Featured Products

  • YZ Crude Oil Sampler

    YZ offers a standard, simple and reliable family of crude oil sampling systems. Each system is manufactured with quality and precision. The goal of the entire design is to deliver a representative sample month after month, year after year. Our CNR pump sampling system can accommodate a traditional crude oil pot[…]

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    YZ Systems Crude Oil Sampling Systems

  • Peerless Ultra Filter Separator

    More filter area and multi-stage P6X vane separators in a compact, cost efficient package set the Peerless ULTRA apart from standard filter separators. For vessels above 42″ diameter, the ULTRA design can offer a 10–20% or more savings in initial capital investment vs. other more standard vessels. PRINCIPLE OF OPERATION:[…]

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    Peerless Ultra Filter Separator

  • The Pony® Heated Probe Enclosure is a patented designed to provide and maintain heat for the sample probe directly at the sample point with a remote mount Mustang® Sample Conditioning System (MSCS). The Pony® probe enclosure is an integral part of the MSCS, developed to install between 6” center‐to‐center thread‐o‐lets.[…]

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    MUSTANG PONY Heated Probe Enclosure

  • RAI 370XA GC Enclosure

    The Danalyzer 370XA is designed to simplify natural gas measurement analysis in Fiscal and Custody Transfer applications and improve the measurement performance of your C6+ BTU/CV analysis.

    A unique benefit to the 370XA is its Maintainable Module™ technology, which allows the operator to easily replace the GC module in the field in under two hours, greatly reducing downtime and overall operating costs.

    For additional information, please visit RosemountAnalytical.com

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    Rosemount 370XA Compact GC Enclosure

  • Models 762, 763, 765, 766 and 767 gas loaded relief / back pressure control valves are specifically designed to regulate and control maximum pipeline pressures or to maintain a minimum back pressure in a system.

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    DANIEL Measurement 700 Series Relief Back Pressure Valves

  • Next-generation technology ensures custody transfer measurement integrity Ideal for custody transfer applications, the new Daniel 3414 Four-Path Gas Ultrasonic Meterprovides highly accurate, reliable measurement that minimizes lost and unaccounted for natural gas. The four-path (eight transducer) chordal meter is now paired with rugged Daniel Gas Ultrasonic Transducers and ultra-fast next-generation Daniel[…]

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    DANIEL SeniorSonic 3414 Four-Path Gas Ultrasonic Flow Meter

  • Mustang® Pressure Regulating Vaporizer Sampling System The Mustang® Pressure Regulating Vaporizer Sampling System (MPRVSS or NGL Sr.) is a technology designed to vaporize liquid providing a fresh sample to a continuous online analyzer. This system is designed with enhanced sample quality, through controlled vaporization and remixing, and gas sample pressure[…]

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    Mustang® Pressure Regulating Vaporizer Sampling System

  • The Danalyzer 370XA is designed to simplify natural gas measurement analysis in Fiscal and Custody Transfer applications and improve the measurement performance of your C6+ BTU/CV analysis.

    A unique benefit to the 370XA is its Maintainable Module™ technology, which allows the operator to easily replace the GC module in the field in under two hours, greatly reducing downtime and overall operating costs.

    For additional information, please visit RosemountAnalytical.com

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    370XA Gas Chromatograph

  • The Danalyzer 500 Gas Chromatograph is the industry’s most trusted analyzer for natural gas custody transfer applications. This air-less heat-sink style GC has a unique “open-oven” design that is also ideal for very rich gases or natural gas liquids (NGL) that require very high temperature heating for the sample lines.[…]

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    500 Gas Chromatograph

  • Overview SpectraSensors SS2100 Gas Analyzers are exceptionally reliable for measuring trace gas components using Tunable Laser Diode (TDL) technology. TDL absorption spectroscopy is a high-resolution infrared technique that enables the measurement of specific gases with precision while avoiding interferences that are common with traditional infrared analyzers. The SS2100 is certified[…]

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    SpectraSensors SS2100 TDL Analyzers

  • ECLIPSE® MODEL 706 HIGH PERFORMANCE GUIDED WAVE RADAR TRANSMITTER The NEW Eclipse® Model 706 high performance transmitter is a loop-powered, 24 VDC level transmitter that is based upon the proven and increasingly accepted technology of guided wave radar (GWR). Encompassing a number of significant engineering accomplishments, this leading edge level[…]

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    Magnetrol ECLIPSE® MODEL 706

  • TA2 Flare Stack Meter

    THERMATEL® TA2 MASS FLOW TRANSMITTER The Thermatel® Model TA2 thermal mass flow transmitter, based on thermal dispersion technology, provides reliable mass measurement for air and gas flow applications. The powerful, yet easy-to-use, electronics are contained in a compact explosion-proof enclosure. The TA2 is available with both insertion probes, as well[…]

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    Magnetrol Thermal Dispersion Flow Meter Model TA2

Founded in 1941, Davis and Davis Company supplies industry leading Oil, Natural Gas and Liquid Measurement products and systems. We design, build and support custom fabricated Liquid Load-Out skids, Custody Transfer Metering Stations, CEMS Packages and process analyzer shelters. We deliver integrated solutions with full electrical, piping and tubing, tested and ready for installation and operation.

Proactive customer focused support has built our reputation for excellent service with a broad range of technical knowledge of the natural gas and liquid measurement industry. We represent the highest quality manufacturers of flow, level, analytical and safety equipment.

We thrive on providing solutions to challenging applications, educating our customers and welcome the opportunity to prove our service by providing it!

Let us prove our service by providing it!