More than 40 years experience

Koss has been custom designing and fabricating stainless steel tanks, kettles, hoppers and vats since 1978. Our durable, sanitary vessels can be designed for storing, cooking, mixing, holding, pasteurizing, cleaning and more.

  • Certified ASME Pressure Vessels - Section VIII Division 1 manufacturer 
  • Custom built vessels in many different shapes and configurations
  • Jacketed tanks (steam and cooling)
  • Vacuum tanks
  • Sizes from 1 to 3,000+ gallons
  • ​Designed and manufactured to meet or exceed USDA sanitary standards
  • Available materials include 304 SS, 316 SS, AL6XN and Hastelloy 

Choose from a variety of tank options:

Custom agitation: scraped, swept or mixers >
Koss 3-A equipment leveling feet >
Koss tank vents >
Manways and covers >
Sight glass >

Air Eliminator Tanks

Extend your pump life and improve flow meter accuracy with an air eliminator tank from Koss. Our AE tanks have a superior design resulting in less air pockets which can cause pump cavitation and inaccurate flow meter readings. 

  • Unique pitched inlet means less air bubbles as product enters the tank
  • No float for a more sanitary process
  • No vortex breaker eliminates bulky, hard-to-clean apparatuses inside the tank
  • Can be made CIPable for easier, effective cleaning
Meet or exceed USDA sanitary standards.

Balance Tanks

Our legal PMO balance transfer tanks are manufactured to industry and PMO (Pasteurized Milk Ordinance) standards and meet 3-A requirements.

  • Custom built in a variety of sizes
  • Raised bridge eliminates product back flow
Meet or exceed USDA sanitary standards.

Non-PMO balance tanks also available

Batch Pasteurizer Tanks

Vat pasteurization is the oldest way to pasteurize, and finding the right balance between heating and agitation is important when operating a vat or batch pasteurizer.

  • Built with steam and cooling jackets for optimal temperature control
  • Variety of agitation options available
  • Recording thermometers and chart recorders are standard
Meet or exceed USDA sanitary standards.

Chemical Tanks

At Koss, we offer corrosion-resistant tanks at a competitive price.

  • Available in a variety of sizes.
  • Non-sanitary

COP Tanks

Koss builds durable, stainless steel COP tanks in 5 different sizes. Or have us build to your specifications. You choose the length, width, height and depth that work best for your washing applications and we'll build to suit. Customize with covers, side jets, pumps, valves, motors, heating elements, control panels and more.

Meet or exceed USDA sanitary standards.

Contact us today for a quote.

Hardening Tanks

Our custom-built stainless steel hardening tanks feature polished product contact areas and multiple covers for easy access and viewing.

  • Polished product contact areas
  • Can be made CIPable for easier, effective cleaning
Meet or exceed USDA sanitary standards.

Starter Tanks/Culture Tanks

Develop your cultures in a sanitary and controlled environment. Koss builds it’s stainless steel starter tanks to meet or exceed USDA sanitary standards.

  • Steam and cooling jackets for optimal temperature control
  • Heat product and hold at the desired temperature for optimal culture development
Meet or exceed USDA sanitary standards.

Stuffer Hoppers/Auger Feed Troughs

Our custom-built stainless steel stuffer hoppers are horizontal units which use ribbon-style augers to feed product into the pump. These industrial food augers handle a variety of viscosities but are not recommended for liquids.
  • Can be made CIPable for easier, effective cleaning
  • Can easily receive feed from multiple machines
  • Automation available
Meet or exceed USDA sanitary standards.

Surge Hoppers

Koss stainless steel surge hoppers are engineered for optimum strength without the bulk. We pack heavy duty performance into a small footprint.
  • Conical swept or scraped surface bottom
  • Long lasting, sanitary solution that reduces maintenance time 
  • Ideal for a variety of viscosities from dough to liquids 
  • Gravity and agitation used to feed the pump
  • No bottom bearing (for easier cleaning)
  • No tools needed to change our blades 
  • Our scraper and sweeper arms are designed for fewer product contact surfaces
  • Less product build up
  • Can be made CIPable for easier, effective cleaning
  • Heating and cooling options available
  • Automation available
Non-agitated versions available.

Meet or exceed USDA sanitary standards.

Copyright © 2019 Koss Industrial, Inc.