Apollo Non-Lead Free Double Check Valve with Y-Strainer (Shipped Loose), 2 x OS&Y Flange Shut-Off Valves

Scraped SKU: 4ALF11X03 2026-06-05 04:30:15

Attributes

Group Code4ALF11X03
Product Typebackflow-preventer
Brand Seriesapollo-4a-series-backflow-preventers
Applicationspotable water
ApprovalsASSE 1003, Build America Buy America (BABA) Act, Buy American Act (BAA), IAPMO/ANSI/CAN Z1117, Made in USA, NSF/ANSI 372, NSF/ANSI 61
Solutionsresidential, fire protection, datacenters, utility, industry

Description

the 2-1/2” – 12” backflow preventer shall be an Apollo model DCLF4A lead free* double check valve. the assembly shall be manufactured in america and carry a 5-year Apollo factory warranty. the TriForce™ center stem guided check valves shall feature reversible silicone rubber seat discs. the check valves shall be held in place by stainless steel snap-in retainers (2-1/2” – 6”) or stainless steel studs & nuts (8” – 12”). access to the check valves shall be by an Apollo quick-connect stainless steel coupling (2-1/2” – 6”) or grooved couplings (8” – 12”). the bodies shall be stainless steel in 2-1/2” – 8” sizes and FDA epoxy coated ductile iron in 10” & 12” sizes. the lead free* Apollo ball valve test cocks shall have stainless steel handles. the assembly shall prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are non-health hazards. the pressure drop across the assembly shall be documented by ASSE or USC FCCC&HR approval curves.
  • domestic stainless steel body: 2-1/2"-8"
  • FDA epoxy coated ductile iron body: 10" & 12"
  • easy maintenance: no special tools required
  • snap-in check retainers: 2-1/2"-6"
  • bolted-in checks: 8"-12"
  • low pressure loss as documented by an independent approval laboratory
  • center stem guided triforce™ check valves
  • approved for horizontal and vertical up flow
  • chloramine-resistant elastomers
  • lead free standard
  • US patent Nos. 6,443,184; 7,025,085; 7,533,699
  • 5 year warranty

Variations (4)

4ALF11E03

size8"
dimensions-
weight708 lb
packaging-
DN1-
DN2-

4ALF11003

size3"
dimensions-
weight163 lb
packagingCarton (1 pce)
DN1-
DN2-

4ALF11A03

size4"
dimensions-
weight239 lb
packagingCarton (1 pce)
DN1-
DN2-

4ALF11C03

size6"
dimensions-
weight375 lb
packagingCarton (1 pce)
DN1-
DN2-

Specifications

articleApollo Non-Lead Free Double Check Valve with Y-Strainer (Shipped Loose), 2 x OS&Y Flange Shut-Off Valves
article number with gtin4ALF11X03
manufacturerAalberts integrated piping systems Americas, Inc. (Apollo)
weight375 lb
finishingnone
shapestraight
connection typeflange
product groupvalves (backflow preventers)
ETIM classEC011469 Check valve
brandApollo
series4A Series Backflow Preventers
product type4ALF11X03
ETIM
{"etim-class":"EC011469 Check valve","Surface protection":"Untreated","Connections":"Flange","Height":"","Height (imperial)":"","FM quality mark":"No","UL quality mark":"No","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"}

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