Expansion factor is defined as the fractional change of the volume of a substance from a change in its temperature. Simply said, as a substance temperature increases, its volume increases. This is important when determining the amount of fluid that will expand in a hydronic system and subsequently the expansion tank needed to accommodate this […]

  You can now search your order history on WesselsVessels.com using a dedicated “search order” bar. Find new and old orders quickly by searching for information relevant to your order, such as the purchase order number, online order, wessels order, partnumber or product description. Click the blue Order Nmber link to view the complete order information.   […]

Wessels is proud to introduce our newest employee, Nathan Blank. He recently joined our Engineering Department as a Design Engineer. He graduated with a degree in mechanical engineering from Purdue University in Indianapolis. In his free time, he can be found playing Uncharted 4 and is rated as one of the top players in the […]

The proper way of setting the pre-charge air pressure for a tank in operation is to isolate the tank from the system, drain off all expanded fluid, and measure the air pressure in the tank. The pre-charge air pressure can then be reset to its optimal setting. Depending on the tank size, this process can […]

At times, an expansion tank pre-charge must be increased using compressed air. Wessels recommends dry, oil-free air like the compressed air used in our factory, which is taken to below -50°F and processed through a dryer. Another option is to use compressed nitrogen because it is an inert gas that avoids oxidation and moisture content […]

One of our newest employees, Michelle Miller, has recently joined Wessels Company in the accounting department. Michelle came aboard the Wessels crew at the beginning of 2024, following an impressive 30-year career in management roles within the banking sector. She attended Indiana Wesleyan University in Kokomo, Indiana. Her favorite part about her new position is […]

Every pressure vessel manufactured by Wessels Company is equipped with a metal data tag affixed to its front side, positioned below the smart bracket system. This data tag serves as a quick reference for essential vessel information. All vessels that adhere to the ASME code have a corresponding U stamp on the tag. You can […]

PRESS RELEASE January 2024 Contact: Rebecca Bennett- Marketing Coordinator [email protected] 317-888-9800 For Immediate Release   Wessels Unveils Innovative Product Enhancements at AHR Expo 2024 GREENWOOD, IND. – Wessels Company is thrilled to announce the debut of its latest product enhancements at the AHR Expo in Chicago, showcased at booth 6321. Among the highlights is the […]