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Blue And White (F-41000LN-16) 2.0 - 20 GPM Flow Meter; 1" FPT

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Blue And White (F-41000LN-16) 2.0 - 20 GPM Flow Meter; 1" FPT

The Blue & White F-41000LN-16 flow meter delivers precise inline flow measurement from 2.0 to 20 GPM through a 1" female pipe thread connection. Built from machined acrylic with a crystal-clear finish, this instrument-grade meter gives you real-time visibility into your water system performance with an easy-to-read scale and optional alarm capability.
SPECIFICATIONS

F-41000LN-16 Core Specs

Flow Range
2.0 - 20 GPM
Gallons per minute
Connection Size
1" FPT
Female pipe thread
Body Material
Acrylic
Machined & polished
Installation
Inline
Horizontal or vertical
Scale Type
Direct Read
GPM graduations
Alarm Option
Available
High/low level
TECHNICAL DETAILS

F-400 Series Construction

Model Number F-41000LN-16
Series F-400
Flow Measurement Range 2.0 - 20.0 gallons per minute
Thread Connection 1 inch female pipe thread (FPT) inlet and outlet
Body Construction High-quality acrylic, machined and polished to clear-as-glass finish
Mounting Orientation Inline installation, horizontal or vertical
Optional Features High/low level alarm contacts available
COMPATIBILITY & APPLICATIONS

Where This Meter Fits

The F-41000LN-16 is designed for residential and light commercial water systems where real-time flow monitoring is critical. Ideal for whole-house filtration systems, irrigation loops, aquaculture applications, and process water lines operating between 2 and 20 GPM. The 1" FPT threading integrates directly with standard plumbing without adapters. The clear acrylic body allows visual confirmation of water clarity while the precision scale tracks flow rates for system diagnostics, backwash timing, or alarm triggering. Use this meter anywhere you need to verify flow performance or detect system anomalies in real time.

💧 Pro tip: Install flow meters on the outlet side of filters or pumps, not the inlet, to avoid turbulence that can throw off readings. A few inches of straight pipe before and after the meter will give you the most accurate measurements over time.
The Blue & White F-41000LN-16 flow meter delivers precise inline flow measurement from 2.0 to 20 GPM through a 1" female pipe thread connection. Built from machined acrylic with a crystal-clear finish, this instrument-grade meter gives you real-time visibility into your water system performance with an easy-to-read scale and optional alarm capability.
SPECIFICATIONS

F-41000LN-16 Core Specs

Flow Range
2.0 - 20 GPM
Gallons per minute
Connection Size
1" FPT
Female pipe thread
Body Material
Acrylic
Machined & polished
Installation
Inline
Horizontal or vertical
Scale Type
Direct Read
GPM graduations
Alarm Option
Available
High/low level
TECHNICAL DETAILS

F-400 Series Construction

Model Number F-41000LN-16
Series F-400
Flow Measurement Range 2.0 - 20.0 gallons per minute
Thread Connection 1 inch female pipe thread (FPT) inlet and outlet
Body Construction High-quality acrylic, machined and polished to clear-as-glass finish
Mounting Orientation Inline installation, horizontal or vertical
Optional Features High/low level alarm contacts available
COMPATIBILITY & APPLICATIONS

Where This Meter Fits

The F-41000LN-16 is designed for residential and light commercial water systems where real-time flow monitoring is critical. Ideal for whole-house filtration systems, irrigation loops, aquaculture applications, and process water lines operating between 2 and 20 GPM. The 1" FPT threading integrates directly with standard plumbing without adapters. The clear acrylic body allows visual confirmation of water clarity while the precision scale tracks flow rates for system diagnostics, backwash timing, or alarm triggering. Use this meter anywhere you need to verify flow performance or detect system anomalies in real time.

💧 Pro tip: Install flow meters on the outlet side of filters or pumps, not the inlet, to avoid turbulence that can throw off readings. A few inches of straight pipe before and after the meter will give you the most accurate measurements over time.
$128.16

Original: $366.18

-65%
Blue And White (F-41000LN-16) 2.0 - 20 GPM Flow Meter; 1" FPT

$366.18

$128.16

Description

The Blue & White F-41000LN-16 flow meter delivers precise inline flow measurement from 2.0 to 20 GPM through a 1" female pipe thread connection. Built from machined acrylic with a crystal-clear finish, this instrument-grade meter gives you real-time visibility into your water system performance with an easy-to-read scale and optional alarm capability.
SPECIFICATIONS

F-41000LN-16 Core Specs

Flow Range
2.0 - 20 GPM
Gallons per minute
Connection Size
1" FPT
Female pipe thread
Body Material
Acrylic
Machined & polished
Installation
Inline
Horizontal or vertical
Scale Type
Direct Read
GPM graduations
Alarm Option
Available
High/low level
TECHNICAL DETAILS

F-400 Series Construction

Model Number F-41000LN-16
Series F-400
Flow Measurement Range 2.0 - 20.0 gallons per minute
Thread Connection 1 inch female pipe thread (FPT) inlet and outlet
Body Construction High-quality acrylic, machined and polished to clear-as-glass finish
Mounting Orientation Inline installation, horizontal or vertical
Optional Features High/low level alarm contacts available
COMPATIBILITY & APPLICATIONS

Where This Meter Fits

The F-41000LN-16 is designed for residential and light commercial water systems where real-time flow monitoring is critical. Ideal for whole-house filtration systems, irrigation loops, aquaculture applications, and process water lines operating between 2 and 20 GPM. The 1" FPT threading integrates directly with standard plumbing without adapters. The clear acrylic body allows visual confirmation of water clarity while the precision scale tracks flow rates for system diagnostics, backwash timing, or alarm triggering. Use this meter anywhere you need to verify flow performance or detect system anomalies in real time.

💧 Pro tip: Install flow meters on the outlet side of filters or pumps, not the inlet, to avoid turbulence that can throw off readings. A few inches of straight pipe before and after the meter will give you the most accurate measurements over time.
Blue And White (F-41000LN-16) 2.0 - 20 GPM Flow Meter; 1" FPT | Isopure Water