Showing 1–16 of 43 results

  • Geosub 2 Pump & Controller System

    The Geosub 2 Pump & Controller system is a versatile, stainless steel, pumping solution. A DC pump for low flow sampling and high flow well purging. Robust and tested design with stainless steel components for sampling in the harshest well conditions. The Geosub 2 operates with the Geosub 2 Controller and a portable reel system or as a dedicated well system to 60 m depth. Please talk to us if your application is deeper than 60m.
    From £535.6 Login for loyalty discount
  • Oil Interface Meter – 30 m

    An Oil Interface Meter that uses a 16mm probe for the accurate measurement of hydrocarbons as thin as 1.52 mm in wells as small as 19mm in diameter and for detecting tank leakage. As the Meter is lowered down a well and contacts the product layer, a solid tone and green light alarm is activated on the reel.
    From £125.66 Login for loyalty discount
  • Package – YSI & Peristaltic Pump (Advanced)

    Van Walt's most popular product combination for reliable, accurate results. An award winning YSI multiparameter meter combined with our  versatile electronic peristaltic pump with advanced memory option. This reliable and universal electronic peristaltic pump can create a perfect vacuum for sampling and purging in shallow wells. This package is perfect for low flow sampling of groundwater and is available with optional auto shut off to assist compliance with the latest standards and directives when low flow sampling in monitoring wells.
    From £533.54 Login for loyalty discount
  • vanwaltHex-Pump

    The vanwaltHex-Pump is a high-quality peristaltic pump for low flow purging and sampling. It is a premium pump made from high-grade components. It is a strong, field-tested, easy-to-use pump for use in the toughest conditions for low-flow sampling and purging. The pump is entirely designed and manufactured by Van Walt.
    From £147.29 Login for loyalty discount
  • vanwaltKISS

    vanwaltKISS – the Keep It Simple Sensing system is a true “plug and play” environmental telemetry system to monitor water level and temperature. Developed by Van Walt and made in the UK to our specifications, this easy to use and accurate system delivers environmental data cost-effectively, securely and with no hidden extras, directly to your desktop, tablet or mobile. Rental discount not applicable on long-term rentals. PLEASE SPECIFY CABLE LENGTH REQUIRED
    From £72.5 Login for loyalty discount
  • vanwaltKISS CTD

    vanwaltKISS CTD – the Keep It Simple Sensing system, CTD version is a true “plug and play” environmental telemetry system to monitor water level, temperature and conductivity, even in corrosive environments. Developed by Van Walt and made in the UK to our specifications, this easy to use and accurate system delivers environmental data cost-effectively, securely and with no hidden extras, directly to your desktop, tablet or mobile. Rental discount not applicable on long-term rentals. PLEASE SPECIFY CABLE LENGTH REQUIRED
    From £118.5 Login for loyalty discount
  • Water Level Logger – Titanium

    For general purpose level logging & temperature in corrosive conditions. 10m to 200m water fluctuation. REQUIRED: Baro Logger & LevelSCOUT Communication Kit
    From £103 Login for loyalty discount
  • Package – YSI & Bladder Pump

    Combining an award winning YSI multiparameter meter with a small, portable, very efficient pumping package that includes a built-in, high efficiency electrical compressor and optional auto shut off. The small electric compressor uses an external rechargeable lead acid battery and no air makes contact with the sample liquid. There is no sample cross-contamination because the stainless steel pumps use a replaceable bladder either in Teflon or PE for easy cleaning. The ideal low flow groundwater sampling package capable of pumping from depths of up to 60 metres.
    From £586.07 Login for loyalty discount
  • Package – PID & Oil Interface Meter

    A useful package for anyone monitoring potentially hazardous wells and boreholes. Combining a robust handheld VOC monitor for the detection of volatile organic compounds and a standard Oil Interface Meter - 30 m with a 16mm probe for the accurate measurement of hydrocarbons as thin as 1.52 mm that produces an alarm when in contact with the product layer, a solid tone and green light alarm is activated on the reel.  
    From £303.85 Login for loyalty discount
  • ‘Safe on Site’ Package – PID & LEL Meter

    Van Walt's 'Safe on Site' package with our robust handheld VOC meter that provides excellent detection for volatile organic compounds and has intuitive software features plus an accurate portable gas detector with audible and visual alarms which sound in the event of exposure to flammable gases, oxygen and a wide range of toxic gases onsite. Ideal for keeping you safe on petrol forecourts, landfill sites and other potentially hazardous environments.
    From £258.53 Login for loyalty discount
  • Package – YSI, Oil Interface Meter & Peristaltic Pump (Advanced)

    A versatile system for sampling and purging in shallow wells using an advanced Peristaltic Pump that creates a perfect vacuum, a handheld YSI multiparameter water quality test meter, a standard Oil Interface Meter - 30 m with a 16mm probe for the accurate measurement of hydrocarbons as thin as 1.52 mm in wells as small as 19mm in diameter and, when used with an in-line filter and flow-through cell creates a sophisticated low flow sampling system.
    From £659.2 Login for loyalty discount
  • Package – YSI, Oil Interface Meter & Bladder Pump

    A serious low flow groundwater sampling solution for depths up to 60 metres including a handheld YSI multiparameter water quality test meter, a standard Oil Interface Meter - 30 m with a 16mm probe for the accurate measurement of hydrocarbons as thin as 1.52 mm in wells as small as 19mm in diameter and small, portable, very efficient bladder pump with compressor.
    From £711.73 Login for loyalty discount
  • Package – PID, LEL Meter & Oil Interface Meter

    The ultimate 'Safe on Site' package with a handheld volatile organic compound (VOC) meter; an accurate portable gas detector with audible and visual alarms which sound in the event of exposure to flammable gases, oxygen and a wide range of toxic gases onsite and a standard Oil Interface Meter - 30 m with a 16mm probe for the accurate measurement of hydrocarbons as thin as 1.52 mm in wells as small as 19mm in diameter.
    From £384.19 Login for loyalty discount
  • ATEX Certified Interface Meter – 60 m

    An ATEX certified Interface Meter with LNAP and DNAPL detection for monitoring in landfill, remediation and petrochemical industries.
    From £158.62 Login for loyalty discount
  • YSI Pro ODO

    The YSI Pro ODO is an extremely durable handheld Optical Dissolved Oxygen Meter.
    From £105.06 Login for loyalty discount
  • YSI Pro Plus

    The YSI Professional Plus handheld multiparameter meter provides extreme flexibility for the measurement of a variety of combinations. The Quatro cable attached to the Pro Plus allows you to utilise 4-ports to measure temperature/conductivity, DO, and any two ISEs among pH, ORP, ammonium, chloride, or nitrate. Supplied with Buffer Solutions & Flow Cell. Buffer Solutions are only chargeable if used.
    From £266.77 Login for loyalty discount