FMD Prover Accessories

Flow MD provides enhanced prover functionality by offering a complete Prover Solutions Package tailored to your needs. We adapt our Small Volume Provers with the necessary “Plug and Play” modifications to satisfy your requirements.

The demand for high-quality measurement and efficiency meet when accessories integrate seamlessly with the Prover.

Prover Trucks and Trailers - Phoenix, Scottsdale, Tempe

Prover Trucks and Trailers

A portable prover mounted on either a truck or a trailer is ideal for load rack proving and other portable proving applications where the flexibility of a portable prover is needed.

Loading Arms - Phoenix, Scottsdale, Tempe

Loading Arms

Makes the loading and unloading process efficient and cost effective while allowing for easy operation and safe handling.

Drain Kits and Additional Piping - Phoenix, Scottsdale, Tempe

Drain Kits and Additional Piping

FMD’s 2” multifunction drain kit allows for proper and quick product removal for prover servicing.

Transmitters - Phoenix, Scottsdale, Tempe


All FMD provers are equipped with two temperature and one pressure transmitter.

Density - Phoenix, Scottsdale, Tempe


Adding the density option enhances measurement potential by allowing for volume verification of density in volumetric applications.

Electronics Placement - Phoenix, Scottsdale, Tempe

Electronics Placement

The placement of the electronics unit can be varied based on your application needs.

Encoder - Phoenix, Scottsdale, Tempe


The Encoder is used for prover validation.

Pressure Relief Valve Assembly - Phoenix, Scottsdale, Tempe

Pressure Relief Valve Assembly

Pressure relief valves are used on provers to protect against over-pressurizing.

Spectacle Blinds - Phoenix, Scottsdale, Tempe

Spectacle Blinds

When a water draw is necessary for prover verification spectacle blinds are a useful option that allows for a complete seal of the system.

Insulation Kit - Phoenix, Scottsdale, Tempe

Insulation Kit

Insulation kits help maintain consistent process fluid temperatures. Insulation kits can be used to protect against heat loss or to maintain a cold temperature.

Cryogenic Provers - Phoenix, Scottsdale, Tempe

Cryogenic Provers

FMD offers the option for cryogenic proving. All sizes of our provers can be manufactured specifically for cryogenics. The provers are designed to satisfy requirements for LPG or other liquid gas proving.

Purge System - Phoenix, Scottsdale, Tempe

Purge System

Designed to be used in conjunction with our Cryogenic Proving Line. The system is purged with inert nitrogen gas to minimize the potential for condensate freezing on the shafts

Service Drip Pan - Phoenix, Scottsdale, Tempe

Service Drip Pan

The function of the prover drip pan is spill containment. It is important to have a drip pan installed under the prover when using hazardous chemicals or in environmentally sensitive areas.

Internal Leak Detection - Phoenix, Scottsdale, Tempe

Internal Leak Detection

The internal leak kit is designed to save maintenance time and costs by verifying the quality of the seals. Ensuring seal replacement is done only when it needs to be.

External Leak Detection - Phoenix, Scottsdale, Tempe

External Leak Detection

Secondary seal protection with alarms before the product releases into the environment.