-Siphon Pressure Vacuum Breaker is an online exclusive item and comes directly from the Homedepot.com inventory where it can be shipped to you directly or if it is eligible, shipped to a Home Depot store. We appreciate your business and look forward to serving you in the future. Thank you for shopping Home Depot!

Do you sell a replacement for just the lower valve section?

Asked by Patrick March 16, 2018
1
Answer

If by the lower valve section you’re referring to the inlet ball valve yes we do. It is our item no. 0792513 3/4 LFFBV-TC-TH.

Are both connections female threads

Asked by Robert October 5, 2019
1
Answer

Hi Robert, Yes, both connections are female. Thank you, Watts team

Is it really lead free? On the bottom of description there’s a warning about this product may expose you to lead. Will it meet city code?

Asked by mhon September 30, 2019
1
Answer

Hi Mhon, The description is the California Prop 65 warning, which can be found on many products. Effectively this is lead free and will meet codes. Let us know if you have any other questions! Thank you, Watts team

Do you sell a pvb that is made for portable water?

Asked by Harry October 16, 2019
1
Answer

Hi Harry, Yes, our LF008PCQT is NSF approved for potable water if local code allows a PVB for that application. Best, Watts team

Is this item testable?

Asked by Nara September 10, 2020
1
Answer

Hello Nara, Yes it is.

Do you have this in one inch size

Asked by Rocko17 August 30, 2019
1
Answer

Hello Rocko17, We currently do no carry the Watts 1 in Lead Free Anti-Siphon Pressure Vacuum Breaker Backflow Preventer. We do carry a similar item from Wilkins model 1-720A that may meet your needs. We appreciate your business and look forward to serving you in the future. Thank you for shopping Home Depot!

Is this really lead free I see at the store there is one model 3/4 800M4 QT but has label not for drinking water on box

Asked by Robert October 5, 2019
1
Answer

Hi Robert, Yes this is lead free. It is intended for use in irrigation systems and industrial process water systems where the water enters the equipment at or below its flood rim thus the warning regarding drinking water. Best, Watts team

3/4 in. Lead Free Anti-Siphon Pressure Vacuum Breaker Backflow Preventer - page 2

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very happy thank you...
very happy thank you
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Well made alternative to febco 765
No complaints so far. PVB has similar dimensions to Febco, so should be a direct replacement.
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