Variable Area Flow Meters

Discover the Precision Flowmeters by Rate-Master®, featuring 2", 5", and 10" scales. Ideal for gas and liquid applications, they offer easy installation and accurate readings.

Discover the Series VF Visi-Float® Flowmeters, precision acrylic flowmeters designed for gas and liquid applications. Available in 2" and 4" scales for accurate readings.

The FL-500 Series in-line flow meters feature rugged construction, easy installation and direct reading flow rates for water and air at atmospheric and 90 psi pressures.

The FLMW and FLMH flowmeters can be installed in the fluid line without flow straighteners. The spring-and-piston type assembly protects them against changes in viscosity.

The Acrylic Flowmeter for Gas & Liquid features a clear acrylic body, ensuring visibility and accuracy. Ideal for medical, laboratory, and environmental applications.

The FLK2000 Series has a maximum temperature rating of 140°F (60°C) and a maximum pressure rating of 125 psi and are the ideal choice for medical and laboratory applications.

The FL-2000 Series offers a wide variety of precision flow meters for use in medical, industrial, chemical, and laboratory applications at an economical price.

Discover the Water Direct Read Panel Mount Variable Area Flow Meters, designed for easy flow measurement in various applications. Reliable and user-friendly for accurate readings.

The FL-2500 Series direct read flow meter kits offer include seven interchangeable direct read scales for air, water, Argon, CO, Helium, Nitrogen and Oxygen.

Discover the Direct Read Panel Mount Variable Area Flow Meter, featuring a compact design with dual scales for air and water, ensuring precise flow measurements.

The FL-500UP is a specialized meter for monitoring the flow rate of ultra-pure water to tools, on deionized water returns, and UPW returns.

The FLD100 Heavy-duty flowmeters are fully enclosed in a brushed stainless steel case. Ideal for industrial applications with flow rates up to 116 GPM and 250 SCFM.

The Polysulfone Flowmeter features a durable, corrosion-resistant body and a protective shield, ensuring low maintenance and long-lasting performance in various applications.

The Argon Direct Read Flow Meters offer easy panel mounting and precise flow measurement, making them ideal for various applications. Reliable and user-friendly.

FL7000 flow meters are precisely machined from solid acrylic blocks. They are available in 50, 75, 100, 127, and 250 mm scale lengths with accuracies between 2 and 6%.

The FLMG flow meters feature rugged construction and direct-reading flow rates of air. The units are calibrated at 100 psi pressure, idea for most compressed air applications.

Discover the Air Direct Read Panel Mount Variable Area Flow Meters, designed for easy monitoring of airflow in various applications with a clear and user-friendly display.

FL4000 OEM-style acrylic flow meters are machined from solid acrylic blocks for superb durability. The rear ports extend through the panel for easy hookup.

Rugged In-Line Flow Sensors Available in 1/2", 3/4", and 1-1/4" sizes are protected in a sturdy cast aluminum enclosure, and are easy to install and mount in any position.

Made of PTFE, PFA, and PCTFE, the Model FL-10 liquid flow meter is excellent for high-purity flow applications or with corrosive liquids. Available with or without a valve.