Oil Filtration Systems • Lubrication Systems • Filtration Products

Industrial grade filtration equipment and application-driven solutions since 1995.

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Systems We Build

Our systems provide solutions to the most demanding industrial filtration and purification requirements.

Vacuum Dehydrators
Thermo-Vac Oil Purification Systems

These robust systems are designed to rapidly remove free, emulsified and dissolved water as well as dissolved gases, fine particles and varnish. Available in process flow rates from 2.5 GPM to 100 GPM, these systems can reach and maintain dryness levels of 10 PPM or better and ISO cleanliness codes of 13/10/8.

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Mobile Oil Purification & Transformer Dryout Systems

These systems are designed to very thoroughly degas, dehydrate and remove fine particles and carbon fines to quickly restore the dielectric strength of transformer oil and insulating oil in transformers, load tap changers and oil filled circuit breakers.

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Oil Filtration Systems

Our Filter Transfer Carts and Kidney Loop Filtration Systems are rugged Industrial systems for use where cleanliness of oil is critical. Whether portable or stationary, these systems feature BETA 1000 Absolute rated microglass filter elements in a variety of retention ratings.

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Fuel Filtration Systems

These are complete systems for removing water and particulates from fuel in bulk fuel storage tanks. They are multi stage filtration and separation units that utilize the latest technology for fine particle and water removal.

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Centralized Circulating Lubrication Systems

Our complete Centralized Circulating Lubrication Systems and Seal Oil Systems are built for use in industrial applications. These systems ensure delivery of clean pressurized oil in critical applications and are available in a wide range of flow rates and pressures.

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Skydrol™ & Phosphate Ester Filtration & Dehydration

These systems completely dehydrate and filter Skydrol and phosphate ester fluids used in hydraulic systems or turbine speed control governor systems. They are built using only materials of construction that are compatible for long term service contact with corrosive phosphate ester fluids.

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Electrostatic Varnish Removal

We've partnered with Oilkleen to offer the most effective varnish removal systems available. We offer these as standalone units or incorporated into our Thermo-vac Oil Purification Systems so that one system can completely remove free, emulsified and dissolved water, dissolved gases, particulates and sub-micronic varnish.

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Oil Heating & Cooling Systems

We build complete packaged portable or skid mounted electric oil heating systems & systems for keeping oil cool in industrial applications. All of our heating systems use low watt density, fin tube style heaters that are very effective at rapidly heating without damaging or coking the oil.

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Oil Storage & Dispensing Systems

These are complete modular and stackable systems for storing bulk lubricants and other critical fluids and keeping them in pristine condition. These systems were developed for use in industrial shops where critical lube oils and transmission fluids are being dispensed into heavy machinery.

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Distributed Products

In addition to the systems we build, we provide filtration equipment to meet nearly any industrial liquid or gas application.

Hydraulic & Lube Oil Filters and Assemblies

We distribute the full Hydraulic Filters line from the Parker Lube and Hydraulic Filter Division, as well as American Filtration Technologies replacement filter elements for any existing system.

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Fuel Filtration

High Purity Northwest offers a wide variety of solutions for keeping critical fuel clean, dry and ready for service.

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Oil & Fuel Condition Monitoring Equipment

We offer Parker’s complete line of Oil and Fuel Condition Monitoring Devices.

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Desiccant Tank Breathers & Reservoir Accessories

We offer the complete line of Air Sentry Desiccant Tank Breathers and OilSafe storage and dispensing solutions.

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HVAC & Air Intake Filters

We offer the complete line of Koch Air Filtration Products, high quality filters for a wide range of applications.

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Water Filtration & Fluid Process Filtration

We have a very complete offering of Water Filtration and Fluid Process Filtration products with solutions for various applications.

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Strainers

We supply Simplex, Duplex, and Automatic Self Cleaning Strainers for nearly any industrial application.

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Fuel Gas Filtration & Coalescing

We offer the full line of TM Industrial Products for Fuel Gas Filtration, Coalescing and treatment.

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Rupture Disks

We are the exclusive representative for Zook Rupture Disks in the Pacific Northwest Region.

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About Our Company

High Purity Northwest, Inc. was founded in 1995 to offer industrial grade filtration equipment for liquid and gas applications in a wide range of industries. We offer application driven solutions to contamination problems and have the expertise to assist customers with equipment that will improve reliability of their most important machinery assets.

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Find the Perfect Industrial Filtration Solution for Your Company

Let our expert team help you put together the ideal filtration or purification system for your company’s unique needs and uses.

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Trusted Since 1995