Combined Shape
Combined Shape

products

Apollo Bronze Pressure Vacuum Breaker with Ball Valves, SAE Threaded Test Cocks (2 x FNPT)

group: 4A50XA2F

The Apollo® Model PVB4A and PVBLF4A Pressure Vacuum Breaker A Series prevents contamination of the potable water supply due to back-siphonage. A standard integral freeze protection relief valve serves to reduce the possibility of damage due to intermittent freezing conditions. The modular check valve cartridge provides a captured spring, a replaceable seat, and a reversible silicone seat disc. This assembly features ball valve shutoffs with stainless steel handles and nuts as standard.
  • low pressure loss documented by independent approval agencies
  • built-in freeze resistance feature standard
  • easily removable modular check valve cartridge
  • captured stainless steel springs
  • ball valve shutoffs w/ SS handles & nuts standard
  • test cocks located for easy draining
  • corrosion resistant
  • unique canopy detachment
  • vertical up / horizontal installation

 

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applications

potable water

potable water

segments

residential

residential

fire protection

fire protection

datacenters

datacenters

commercial building

commercial building

industry

industry

approvals

ASSE 1003

ASSE 1003

CSA B356

CSA B356

IAPMO/ANSI/CAN Z1117

IAPMO/ANSI/CAN Z1117

NSF

NSF

NSF/ANSI 372

NSF/ANSI 372

NSF/ANSI 61

NSF/ANSI 61

item number

size

item number

4A503A2F

size

1/2" (DN15)

item number

4A504A2F

size

3/4" (DN20)

item number

4A505A2F

size

1" (DN25)

technical drawing for product

characteristics

materials

bronze

finishing

none

connection type

FPT - female thread conical (NPT)

general

product group

valves (backflow preventers)

ETIM class

EC011469 Check valve

brand

Apollo

series

4A Series Backflow Preventers

type

4A50XA2F

image for 4A-500 Image

image | png

4A-500 Image

certifications | pdf

NSF_4ALF_ANLF_Series_Backflow_preventer

submittal sheet | pdf

4A-500 Submittal Sheet

label

value

label

ETIM class

label

Housing material

value

Bronze

label

Surface protection

value

Untreated

label

Connections

value

Internal thread conical (NPT)

label

Height

value

0mm

label

FM quality mark

value

No

label

UL quality mark

value

No

label

ULC quality mark

value

No

label

LPCB quality mark

value

No

label

Suitable for central heating water

value

No

label

Certified according to SVGW for water

value

No

label

Certified according to SVGW for gas

value

No

label

VdS quality mark

value

No

label

DVGW quality mark for gas

value

No

label

DVGW quality mark for water

value

No

label

KIWA certified

value

No

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