Page 1835 Specs Manual
    Apollo 4ALF Series Double Check Backflow Preventer‚ 1-1/2"‚ 4ALF117A2
    Maintenance friendly modular check valve cartridges
    Top-mounted test cocks for easy testing

    Item: 51127
    Weight: 22.0 lbs
    Catalog Price: $519.95 
    Quantity:   


    These backflow preventers feature ball valves and strainer.

    Materials‚ certifications & approvals: Materials: lead-free bronze body‚ access covers‚ ball valves and test cocks; glassfilled PPO™ (similar to Noryl™) check valve cartridges; silicon seat discs; 300-series stainless steel fasteners‚ springs‚ and ball valve handles. Certifications: ASSE 1015‚ CSA B.64.5‚ IAPMO. Approvals: USC-FCCCHR.

    Tech Specs
    • Overall Length (includes ball valve): 23-3/4"
    • Max working pressure: 175 psi
    • Max temperature: 180°F

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