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Centrifugal Blowers & Exhausters

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Easy to Maintain & Versatile Centrifugal Blowers

Centrifugal blowers are used by a variety of manufacturers for different applications. We work with OEM’s and end users in plating, chemical, petroleum, landfill gas and power generation, to name a few.

The right blower can provide multiple benefits including:

  • Energy Efficiency
  • Extreme Durability
  • Ease of Maintenance
  • Versatility

We're here to answer your questions and help you find exactly what you need. We proudly offer Gardner Denver with Hoffman® and Lamson® brand blowers for industrial use.

Types of Blowers

MultistageRead Brochure Fabricated High Speed RegenerativeRead Brochure Remanufactured

Why Hoffman® and Lamson®?

Why does FH Mason recommend Hoffman® and Lamson® by Gardner Denver?

Here are just a few reasons:

  • Largest manufacturer of centrifugal blowers and exhausters
  • In business for over a century
  • Most comprehensive blower and exhauster lineup in the world
  • After the sale service and support
Hoffman Centrifugal Blower

Flexible Coupling

  • Precision aligned flexible coupling connects blowers/exhausters directly to the power source
  • Optimizes power transfer
  • Minimizes bearing loads for longer life

Balance Piston

  • Balance piston compensates for the axial force of the impellers on the inlet bearing
  • Located at the outlet end of the rotating impeller assembly
  • Greatly increases bearing life for longer, trouble-free operation

Carbon Ring Seal

  • Optional carbon ring seals available for special air and gas applications
  • Available with purge option

Labyrinth Seal

  • Non-contact, non-wearing labyrinth air seals are standard
  • No-maintenance seal
  • Used in most air and some gas applications
  • Purge option available

Patented Multiple Baffle Rings (MBR™)

  • MBR™ is featured on many of our models
  • Helps turn airflow smoothly into the eye of the impeller, to drastically reduce inlet passage losses
  • Combine with the shrouded impeller design to increase blower efficiency and pressure/vacuum capability

Multistage Shrouded Impellers

  • Two-dimensional shrouded cast aluminum impellers
  • Impellers are balanced individually and keyed onto the shaft
  • Complete assembly is balanced for smooth operation
  • Lowest vibration levels in the industry
  • Rotor assemblies are designed to operate well below first critical speeds for added reliability

Cast Blower Housings

  • Precision machined from high-grade cast iron (smaller models may be cast aluminum)
  • Intermediate blower sections are assembled using high-strength steel tie rods
  • Long-lasting performance and durability due to the blower and driver being mounted together on a single steel baseplate
Gardner Denver Centrifugal Exhauster

Which Blower is Best for My Application?

Centrifugal blowers and exhausters can be found in a wide variety of manufacturing and waste disposal facilities. Chemical, petroleum, metal finishing and landfill gas compression are examples of applications seen throughout Michigan, Ohio, and Indiana.

The Best Size & Performance for Your Application

We know that you expect great performance from your Hoffman® and Lamson® brand blower or exhauster, as you should. The Hoffman® and Lamson® brand by Gardner Denver offers 22 models for you to choose from, which means you’ll be able to find exactly what you need. Plus, you can specify a variety of manufacturing options so that your blower/exhauster performs to your expectations.

Not only do we offer a variety of base models, you can also choose from a multitude of efficient design options like special coatings, alternative component materials, oil or grease lubrication, special seals, drive couplings and power sources.

Once you specify the Hoffman® and Lamson® brand blower or exhauster you want, we’ll make sure it is manufactured according to your unique application and requirements.

Industrial Processing

Common Applications

Industrial Processing

If you’re in industrial manufacturing, Hoffman® and Lamson® brand blowers and exhausters provide air or gas for many processes, including sulfur recovery, combustion air, process gas boosting, fluidized bed combustion systems, vapor and gas extraction, composting, sludge incineration and printing systems, to name a few.

Other common applications for industrial processing include:

  • Aeration Basins
  • Air Drying
  • Air Flotation and Sliding
  • Air Knife Stripping
  • Blow-off Systems
  • Carbon Black
  • Coal Gastification
  • Combustion Air Blowers
  • FGD – Forced Oxidation
  • Fluidized Bed
  • Gas Boosting
    • O², CO², N², etc.
  • Gas Recovery
  • Landfill Gas
  • LNG Vaporizers
  • Printing Operations
    • Turning Bars
    • Dryers
    • Binding Applications
  • Pulp Dewatering
  • Steel Plating Baths
  • Sulfur Recovery
  • Vapor Recompression
Water & Wastewater Treatment

Water & Wastewater Treatment

Wastewater plants utilize centrifugal blowers and exhausters in a variety of ways, since treatment methods can vary greatly. However, many wastewater treatment plants depend on blowers for several functions, including:

  • Aeration
  • Aerobic Digestion
  • Biogas
  • Digester Gas Boosters
  • Filter Backwashing
  • Air Scouring
  • Grit Chambers

Your Application

Need something unique? Contact us for design assistance.

Considering a Blower for Your Plant?

If you’ve been tasked with finding an efficient, reliable centrifugal blower, the Hoffman® and Lamson® brand by Gardner Denver offers many excellent options from which to choose.

The information offered here is only the first step in selecting the right blower for your application. There are many details to consider, and design options to select. Your blower is manufactured according to your specific application and requirements.

CF Select™ Precision Sizing Service

Choose the Right Blower

The absolute best way to ensure that you choose the right blower for your application is to Call FH Mason! You can also contact us online, or send an email to sales@fhmason.com.

Additional Help: CF Select™ Precision Sizing Service

In order to help you choose the optimal blower or exhauster for your plant, Hoffman® and Lamson®created CF Select. This software creates a variety of performance curves, then helps you select the most appropriate models and options for your application. Ask FH Mason about this service!

Service for Your Hoffman® and Lamson® Brand Blower

It’s our goal to make owning a blower or exhauster worry-free. That’s why we offer factory and field services to keep your equipment running at peak performance. We also offer genuine Hoffman® and Lamson® parts including accessories and lubrication.

Hoffman® and Lamson® have locations all over the world so it’s easy to expedite blower repair, field service, and genuine parts delivery.

Blower Factory Parts and Service

Blower Factory Service

Do you need an extensive repair or reconfiguration? You’re covered! Our specialists can effectively disassemble, clean, inspect, re-balance, and repair your blower to its original factory specifications if need be. We also test each and every machine after all the repairs are complete, and issue a factory warranty. We use only genuine Hoffman® and Lamson® brand parts.

Blower Field Services

Your Hoffman® and Lamson® brand centrifugal blowers and exhausters are backed by a strong, global factory service organization – that means our capabilities exceed those of standard organizations. The service department behind the Hoffman® and Lamson® brand is able to meet your demands, quickly and efficiently. We can remanufacture older machines to new standards, so if your application changes, we can re-rate your blowers and exhausters for improved performance.

Let us help with:

  • Warranty Renewal
  • Start-up
  • Vibration Analysis
  • Laser Alignment
  • Troubleshooting
  • Training

Parts and Service

Keep your Hoffman® and Lamson® brand blowers and exhausters running at peak efficiency with the help of our international team of engineers and service professionals. Need replacement parts or accessories? We offer superior quality materials and the most innovative engineering designs available.

For optimal performance, use Hoffman® and Lamson® AEON brand synthetic oils and high-temperature grease lubrication.

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