Blue-White FLEXFLO A-100NA Peristaltic Metering Pump

The Blue-White FLEXFLO A-100NA is an adjustable-output peristaltic metering pump designed for accurate, consistent chemical dosing in water treatment, aquatics, and industrial process systems. With a variable flow rate controlled via a front-mounted dial, the A-100NA allows operators to fine-tune chemical delivery based on system demand.
Built around a seal-free peristaltic design, the FLEXFLO A-100NA eliminates the risk of vapor lock, clogging, or chemical leakage common in diaphragm pumps. It is self-priming, can run dry without damage, and handles a wide variety of corrosive and viscous fluids, including chlorine, acids, and polymers.
This rugged, American-made pump delivers dependable performance with minimal maintenance and is a trusted choice for commercial pool operators, water treatment facilities, and chemical feed systems.
Key Features
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Adjustable flow rate via front-mounted control dial
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Peristaltic design—no valves or seals in fluid path
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Self-priming and dry-run capable
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Clear cover for easy visual inspection
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Handles a wide range of chemicals, including chlorine and acid
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Quiet operation with continuous-duty motor
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Corrosion-resistant construction
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Designed for indoor and outdoor installations
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Blue-White A1-4T Peristaltic Norprene Pump Tube Assembly – For FLEXFLO A-100N
$70.21
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3/8″ Low-Density Polyethylene (LDPE) Hard Plastic Tubing, Natural - (Sold per Foot or 500 ft Roll)
$1.60
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Blue-White FI-100 CHEM-FEED® Flow Indicator – 1/4″ (FI-100-4V) or 3/8″ (FI-100-6V) Tubing
$75.65
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Blue-White 71000-159 Roller Assembly – For FLEXFLO A-100N 4T & 6T Pumps
$128.98
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Blue-White 72000-550 FLEXFLO A-100N Pump Head Retrofit Kit
$51.59
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Blue-White A-014N-4A 1/4″ Tubing Anti-Siphon Injection Check Valve with 1/4″ & 1/2″ MNPT Connections
$70.21
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Blue-White FLEXFLO A1A Adjustable Peristaltic Metering Pump A1A4-7T
$812.40
✔ Ships Free! -
Blue-White A1-6T Peristaltic Norprene Pump Tube Assembly – For FLEXFLO A-100N
$70.21
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Blue-White A1-7T Peristaltic Norprene Pump Tube Assembly – For FLEXFLO A-100N & A1A Pumps
$70.21
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Blue-White 71000-350 Roller Assembly – For FLEXFLO A-100N 7T & A1A Pumps
$128.98
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Blue-White A-014N-6A 3/8″ Tubing Anti-Siphon Injection Check Valve with 1/4″ & 1/2″ MNPT Connections
$70.21
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Blue-White C-330-6 Tube Nut – For 3/8″ Tubing
$4.29