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Apollo 4ALF105A2F 1" Double Check Valve, SS Ball Valves

Apollo 4ALF105A2F 1" Double Check Valve, SS Ball Valves

Brand: Conbraco Industries
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$458.21
$343.66
SKU 4ALF105A2F

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The Apollo® 4ALF105A2F is a 1" lead‑free double check backflow assembly (Model DC4A/DCLF4A series) engineered to protect potable water from backpressure and back‑siphonage. Built with a lead‑free bronze body, stainless‑steel ball valve shutoffs, and top‑access modular check cartridges, it delivers low pressure loss, durable service, and straightforward maintenance.

  • Low pressure loss and compact footprint, suitable for tight installations.
  • Lead‑free bronze body and components; nominal 1" size for common plumbing runs.
  • Captured spring, top‑access modular cartridges with replaceable seats for fast field service.
  • Stainless‑steel ball valve handles and nuts standard; SAE threaded test cocks protect test fittings.
  • Chloramine‑resistant silicone seat discs and EPDM seals for extended service life.
  • 175 PSI maximum working pressure, 33–180°F temperature range; includes 5‑year Apollo factory warranty.

Ideal for irrigation, commercial and residential potable systems where double check protection is permitted. Designed, cast, machined and assembled in the USA, this assembly meets common industry approvals including ASSE 1015, CSA B64.5 and IAPMO listings. Replacement cartridges, seats and trim components are available to simplify maintenance; consult the included IOM and submittal sheet for installation, testing, and service details.

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Frequently Asked Questions

What size and pressure rating does this valve support?
Nominal 1‑inch size; rated to 175 PSI and a temperature range of 33–180°F for normal and intermittent service.
How are the internal check cartridges serviced?
Top‑access modular cartridges with captured springs and replaceable seats allow quick field service without special tools.
Is this assembly lead‑free and certified for potable water?
Yes. Lead‑free bronze components and listings include ASSE 1015, CSA B64.5 and IAPMO; verify local code requirements.

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