Apollo Grooved Body Double Check Valve Assembly with Butterfly, OSY, and NRS Shutoff Options

Scraped SKU: 4SG-100 2026-06-05 04:30:38

Attributes

Group Code4SG-100
Product Typebackflow-preventer
Brand Seriesapollo-4sg-series-backflow-preventers
Applicationspotable water, non-potable water
ApprovalsCSA B356, FM, NSF, UL
Solutionsfire protection, utility

Description

The Apollo® Model DC4SGLF Double Check Valve is designed to prevent contamination of the potable water supply due to back-siphonage orbackpressure from substances that are non-health hazards. The modular check valves have replaceable seats and reversible EPDM seat discs. Groovedconnections on an epoxy-coated ductile iron body allow for easy connection to butterfly valves or gate valves.
  • lightweight
  • short lay length
  • low pressure loss
  • modular check valves
  • individual access to check valves
  • corrosion resistant epoxy-coated ductile iron body
  • US patents #5,711,341 and #6,343,618
  • made in the USA

Variations (21)

4SG10E01

size8"
dimensions-
weight375 lb
packagingCarton (1 pce)

4SG10E02

size8"
dimensions-
weight714 lb
packagingCarton (1 pce)

4SG10E03

size8"
dimensions50.25x17.00x37.50 "
weight750 lb
packagingCarton (1 pce)

4SGLF10001

size3"
dimensions-
weight52.3 lb
packagingCarton (1 pce)

4SGLF10002

size3"
dimensions-
weight168 lb
packagingCarton (1 pce)

4SGLF10003

size3"
dimensions-
weight172 lb
packagingCarton (1 pce)

4SGLF10901

size2-1/2"
dimensions-
weight53 lb
packagingCarton (1 pce)

4SGLF10902

size2-1/2"
dimensions-
weight145 lb
packagingCarton (1 pce)

4SGLF10903

size2-1/2"
dimensions-
weight151 lb
packagingCarton (1 pce)

4SGLF10A01

size4"
dimensions-
weight53 lb
packagingCarton (1 pce)

4SGLF10A02

size4"
dimensions-
weight194 lb
packagingCarton (1 pce)

4SGLF10A03

size4"
dimensions-
weight272 lb
packagingCarton (1 pce)

4SGLF10A07

size4"
dimensions-
weight250 lb
packagingCarton (1 pce)

4SGLF10A08

size4"
dimensions-
weight182 lb
packagingCarton (1 pce)

4SGLF10A09

size4"
dimensions-
weight156 lb
packagingCarton (1 pce)

4SGLF10C01

size-
dimensions-
weight60 lb
packagingCarton (1 pce)

4SGLF10C02

size-
dimensions-
weight286 lb
packagingCarton (1 pce)

4SGLF10C03

size6"
dimensions-
weight389 lb
packagingCarton (1 pce)

4SGLF10C08

size-
dimensions-
weight254 lb
packagingCarton (1 pce)

4SGLF10C09

size6"
dimensions-
weight200 lb
packagingCarton (1 pce)

4SGLF11A03

size4"
dimensions-
weight206 lb
packagingCarton (1 pce)

Specifications

articleApollo Grooved Body Double Check Valve Assembly with Butterfly, OSY, and NRS Shutoff Options
article number with gtin4SG-100
manufacturerAalberts integrated piping systems Americas, Inc. (Apollo)
weight206 lb
materialscast iron
finishingnone
product groupvalves (backflow preventers)
ETIM classEC011469 Check valve
country of originUnited States
brandApollo
series4SG Series Backflow Preventers
product type4SG-100
ETIM
{"etim-class":"EC011469 Check valve","Surface protection":"Untreated","FM quality mark":"Yes","UL quality mark":"Yes","ULC quality mark":"No","LPCB quality mark":"No","Suitable for central heating water":"No","Certified according to SVGW for water":"No","Certified according to SVGW for gas":"No","VdS quality mark":"No","DVGW quality mark for gas":"No","DVGW quality mark for water":"No","KIWA certified":"No"}

PDF Documents