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Smooth Flow offers you the very best of H Class vacuums. Price includes full hose/wand kit for your HAZMAT needs. The Numatic HEPA range provides powerful flow, durable equipment and affordable product. Each unit comes with a 2 year parts warranty, the best in the business

Air Flow Rate 275m3/h (new HEPA and gaskets). Has transit cover. All markings present. Flow rate variable. Heater working (if required). Caveats This unit has no hour counter or non return flaps. Potential Variations Can come with or without the heater element.

Specifications: Pressure gauge with battery, warning settings, printer, wifi and more. As new condition. Caveats: None Potential Variations All units are the same.

Specifications: Standard steel frame tubing 2m x 1m x 1m Caveats: Surface treatment has been applied in places. B grade frames available for $100 per cell (SOLD OUT) Potential Variations All A Grade refurbished units are same.

Specifications: Comes with all clip points. Caveats: None Potential Variations All A Grade refurbished units are same.

Specifications: Can come with mounting bolts (please specify) Caveats: None Potential Variations All A Grade refurbished units are same.

Specifications: Medium with locking cover. Comes with all clip points. Caveats: None Potential Variations All A Grade refurbished units are same.

Specifications: Medium basic without locking cover. Will come with cover sheet. Caveats: None Potential Variations Several different styles, all same function.

Specifications: High flow dual motor assembly with over 200m3hr and strong suction. 40L waste drum. Comes with a full hose and attachment set. 27m Suction distance (with long hose). Ex Demo Model - Comes with all attachments Caveats: None Potential Variations Smooth Flow can supply extra large

Specifications: High Flow Dual Motor assembly with over 200m3/hr and strong suction. 23L waste drum. 27m Suction distance (with long hose). Hoses sold separately. Caveats: None Potential Variations Smooth Flow can supply large vacuum bags to suit this unit. Units can come with or without wheels

Specifications: Powerful motor with over 125m3/hr flow rate with new HEPA installed. 9L waste drum. Hoses sold separately. Caveats: Some units have dents on metal, operationally sound. Potential Variations Smooth Flow can supply vacuum bags to suit this unit. Units can come with or

Specifications: Over 200m3/hr flow rate with new HEPA installed. 23L waste drum. High suction distance with long hose. Hoses sold separately. Caveats: Some units have dents on metal, operationally sound. Potential Variations Units can come with or without wheels (depending on stock or buyers nee

Air Flow Rate 550m3/h (new HEPA and gaskets). Has transit cover. All markings present. Flow rate variable. Non return flaps operate. Caveats None Potential Variations All A Grade refurbished units are same.

Air Flow Rate 2350m3/h (new HEPA and gaskets). Has transit cover. All markings present. Flow rate variable. Non return flaps operate. Caveats Wheels may have wear. Hour counter may not tick. Potential Variations All A Grade refurbished units are same.

Specifications: Locking doors available. Opaque roof and hard floor. Comes with floor mats and shower attachments. Caveats: Does not come with an NPU or storage containers. Potential Variations Can come without floor mats and shower attachments (-$1000 for 3 stage price).

Air Flow Rate 2350m3/h (new HEPA and gaskets). Has transit cover. All markings present. Flow rate variable. Non return flaps operate. Caveats Wheels may have wear. Hour counter may not tick. Potential Variations All A Grade refurbished units are same.

Air Flow Rate 5350m3/h (new HEPA and gaskets). Has transit cover. All markings present. Non return flaps operate. Caveats Wheels may have wear. Hour counter may not tick. Current Stock units do not have variable airflow control. Potential Variations All A Grade refurbished units are same.

Introducing Rackstuds DUO the super-fast 1RU mounting solution that's 3x faster than cage nuts. No washers needed, improved leverage strength, and universal compatibility for all your rack equipment. - A universal 1RU replacement for cage nuts. - Only two required. No washers needed. - New nut with

- A universal replacement for cage nuts - Inserts from the front so no more fiddling behind the rack - Rackstuds provide a place to support your gear, making single-handed installs possible - Rackstuds are much simpler, faster, safer and very strong - Sample pack contains both sizes/colors and are s

- A universal 1RU replacement for cage nuts - Only two required. No washers needed. - New nut with PZ2 screwdriver slot - All the benefits of the Series II design. - Contains 2 x DUO studs and 4 x Gen5 nuts, enough to mount 1 x 1RU bit of gear

- A universal replacement for cage nuts - Inserts from the front so no more fiddling behind the rack - Rackstuds provide a place to support your gear, making single-handed installs possible - Rackstuds are much simpler, faster, safer and very strong - Technician combo pack contains 40 of each size/c

Get real-time, accurate, and reliable water quality monitoring with this low power use, optical TSS Sensor. Designed for enhanced precision and durability, this optical four-beam self-compensating sensor virtually eliminates drift caused by contamination or electronic aging ensuring long-term stabil

The HydroMetrics GW50 Mosfet Switch is used for switching the Water-Jet pump cleaning unit on the GW50 sensor using the control line.

