Rotameter Rentals

These rotatmeters are used for measuring the instantenous flow rate of liquids through onsite plumbing. They are available in Acrylic or Polysulfone.

Blue-White Industries F-451/400

Variable Area Flow Meter

Blue-White Industries F-451/400

Great for temporary installations, our liquid rotameter rentals are precision engineered to provide accurate water flow rate readings at a glance from their direct read scales. We have 2 models available for flow rates as low as 0.2 GPM up to 10 GPM. Acrylic models can be used in direct sunlight and all models require mounting in an exact vertical plane for accuracy.

Flow (F-451)
1 to 10 GPM
Accuracy ±3%
Flow (F-400)
0.2 to 2 GPM
Accuracy ±5%
  • Direct reading permanent scale
  • F-451:
    • Polysulfone body
    • Not for use in direct sunlight
  • F-400:
    • Acrylic body
    • OK for use in direct sunlight
  • Maximum pressure drop 2 psi
  • Weight F-451 3 lbs, F-400 0.5 lbs
Rent This Model


Search Terms

  • Water Flow
  • Rotameters
  • Blue-White Industries F-451/400
  • F-451
  • F-400
  • F451
  • F400

Browse All Rental Categories

113 Categories, 304 Models

Our Most Popular Rental Categories

Browse By Manufacturer

34 Manufacturers, 266 Models

Popular Sales Equipment & Promotions

Field Supplies

Great Prices for Project Supplies

Did you know that Equipco also sells environmental field supplies?

Whether you need calibration standards, tubing, or other supplies like gloves and labels, we stock everything you need to finish the job. Our high quality field supplies, including NIST traceable calibration solutions and gases, come at significant savings over manufacturer brands.

Used Equipment

Great Discounts for Used Equipment

Did you know that Equipco also sells used equipment?

Whenever we have used equipment to sell, whether like-new equipment used only for demonstration or a former rental, well maintained and available for a great price, find what you’re looking for here and check back for updates.

RKI Eagle 2

Multiple Gas Monitor

RKI’s Eagle 2 is an advanced portable gas detector capable of monitoring up to six sensors simultaneously including a PID. 16 different sensors are available providing for hundreds of configuration possibilities.

Landtec GEM5000

Landfill Gas Analyzer

The GEM5000 is the latest in the line of Landtec's GEM landfill gas analyzers. Now lighter, smaller, more accurate, and with an improved user interface, the only instrument you need to take into the field just got even better.

Levelogger 5

Water Level Datalogger

Advanced and durable, the Levelogger Edge is the latest water level datalogger from Solinst. An all new sensor design manages to achieve excellent accuracy while being more robust then previous models and remaining economical.

RAE MiniRAE 3000

Handheld PID Monitor

RAE Systems PIDs are known worldwide for their incredible reliability, accuracy, and features. The MiniRAE 3000 is the latest flagship model featuring the widest range of any handheld PID available and built in correction factors for over 200 compounds.

MultiRAE Series

Multiple Threat Monitor

The MultiRAE Series of handheld gas detectors includes three models for detection of up to six threats simultaneously. Choose from 25 toxic sensors, 3 PID sensors with a 9.8 eV lamp option, and even a gamma radiation sensor.

Your Rental Cart is Empty
Browse Rental Inventory

I forgot my password…