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You are here: Home > Lawn Irrigation > Backflow Preventers > Watts 800M4 Backflow Preventers
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Aqualine TC-1818M 1/8 in Male x 1/8 in Male w/Test Cock
Universal TC-1818M 1/8 in. Male x 1/8 in. Male w/ Test Cock
  • 1/8 in. Brass Test Cock
  • 1/8 in. Male Thread
  • Brass Construction

Our Price: $9.50
Sale Price: $6.88
You save $2.62!
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BBVB-075 3/4 in. Brass Backflow Ball Valve (Lead Free)
  • Lead Free
  • Heavy duty brass construction
  • Threaded ends
  • Max. service temperature: 150 degrees F
  • 3/4 in.

Our Price: $30.00
Sale Price: $21.98
You save $8.02!
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BBVB-075T 3/4 in. Brass Backflow Ball Valve w/ Test Port (Lead Free)
  • Lead Free
  • Heavy duty brass construction
  • Threaded ends
  • Full Port
  • Install inline with backflow preventer
  • Max. service temperature: 150 degrees F
  • 3/4 in.

Our Price: $31.00
Sale Price: $21.98
You save $9.02!
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BBVB-100 1 in. Brass Backflow Ball Valve (Lead Free)
  • Lead Free
  • Heavy duty brass construction
  • Threaded ends
  • Install inline with backflow preventer
  • Max. service temperature: 150 degrees F
  • 1 in.
  • Full port flow through

Our Price: $59.00
Sale Price: $28.48
You save $30.52!
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Aqualine BBVB-100T 1 inch Backflow Ball Valve with Test Cap
BBVB-100T 1 in. Brass Backflow Ball Valve w/ Test Port (Lead Free)
  • Heavy duty brass construction
  • For use with backflow preventer
  • 600 CWP
  • 1 in. design

Our Price: $60.00
Sale Price: $28.98
You save $31.02!
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Aqualine BBVB-100U 1 in Brass Backflow Ball Valve Less Port
BBVB-100U 1 in. Brass Backflow Ball Valve w/ Union (Lead Free)
  • Lead Free
  • Heavy duty brass construction
  • Threaded ends
  • For Union Usage
  • Max. service temperature: 150 degrees F
  • 1 in.
  • Full port flow through

Our Price: $85.00
Sale Price: $40.98
You save $44.02!
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BBVB-125 1-1/4 in. Brass Backflow Ball Valve (Lead Free)
  • Lead Free
  • Heavy duty brass construction
  • Threaded ends
  • Install inline with backflow preventer
  • Max. service temperature: 150 degrees F
  • 1-1/4 in.

Our Price: $86.00
Sale Price: $41.48
You save $44.52!
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BBVB-125T 1-1/4 in. Brass Backflow Ball Valve w/ Test Port (Lead Free)
  • Lead Free
  • Heavy duty brass construction
  • Threaded ends
  • Full Port
  • Install inline with backflow preventer
  • Max. service temperature: 150 degrees F
  • 1-1/4 in.

Our Price: $88.00
Sale Price: $42.48
You save $45.52!
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Aqualine BBVB-100TU 1 in Brass Backflow Ball Valve Port-Union
BBVB-100TU 1 in. Brass Backflow Ball Valve w/ Test Port & Union (Lead Free)
  • 1 in. Brass Backflow Ball Valve Port Union
  • Heavy duty brass construction
  • UL and CSA Rated
  • TFE seat with chrome plated brass ball
  • Threaded ends
  • Full Port
  • Lead Free

Our Price: $90.00
Sale Price: $43.48
You save $46.52!
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Watts 800M4-QT - 3/4 Inch Backflow Preventer
Watts 800M4QT 3/4 in. PVB Backflow Preventer
  • 3/4" anti-siphon pressure vacuum breaker
  • Prevent back-siphonage of contaminated water into drinking water
  • Maximum Operating Pressure: 150 psi (10.3 bar)
  • Note: Needs to be protected from ice damage

Our Price: $165.92
Sale Price: $93.48
You save $72.44!
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Watts 800M4-QT - 1 Inch Anti-Siphon Backflow
Watts 800M4QT 1 in. PVB Backflow Preventer
  • 1" anti-siphon pressure vacuum breaker
  • Prevent back-siphonage of contaminated water into drinking water
  • Maximum Operating Pressure: 150 psi (10.3 bar)
  • Note: Needs to be protected from ice damage

Our Price: $139.22
Sale Price: $115.48
You save $23.74!
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Watts 800M4 Backflow Preventers (PVBs)

Designed to prevent back-siphonage of contaminated water into a potable water supply. The Watts 800M4 backflow PVB valve is ideally suitable for irrigation systems, industrial process water systems and other continuous pressure piping system applications where the water enters the equipment at or below its flood rim.

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