Quickly filter particulate contamination from water samples using this 47mm diameter water filter that uses low cost replaceable filter membranes. Comes complete with 1 x 50pk of 0.45m Hydrophilic PVDF Disc Membrane Filters.

Cable for the HydroMetrics Water-Jet sensor cleaning pump. Comes fitted to the pump purchased separately.

This high quality shielded cable is designed to fit the HydroMetrics GW50 range of sensors.

Adapted by HydroMetrics for charging the HydroMetrics GW50 portable sensor 12v LiFePO4 battery pack, this customised Victron Blue Smart 1.1A 12v Battery Charger has a seven-step smart charge algorithm maximises battery health and is able to recover fully discharged (dead) batteries. Built-in Bluetoo

Designed manufactured specifically for use with the HydroMetrics GW50 portable unit, this lightweight, robust 12v LiFePO4 rechargeable battery pack includes a visual charge status readout and integrated cell balancing / protection circuits. Charged using our charging unit (sold separately). Lithium

This portable accessory kit for the HydroMetrics GW50 comes with: - 1 x High quality stainless steel box - 1 x Measurement cell UV-C safety cover - 1 x Cleaning brush - 1 x Syringe - 10 x 30mm 0.45m syringe water sample filters - 2 x containers for cleaning products (not shipped full internationally

This nylon cover is designed to cover the measurement cell of the HydroMetrics GW50 to avoid exposure to the UVC light emitted by the Xenon bulb during activation. An essential safety device for the portable sensors and when testing or cleaning is undertaken.

33mm diameter Hydrophilic Nylon Syringe Filters, ideal for quickly filtering water samples to remove suspended solids. Non-sterile 100pcs/pk.

Suitable for sensor cleaning and zeroing this ultra high purity de-ionised water has a very low conductivity of 0.055 microsiemens per cm and ultra high resistivity of 18.2 Megohms per cm. Meets ISO and ASTM standards for water purity quality. Tested by HydroMetrics.

Direct PC Connection for Full Sensor Control The enables direct connection between a laptop PC and the GW50 sensor, providing full control and data access. This adapter comes with a USB memory stick preloaded with HydroMetrics GW50Log software, allowing seamless sensor management. Key Features: Dire

The HydroMetrics Modbus Adaptor enables seamless communication between HydroMetrics nitrate sensors and Modbus-compatible systems. Designed for precision agriculture and environmental monitoring, this adaptor ensures reliable data transmission for remote nitrate sensing applications. Key Features: M

The Portable HydroMetrics GW50 Optical Nitrate Sensor is a robust cost-effective sensor for self-contained field use that uses UV-C optical technology to accurately measure the concentration of total nitrates in water samples. Our "Lab in a Case" allows anyone to accurately measure total nitrates in

The HydroMetrics GW50PC nitrate sensor is designed for installation within a water body or well where regular cleaning is not desirable and the well internal diameter is >55mm (2 3/16"). - The measurement cell in this sensor is submerged for scheduled measurements. The Water-Jet cleaning system on t

The HydroMetrics GW50PC nitrate sensor is designed for installation within a water body or well where regular cleaning is not desirable and the well internal diameter is >55mm (2 3/16"). - The measurement cell in this sensor is submerged for scheduled measurements. The Water-Jet cleaning system on t

The HydroMetrics GW50FC nitrate sensor is designed for situations where a suitable bore is not available to install a nitrate sensor. Water can be pumped from the water source and piped directly through the measurement cell in this sensor. Common uses: - Drinking water and stock water monitoring. -

The entry GW50 optical sensor with turbidity compensation included, robustly designed for long term deployment. Uniquely designed sub-50mm for installation in bores with an internal diameter of 50mm or greater (2 inch). Can also be used in surface water. For maximum accuracy, water must be low in tu

The entry GW50 optical sensor with turbidity compensation included, robustly designed for long term deployment. Uniquely designed sub-50mm for installation in bores with an internal diameter of 50mm or greater (2 inch). Can also be used in surface water. For maximum accuracy, water must be low in tu